J Series - Speaker FBT - Free user manual and instructions

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FBT J Series - Speaker
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Product Type Professional 2-way loudspeaker / sound reinforcement monitor
Available Models J 5A, J 5, J 5T, J 8A, J 8, J 12A, J 12, J 15A, J 15
Woofer Custom woofer from 5\" to 15\" with 1\" to 2\" voice coil
Tweeter 1\" neodymium silk dome tweeter with 0.75\" to 1\" coil
Amplifier (Active Models) Class D, 80W to 350W RMS (LF) + 40W to 100W RMS (HF)
Frequency Response 48Hz - 20kHz (@-6dB) depending on model
Dispersion 90° x 90° (J5) or 90° x 60° (J8/J12/J15)
Digital Signal Processing Active models feature DSP with equalization and dynamic protection
Input Connectors XLR combo, Jack, Speakon (NLA4MD-V) depending on model
Power Supply 220-230V ~50/60Hz or 120V ~60Hz (depending on model)
Enclosure Material Polypropylene
Net Dimensions (WxHxD) From 170 x 275 x 180 mm to 410 x 663 x 387 mm
Net Weight From 2.30 kg to 15.10 kg depending on model
Mounting Options Wall bracket, tripod stand, subwoofer coupling
Cleaning Clean only with dry cloth
Safety Do not expose to rain or moisture; refer servicing to qualified personnel
Fuse Replacement Use only fuses with same electrical features and value; disconnect power before replacing
Accessories Wall brackets, stand adapters, T-supports, speaker stands
Applications Band PA, personal monitors, small theatres, DJs, fixed installations
Conformity CE and UK regulations
Country of Origin Made in Italy

Frequently Asked Questions - J Series FBT

What are the available models in the FBT J Series?
The J Series includes J 5A, J 5, J 5T, J 8A, J 8, J 12A, J 12, and J 15A, J 15. Active versions end with "A", passive versions do not, and the J5T is a 70V/100V line transformer model.
What is the power output of the active J Series speakers?
Active models feature Class D amplifiers: 80W + 40W for J5A, 200W + 50W for J8A, and 350W + 100W for J12A and J15A (RMS for LF/HF respectively).
What type of tweeter is used in the J Series?
All models use a 1" neodymium silk dome tweeter with voice coil sizes ranging from 0.75" (J5 models) to 1" (J8 and larger).
Can the J Series speakers be used as stage monitors?
Yes, the J Series is recommended for stage monitors and personal monitoring. Models like J12A and J15A include a FLOOR/VOCAL equalization preset specifically for high-clarity vocal reproduction and stage monitoring.
How do I connect multiple speakers using the LINK output?
The LINK output allows you to connect multiple speakers to the same signal. Simply run a balanced cable from the IN socket of the first speaker to the LINK socket of the next, and so on. For passive models with Speakon connectors, the IN & LINK are wired in parallel, so you can daisy-chain speakers.
What should I do if the PRT/LMT LED lights up?
The PRT/LMT LED indicates a system malfunction, such as an internal amplifier failure or the intervention of current limiting circuits against thermal overload. Check for overheating, reduce the signal level, and if the issue persists, refer the unit to qualified service personnel.
How do I mount the J Series speakers on a wall?
Use the SJ-5U (for J5), SJ-8U (for J8), or BOX-112 (for J12/J15) horizontal wall brackets. Secure the bracket to the wall with screws in all fixing holes, place the speaker between the arms, and fix it with the M10 cylinder-headed screw. A secondary safety cable is essential.
What is the power supply requirement for the J5A?
The J5A operates on 220-230V ~50/60Hz (or 120V ~60Hz for the 120V version) and consumes approximately 75VA. It uses a T630mAL-250V fuse for 230V or T1.6AH-250V for 120V.
How should I clean the J Series speakers?
Clean only with a dry cloth. Do not use water, solvents, or abrasive cleaners. Never allow moisture to enter the cabinet or the electronics.
Which equalization preset should I use for DJ applications?
For DJ applications, select the CLUB/DJ preset on J12A or J15A. This preset provides the punch and full-bodied response required by DJ users, suitable for high-volume disco and party applications.

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USER MANUAL J Series FBT

Speaker Systems

J 15A - J 15

FBT J Series - 1

J 12A - J 12

FBT J Series - 2

J 8A - J 8

FBT J Series - 3
J 5A - J 5 - J 5T

5A

Processed Active Monitor

Sound Reinforcement Monitor

Sound Reinforcement Monitor

Dimensioni

FBT J Series - Dimensioni - 1

180mm / 7.08"

FBT J Series - Dimensioni - 2

FBT J Series - Dimensioni - 3

170mm / 6.69"

FBT J Series - Dimensioni - 4

Processed Active Monitor

Sound Reinforcement Monitor

Dimensioni

FBT J Series - Dimensioni - 1

FBT J Series - Dimensioni - 2

FBT J Series - Dimensioni - 3

Processed Active Monitor

Sound Reinforcement Monitor

Dimensioni

FBT J Series - Dimensioni - 1

FBT J Series - Dimensioni - 2

FBT J Series - Dimensioni - 3

15A

Processed Active Monitor

Sound Reinforcement Monitor

Dimensioni

FBT J Series - Dimensioni - 1

FBT J Series - Dimensioni - 2

FBT J Series - Dimensioni - 3

FBT J Series - Dimensioni - 4

SJ-8U

BOX-112

SJ-5C

SJ-5

SJ-8

AJ 5

Adattatore

Serie J 5

Codice: 18532

∅18.5mm / ∅0.72inch

0.05 kg / 0.11 lb

FBT J Series - Adattatore - 1

AJ 8

Adattatore

Serie J 8

∅35mm a ∅25mm x 165mm

∅1.37inch to ∅0.98inch x 6.49inch

0.30 kg / 0.66 lb

FBT J Series - Adattatore - 1

CUFFIE

Polistirene Espanso

RACCOLTA PLASTICA

FBT J Series - CUFFIE - 1

FBT J Series - CUFFIE - 2

SACCHETTI

MANUALE

Carta

RACCOLTA CARTA

FBT J Series - MANUALE - 1

FBT J Series - MANUALE - 2

General informations

FBT J Series - General informations - 1

J SERIES Manual

Version: 03 ita, en | 11/2025, code: 37696

MADE IN ITALY

Keep this document in a safe palce so that it is available for future reference. We recommend you to regularly check the FBT website for the latest version of this document. When reselling this product hand over this document to the new owner. To use the system properly, always consult the specific guides available on the product pages of the FBT website.

FBT Elettronica SpA - 62019 Recanati (Italy)

www.fbt.it | info@fbt.it

SERIES

SAFETY PRECAUTIONS .... 30

Important safety instructions....30

GENERAL FEATURES 31

Description....31

J 5 series....32

J 8 series....33

J 12 series....34

J 15 series....35

POWER SUPPLY 36

INPUTS & OUTPUTS......37

CONTROLS & FUNCTIONS......40

J 5A....40

J 8A....41

J 12A....42

J 15A....43

ACCESSORIES....44

Warning 44

INSTALLATION MODE 46

Suspension by wall bracket 46

Installation on tripod stand 46

CONNECTION EXAMPLES....47

TECHNICAL SPECIFICATIONS .... 50

Active 50

Passive....51

WASTE & DISPOSAL....52

Product specifications .... 52

Packing specifications....52

FBT J Series - WASTE & DISPOSAL....52 - 1

WARNING

RISK OF ELECTRIC SHOCK DO NOT OPEN

FBT J Series - WARNING - 1

TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER (OR BACK), DO NOT USE MECHANICAL TOOLS INSIDE, REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE.

THE DEVICE MUST BE CONNECTED TO THE MAINS THROUGH A POWER OUTLET WITH A PROTECTIVE GROUND CONNECTION.

FBT J Series - WARNING - 2

This product conforms to applicable EU directive requirements.

FBT J Series - WARNING - 3

This product conforms to all applicable UK regulations.

All informations included in this operating manual have been scrupolously controlled; however FBT is not responsible for eventual mistakes. FBT Elettronica SpA has the right to amed products and specifications without notice.

Important safety instructions

FBT J Series - Important safety instructions - 1

• Read and keep these instructions.
- Heed all warning.
• Follow all instructions.
• Do not use this apparatus near water.
• Clean only with dry cloth.
- Do not block any ventilation opening. Install in accordance with the manufacturer's instructions.
- Do not install near any heat sources, such as radiators, heat registers, stoves or other apparatus (including amplifiers) that produce heat.
- Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has two blades with one wider than the other. A grounding type plug has two blades and third grounding prong. The wide blade or third prong are provided for your safety. If the provided plug does not fit into your outlet, consult an electrician for replacement of the obsolete outlet.
- Protect the power cord from being walked on or pinched particularly at plugs, convenience receptacles, and the point where they exit from the apparatus.
- Only use attachments/accessories specified by the manufacturer.
- Use only with the cart, stand, tripod, bracket, or table specified by the manufacturer or sold with the apparatus. When a cart is used, use caution when moving the cart/apparatus combination to avoid injury from tip-over.
- This device features a power outlet; install the device so that the outlet for the power cord is easily accessible.
- Unplug this apparatus during lightning storms or when unused for long periods of time.
- Refer all servicing to qualified service personeel. Servicing is required when the apparatus has been damaged in any way, such as power-supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped.

This manual contains important about the correct and safe use of the device. Before connecting and using this product please read this instruction manual carefully and keep it on hand for future reference. The manual is to be considered an integral part of this product and must accompany it when it changes ownership as a reference for correct installation and use as well as for the safety precautions. FBT SpA will not assume any responsibility for the incorrect installation and/or use of this product.

Description

Our new “J” series is a highly technologically advanced range of products aimed to improve the performance of the previous line “JOLLY”. The “J” range is based on the development of three new highly efficient Class D amplifiers, completely designed at FBT’s R&D laboratories and featuring the following wattage: 80W+40W for J5A model, 200W+50W for J8A, 350W+100W for J12A and J15A models.

It is a polypropylene bi amplified speaker with 15" woofer and DSP technology; its control panel features a two channe mixer. "J" loudspeakers have been completely re-designed taking advantage of the developments of the last years, for achieving improved efficiency and linear response.

Thanks to its versatility, the “J” series is recommended for band PA, personal monitors, small theatres and auditoriums, piano bars, DJs, stage monitors and fixed installations in live clubs, pubs and gyms.

J Series

FBT J Series - J Series - 1

J 15A - J 15

FBT J Series - J Series - 2

J 12A - J 12

FBT J Series - J Series - 3

J 8A - J 8

FBT J Series - J Series - 4
J 5A - J 5 - J 5T

5A

Processed Active Monitor

  • 5" custom woofer with 1" coil improved efficiency and linearity
    • 1" neodymium silk dome tweeter with 0.75" coil
    • Class D amplifier to 80W RMS (LF) and 40W RMS (HF)
    • 22kOhm input impedance
    • Frequency response (@-6dB) 80Hz - 20kHz
    • Dispersion 90° x 90°
    • On-board analog signal processing with limiter
    • Available in white colour (J 5AW)

5

Sound Reinforcement Monitor

  • 5" custom woofer with 1" coil improved efficiency and linearity
    • 1" neodymium silk dome tweeter with 0.75" coil
    • Recommended amplifier 80W RMS
    • Frequency response (@-6dB) 90Hz - 20kHz
    • 16Ohm nominal impedance
    • Dispersion 90° x 90°
    • Input panel with jack and terminal connector for bare wires
    • Available in white colour (J 5W)

5T

Sound Reinforcement Monitor

  • 5" custom woofer with 1" coil improved efficiency and linearity
    • 1" neodymium silk dome tweeter with 0.75" coil
    • Recommended amplifier 50W RMS (70V / 100V)
    • Frequency response (@-6dB) 90Hz - 20kHz
    • 16Ohm nominal impedance
    • Dispersion 90° x 90°
    • Input panel with terminal connector for bare wires
    • Available in white colour (J 5TW)

FBT J Series - Sound Reinforcement Monitor - 1

Dimensions

FBT J Series - Dimensions - 1

180mm / 7.08"

FBT J Series - Dimensions - 2

FBT J Series - Dimensions - 3

170mm / 6.69"

FBT J Series - Dimensions - 4

Processed Active Monitor

  • 8" custom woofer with 1.7" coil improved efficiency and linearity
    • 1" neodymium silk dome tweeter with 1" coil
    • Class D amplifier to 200W RMS (LF) and 50W RMS (HF)
    • 22kOhm input impedance
    • Frequency response (@-6dB) 60Hz - 20kHz
    • Dispersion 90° x 60°
  • Digital signal processor with equalisation and dynamic protection, 2 equalisation presets for «general purpose» or bass boosting applications
    • Available in white colour (J 8AW)

FBT J Series - Processed Active Monitor - 1

Sound Reinforcement Monitor

  • 8" custom woofer with 1.7" coil improved efficiency and linearity
    • 1" neodymium silk dome tweeter with 1" coil
    • Recommended amplifier 160W RMS
    • Frequency response (@-6dB) 65Hz - 20kHz
    • 8Ohm nominal impedance
    • Dispersion 90° x 60°
    • NLA4MD-V Speakon IN & LINK connectors
    • Available in white colour (J 8W)

FBT J Series - Sound Reinforcement Monitor - 1

Dimensions

FBT J Series - Dimensions - 1

FBT J Series - Dimensions - 2

FBT J Series - Dimensions - 3

Processed Active Monitor

  • 12" custom woofer with 2" coil improved efficiency and linearity
    • 1" neodymium silk dome tweeter with 1" coil
    • Class D amplifier to 350W RMS (LF) and 100W RMS (HF)
    • 22kOhm input impedance
    • Frequency response (@-6dB) 50Hz - 20kHz
    • Dispersion 90° x 60°
  • Digitai signal processor with equalisation and dynamic protection, 4 equalisation presets for «generai purpose», voice or stage monitor applications, for musing listening at a moderate volume and for disco music

FBT J Series - Processed Active Monitor - 1

Sound Reinforcement Monitor

  • 12" custom woofer with 2" coil improved efficiency and linearity
    • 1" neodymium silk dome tweeter with 1" coil
    • Recommended amplifier 300W RMS
    • Frequency response (@-6dB) 55Hz - 20kHz
    • 8Ohm nominal impedance
    • Dispersion 90° x 60°
    • NLA4MD-V Speakon IN & LINK connectors

FBT J Series - Sound Reinforcement Monitor - 1

Dimensions

FBT J Series - Dimensions - 1

FBT J Series - Dimensions - 2

FBT J Series - Dimensions - 3

15A

Processed Active Monitor

  • 15" custom woofer with 2" coil improved efficiency and linearity
    • 1" neodymium silk dome tweeter with 1" coil
    • Class D amplifier to 350W RMS (LF) and 100W RMS (HF)
    • 22kOhm input impedance
    • Frequency response (@-6dB) 48Hz - 20kHz
    • Dispersion 90° x 60°
  • Digitai signal processor with equalisation and dynamic protection, 4 equalisation presets for «generai purpose», voice or stage monitor applications, for musing listening at a moderate volume and for disco music

15

Sound Reinforcement Monitor

  • 15" custom woofer with 2" coil improved efficiency and linearity
    • 1" neodymium silk dome tweeter with 1" coil
    • Recommended amplifier 300W RMS
    • Frequency response (@-6dB) 50Hz - 20kHz
    • 8Ohm nominal impedance
    • Dispersion 90° x 60°
    • NLA4MD-V Speakon IN & LINK connectors

FBT J Series - Sound Reinforcement Monitor - 1

Dimensioni

FBT J Series - Dimensioni - 1

FBT J Series - Dimensioni - 2

FBT J Series - Dimensioni - 3

FBT J Series - Dimensioni - 4

  • Before connecting the apparatus to the mains, make sure the supply voltage matches the one indicated on the back of the apparatus.
    • The power socket also included a fuse box.
  • Faulty fuses shall be replaced only with fuses heaving the same electrical features and value.
  • Before replacing the fuse, disconnect the device from the power socket.
  • Different fuses, mainly if featuring higher capacity, could damage the device.

Power supply 230V

J 5A

220-230V~50/60Hz

T630mAL-250V

75VA

J 8A

220-230V~50/60Hz

T1.6AL-250V

160VA

J 12A

220-230V~50/60Hz

T2.5AL-250V

400VA

J 15A

220-230V~50/60Hz

T2.5AL-250V

400VA

Power supply 120V

J 5A

120V\~60Hz

T1.6AH-250V

75VA

J 8A

120V\~60Hz

T3.15AH-250V

160VA

J 12A

120V\~60Hz

T5AH-250V

400VA

J 15A

120V\~60Hz

T5AH - 250V

400VA

XLR connections

The XLR connection is a type of balanced connection that allows the connection of devices over long distances without loss of quality due to the background noise detected. This is made possible by the presence, as well as by the mass (pin 1), of two cables: a signal cable (pin 2) and a 180° dephased signal cable (pin 3); at the opposite end of the signal source, on both these cables, in addition to the actual signal, the same quantity and type of background noise possibly detected along the path or inevitably produced by the cables (not the one for thermal agitation) will be present in phase. The signal will then be taken from the two cables by difference: in this way the useful part will be double amplitude while the noise detected or produced along the path, being present in phase on both cables, will be cancelled by the difference operation. In the three-pin version it is normally used for the termination of balanced audio lines but it is often also used for unbalanced signals creating a short circuit between the mass and the cold pin. The EIA RS-297-A standard requires that the three-pin XLR connectors for balanced audio are wired as shown in fig.

FBT J Series - XLR connections - 1

NOTE | SPEAKON is a registered trademark of NEUTRIK

FBT J Series - XLR connections - 2

NEUTRIK XLR/JACK - Combo
FBT J Series - XLR connections - 3

Speakon

Speakon connectors are connected in parallel mode. One connector can be used to connect the box to the output of a power amplifier, the other to connect to a second box. Loudspeaker cables shall have the adequate diameter, depending on the overall lenght of the connection. The resistance introduced by an inadequate wiring towards the loudspeakers would reduce both the power output and the damping factor of the loudspeaker. Speakon is a connector which is specially adapted for connecting power terminals to loudspeakers; when inserted in an appropriate socket it locks so as to prevent accidental disconnection; moreover, it is equipped with protection against electrical shocks and guarantees correct polarisation.

Jack

The Jacks are typical connectors for the transporting of two separate signals through two channels, left and right, using a single connector and therefore they can be either mono or stereo. Mono jack (TS) also known as unbalanced jacks, are recognisable from stereo or balanced jacks (TRS) by their composition. The point of the mono jacks is divided into two parts, tip and ground (Tip and Slave) to which the two poles are connected; the stereo or balanced jacks are divided in three parts, as they have a central ring (Ring) which is connected to a second wire, the third (negative) pole.

FBT J Series - Jack - 1

FBT J Series - Jack - 2

Connection cables - BALANCED
FBT J Series - Jack - 3

On model «J 5" jack socket (A) and terminals (B) are connected in parallel. Either the jack or the terminals musi be used lo connect the speaker lo the output of a power amplifier or a mixer with built-in amplifier. Use the remaining connection to hook up a second system.

The «J 5T» model is equipped with a line transformer. Therefore, the power amplifier must feature constant 100V or 70V voltage outputs. The loudspeakers, connected in parallel to the amplifier output, will make it easy to amplify the system deriving from any of the speakers installed previously, if necessary; in the same manner loudspeakers which are no longer necessary can be eliminateci. In the connections, the «phase» both ofthe individuai speakerto its transformer and the in-parallel connection of speakers must be respected.

The input voltage of the speaker must correspond to the output voltage of the amplifier; the sum total of the rated power outputs of all the speakers connected to the line must not exceed that of the amplifier. Before any connection adjust the input voltage and output power by acting on the two selectors (C).

FBT J Series - Jack - 4

FBT J Series - Jack - 5

FBT J Series - Jack - 6

5A

  • PRT/LMT: if this led lights up there is a system malfunction due to an internal amplifier failure or to the intervention of current limiting circuits against thermal overload.
    • ON: indicates that the system in on.
  • LINE/MIC: turn the switch to "MIC" if a microphone is connected; to "LINE" to connect high-level signal sources. Avoid sending a line signal (through mixer, etc..) while the "MIC/LINE" switch is positioned in "MIC"; failure to comply with this warning may cause damage or complete failure of speakers, woofers, high frequency drivers and internal power amplifiers. The "MIC-LINE" switch must be set to "MIC" only to connect a low impedance microphone.
  • HP FILTER: this switch activates the "low cut" filter which lets only the frequencies above the "cut off" frequency pass at the output (TO BE ACTIVATED IN THE CONFIGURATION WITH THE SUBWOOFER).
    • LEV: adjusts the signal general level.
  • IN/LINK: balanced input/output sockets; "IN" allows to connect a pre-amplified signal such as that coming, for instance, from mixer output; "LINK" allows to connect multiple speakers to the same signal.

FBT J Series - 5A - 1

FBT J Series - 5A - 2

  • PRT/LMT: if this led lights up there is a system malfunction due to an internal amplifier failure or to the intervention of current limiting circuits against thermal overload.
    • ON: indicates that the system in on.
  • LINE/MIC: turn the switch to "MIC" if a microphone is connected; to "LINE" to connect high-level signal sources. Avoid sending a line signal (through mixer, etc..) while the "MIC/LINE" switch is positioned in "MIC"; failure to comply with this warning may cause damage or complete failure of speakers, woofers, high frequency drivers and internal power amplifiers. The "MIC-LINE" switch must be set to "MIC" only to connect a low impedance microphone.
  • ORIGINAL/BOOST: equalisation presets for «general purpose» or bass-boosting applications. ORIGINAL: corresponds to the typical «FBT» sound; it is the default general-purpose preset and is thus fit for the majority of applications. BOOST: boosts band edges for full and surround timbre response.
  • HP FILTER: this switch activates the "low cut" filter which lets only the frequencies above the "cut off" frequency pass at the output (TO BE ACTIVATED IN THE CONFIGURATION WITH THE SUBWOOFER).
    • LEV: adjusts the signal general level.
  • IN/LINK: balanced input/output sockets; "IN" allows to connect a pre-amplified signal such as that coming, for instance, from mixer output; "LINK" allows to connect multiple speakers to the same signal.

FBT J Series - 5A - 3

FBT J Series - 5A - 4

  • PRT/LMT: if this led lights up there is a system malfunction due to an internal amplifier failure or to the intervention of current limiting circuits against thermal overload.
    • ON: indicates that the system in on.
  • LINE/MIC: turn the switch to "MIC" if a microphone is connected; to "LINE" to connect high-level signal sources. Avoid sending a line signal (through mixer, etc..) while the "MIC/LINE" switch is positioned in "MIC"; failure to comply with this warning may cause damage or complete failure of speakers, woofers, high frequency drivers and internal power amplifiers. The "MIC-LINE" switch must be set to "MIC" only to connect a low impedance microphone.
  • ORIGINAL/BOOST: equalisation presets for «general purpose» or bass-boosting applications. ORIGINAL: corresponds to the typical «FBT» sound; it is the default general-purpose preset and is thus fit for the majority of applications. BOOST: boosts band edges for full and surround timbre response.
  • HP FILTER: this switch activates the "low cut" filter which lets only the frequencies above the "cut off" frequency pass at the output (TO BE ACTIVATED IN THE CONFIGURATION WITH THE SUBWOOFER).
    • LEV: adjusts the signal general level.
  • IN/LINK: balanced input/output sockets; "IN" allows to connect a pre-amplified signal such as that coming, for instance, from mixer output; "LINK" allows to connect multiple speakers to the same signal.

PRESET

• ORIGINAL: for use in general applications.
- FLOOR/VOCAL: the JMaxX immediately becomes an ideal stage monitor; also suited for high clarity and intelligibility vocal reproduction.
- BOOST/LOUNGE: providing loudness contour with increased bass response for a relaxing and very enjoyable listening, especially at low and medium volume.
- CLUB/DJ: providing all the punch and full-bodied response required by DJ users, suitable for high volume disco and party applications.

FBT J Series - PRESET - 1

FBT J Series - PRESET - 2

  • PRT/LMT: if this led lights up there is a system malfunction due to an internal amplifier failure or to the intervention of current limiting circuits against thermal overload.
    • ON: indicates that the system in on.
  • LINE/MIC: turn the switch to "MIC" if a microphone is connected; to "LINE" to connect high-level signal sources. Avoid sending a line signal (through mixer, etc..) while the "MIC/LINE" switch is positioned in "MIC"; failure to comply with this warning may cause damage or complete failure of speakers, woofers, high frequency drivers and internal power amplifiers. The "MIC-LINE" switch must be set to "MIC" only to connect a low impedance microphone.
  • ORIGINAL/BOOST: equalisation presets for «general purpose» or bass-boosting applications. ORIGINAL: corresponds to the typical «FBT» sound; it is the default general-purpose preset and is thus fit for the majority of applications. BOOST: boosts band edges for full and surround timbre response.
  • HP FILTER: this switch activates the "low cut" filter which lets only the frequencies above the "cut off" frequency pass at the output (TO BE ACTIVATED IN THE CONFIGURATION WITH THE SUBWOOFER).
    • LEV: adjusts the signal general level.
  • IN/LINK: balanced input/output sockets; "IN" allows to connect a pre-amplified signal such as that coming, for instance, from mixer output; "LINK" allows to connect multiple speakers to the same signal.

PRESET

• ORIGINAL: for use in general applications.
- FLOOR/VOCAL: the JMaxX immediately becomes an ideal stage monitor; also suited for high clarity and intelligibility vocal reproduction.
- BOOST/LOUNGE: providing loudness contour with increased bass response for a relaxing and very enjoyable listening, especially at low and medium volume.
- CLUB/DJ: providing all the punch and full-bodied response required by DJ users, suitable for high volume disco and party applications.

Warning

FBT J Series - Warning - 1

  • The installation of J SERIES acoustic speakers, using the suspension accessories described in this manual and the specific installation instructions, must be carried out exclusively by qualified personnel in full compliance with the rules and safety standards in force in the country where the installation takes place.
  • The suspension accessories from FBT are designed exclusively for use with J SERIES systems and have not been designed for use in combination with any other speaker or device.
  • Every element of the ceiling, wall, or other support where a J SERIES system is installed or hung must be able to support the load safely.
  • All speakers hung in workplaces and/or entertainment venues, in addition to the main suspension system, must be equipped with an independent secondary safety system and adequate load capacity.
  • For fixed installations, regular and specific inspections should always be planned and carried out to verify all parts that must ensure the safety of the system over time.

⚠ WARNING | FBT Electronic SpA is not responsible for any damages to persons or property in case of failure to comply with these instructions or failure to verify the safety factor of all elements involved in suspending the system.

  • The J SERIES speakers must be suspended only using original accessories.
  • When choosing the installation location, suspension cable, and mounting supports, ensure they are all capable of supporting the weight of the speaker and suspension accessories with an appropriate safety factor.
  • For fixed installations, always plan and carry out regular and specific inspections to verify all parts that must ensure the safety of the system over time.
  • Never suspend the speakers using the handles; the handles are designed for transporting the speaker, not for suspension.
  • Never hang onto or cling to the speaker when it is in a suspended configuration.

⚠ WARNING | For suspending J SERIES models, exclusively use FBT mounting supports. Using other mounting supports may cause dangerous instability with possible harm to people and property.

⚠ WARNING | To prevent harm to people and property, it is essential to equip the system with safety cables (provided) when the speaker is wall-mounted. Carefully select the area where you install the speakers; ensure the structure is adequate to support the weight of the speaker.

SJ-5T

Adjustable T-Support for Two Speakers

Series J 5

Code: 18527

FBT J Series - Adjustable T-Support for Two Speakers - 1

SJ-8T

Adjustable T-Support for Two Speakers

Series J 8

Code: 18569

FBT J Series - Adjustable T-Support for Two Speakers - 1

MSA 220BKS

Adjustable Stand for Sub-Sat Connection

Code: 39330

FBT J Series - Adjustable Stand for Sub-Sat Connection - 1

MSA 300BK

Speaker Stand

Code: 39326

FBT J Series - Speaker Stand - 1

SJ-5U

Horizontal Wall Bracket

Series J 5

Code Black: 18523

Code White: 38465

294 × 70 × 165mm

11.57 × 2.75 × 6.49inch

0.40 kg / 0.88 lb

FBT J Series - Horizontal Wall Bracket - 1

SJ-8U

Horizontal Wall Bracket

Series J 8

Code Black: 18568

Code White: 38464

433 x 70 x 200mm

17.04 × 2.75 × 7.87inch

1.20 kg / 2.64 lb

FBT J Series - Horizontal Wall Bracket - 1

BOX-112

Horizontal Wall Bracket

Series J 12- J 15

Code: 18602

675 × 70 × 285mm

26.57 × 2.75 × 11.22inch

2 kg / 4.40 lb

FBT J Series - Horizontal Wall Bracket - 1

SJ-5C

Metal Frame For Ceiling

Wall

Series J 5

Code: 18526

365 × 266 × 1.2mm

14.38 x 10.47 x 0.04inch

0.50 kg / 1.10 lb

FBT J Series - Wall - 1

SJ-5

Directional Wall Mount

Bracket

Series J 5

Code Black: 18522

Code White: 38321

∅96mm / ∅3.77inch

0.60 kg / 1.32 lb

FBT J Series - Bracket - 1

SJ-8

Directional Wall Mount

Bracket

Series J 8

Code Black: 18567

Code White: 39177

198 × 182 × 121mm

7.79 x 7.16 x 4.76 inch

1.50 kg / 3.30 lb

FBT J Series - Bracket - 1

AJ 5

Stand Adapter

Series J 5

Code: 18532

∅18.5mm / ∅0.72inch

0.05 kg / 0.11 lb

FBT J Series - Stand Adapter - 1

AJ 8

Stand Adapter

Series J 8

∅35mm a ∅25mm x 165mm

ø1.37inch to ø0.98inch x 6.49inch

0.30 kg / 0.66 lb

FBT J Series - Stand Adapter - 1

J speakers can be installed as follow:

• Suspension by wall bracket
• Installation on tripod stand or coupled with the subwoofer
- Simple stack installation with the subwoofer on the ground

Suspension by wall bracket

  1. Carefully choose speakers place of installation and make sure that the structure can bear box weight.
  2. Remove speaker's feet.
  3. Secure the bracket to the wall by means of screws, in all its fixing holes.
  4. Place the speaker between the two bracket arms and fix it using the M10 cylinder-headed screw.
  5. Use the other M6 cylinder-head screw for orienting the speaker as preferred.

FBT J Series - Suspension by wall bracket - 1

Installation on tripod stand

All J satellites are designed to be installed on floor stand. Such installation will allow medium-high frequency sources to be better aligned to listener's ear.

Make sure that the stand can bear speaker's weight.
• Piace the stand on a flat and antislip surface.
- Widen stand base as much as possible to increase its stability.

FBT J Series - Installation on tripod stand - 1

FBT J Series - Installation on tripod stand - 2

FBT J Series - Installation on tripod stand - 3

FBT J Series - Installation on tripod stand - 4

POWER MIXER

FBT J Series - Installation on tripod stand - 5

POWER AMPLIFIER

FBT J Series - Installation on tripod stand - 6

FBT J Series - Installation on tripod stand - 7

POWER AMPLIFIER

J 12A - J 15A - J 5A - J 8A

FBT J Series - Installation on tripod stand - 8

MIXER

General
FBT J Series - Installation on tripod stand - 9

FBT J Series - Installation on tripod stand - 10

FBT J Series - Installation on tripod stand - 11

FBT J Series - Installation on tripod stand - 12

Configurationway2222
Low frequency wooferinch5 - 1 coil8 - 1.7 coil12 - 2 coil15 - 2 coil
High frequency driverinch1 - 0.75 coil1 - 1 coil1 - 1 coil1 - 1 coil

Acoustic Specifications

Frequency response(@-6dB)80Hz - 20kHz60Hz - 20kHz50Hz - 20kHz48Hz - 20kHz
Crossover frequencykHz3.52.521.8
MAX SPL (cont/peak)dB113 / 117120 / 124124 / 128125 / 129
DispersionH x V 90° × 90° 90° × 60° 90° × 60° 90° × 60°

Inputs & Outputs

Input connectorsXLR - combo with loopXLR - Jack with loopXLR - Jack with loopXLR - Jack with loop

Power supply

AC power requirementsVA75160400400
Power cordmt5555
ft16.416.416.416.4

Amplifier

Built-in amplifier MAX cont. (LF/HF)W RMS60 / 30150 / 40300 / 70300 / 70
Built-in amplifier MAX (LF/HF)W RMS80 / 40200 / 50350 / 100350 / 100
Built-in amplifier MAX peak (LF/HF)W160 / 80400 / 100700 / 200700 / 200
Input impedancekOhm22222222

Mechanical Specifications

MaterialPolypropylenePolypropylenePolypropylenePolypropylene
Net dimensions (WxHxD)mm170 x 275 x 180255 x 415 x 245410 x 663 x 387410 x 663 x 387
inch6.7 x 10.82 x 7.0810.03 x 16.33 x 9.6416.14 x 26.1 x 15.2316.14 x 26.1 x 15.23
Transport dimensions (WxHxD)mm250 x 355 x 340340 x 480 x 320495 x 755 x 475495 x 755 x 475
inch9.84 x 13.98 x 13.3913.39 x 18.90 x 12.6019.49 x 29.69 x 18.7019.49 x 29.69 x 18.70
Net weightkg3.208.5014.9015.10
lb7.0518.7332.8433.28
Transport weightkg4.201017.5017.90
lb9.2522.0438.5839.46

General
FBT J Series - Installation on tripod stand - 13

FBT J Series - Installation on tripod stand - 14

FBT J Series - Installation on tripod stand - 15

FBT J Series - Installation on tripod stand - 16

FBT J Series - Installation on tripod stand - 17

Configurationway22222
Low frequency wooferinch5 - 1 coil5 - 1 coil8 - 1.7 coil12 - 2 coil15 - 2 coil
High frequency driverinch1 - 0.75 coil1 - 0.75 coil1 - 1 coil1 - 1 coil1 - 1 coil

Acoustic Specifications

Frequency response(@-6dB)90Hz - 20kHz90Hz - 20kHz65Hz - 20kHz55Hz - 20kHz50Hz - 20kHz
Crossover frequencykHz3.53.52.521.8
Sensitivity (@1W/1m)dB949396.59899
MAX SPL (cont/peak)dB113 / 117111 / 114118.5 / 121.5123 / 127124 / 127
DispersionH x V 90° × 90° 90° × 90° 90° × 60° 90° × 60° 90° × 60°
Raccomended HP filterHz - dB/oct80 - 2480 - 2455 - 2445 - 2440 - 24

Inputs & Outputs

Input connectorsJack + terminal stripTerminal strip2x SpeakonNLA4MD-V IN & LINK2x SpeakonNLA4MD-V IN & LINK2x SpeakonNLA4MD-V IN & LINK

Amplifier

Recommended amplifierW RMS8050 (70V / 100V)160300300
Long term powerW402580150150
Short term power (IEC 268-5)W160100320600600
Nominal impedanceOhm1616888

Mechanical Specifications

MaterialPolypropylenePolypropylenePolypropylenePolypropylenePolypropylene
Net dimensions (WxHxD)mm170 x 275 x 180170 x 275 x 180255 x 415 x 245410 x 663 x 387410 x 663 x 387
inch6.7 x 10.82 x 7.086.7 x 10.82 x 7.0810.03 x 16.33 x 9.6416.14 x 26.1 x 15.2316.14 x 26.1 x 15.23
Transport dimensions (WxHxD)mm245 x 350 x 230245 x 350 x 230340 x 480 x 320495 x 755 x 475495 x 755 x 475
inch9.84 x 13.98 x 13.399.84 x 13.98 x 13.3913.39 x 18.90 x 12.6019.49 x 29.69 x 18.7019.49 x 29.69 x 18.70
Net weightkg2.303.206.5014.8015
lb5.077.0514.3332.6233.06
Transport weightkg2.903.707.7017.2017.30
lb6.398.1516.9737.9138.13

Product specifications

FBT J Series - Product specifications - 1

Where affixed on the equipment or package, the barred waste bin sign indicates that the product must be separated from other waste at the end of its working life for disposal. At the end of use, the user must deliver the product to a suitable recycling centre or return it to the dealer when purchasing a new product. Adequate dispo-

FBT J Series - Product specifications - 2

sal of the decommissioned equipment for recycling, treatment and environmentally compatible disposal contributes in preventing potentially negative effects on the environment and health and promotes the reuse and/or recycling of equipment materials. Abusive product disposal by the user is punishable by law with administrative sanctions.

FBT J Series - Product specifications - 3

Check the instructions of your municipality. Separate the components and disposal them properly.

AVOID RELEASE TO THE ENVIROMENT

FBT J Series - AVOID RELEASE TO THE ENVIROMENT - 1
SCAN FOR RECYCLING INFO

PLEASE FOLLOW YOUR AREA DISPOSITION

https://docs.fbt.it/filebrowser/share/l2CuWAX-

Packing specifications

FBT J Series - Packing specifications - 1

BOX

Corrugated Cardboard

PAPER DISPOSAL

FBT J Series - BOX - 1

PROTECTIONS

Expanded Polyethylene

PLASTIC DISPOSAL

FBT J Series - PROTECTIONS - 1

PROTECTIONS

Expanded Polystyrene

PLASTIC DISPOSAL

FBT J Series - PROTECTIONS - 1

BAGS

Low-density Polyethylene

PLASTIC DISPOSAL

FBT J Series - BAGS - 1

MANUAL

Paper

FBT J Series - MANUAL - 1

PAPER DISPOSAL

FBT J Series - MANUAL - 2

FBT J Series - MANUAL - 3

FBT ELETTRONICA SPA

Via Paolo Soprani 1 - 62019 RECANATI - Italy

Tel.071750591-Fax.071 7505920

email: info@fbt.it - www.fbt.it

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Product information

Brand : FBT

Model : J Series

Category : Speaker