SPL

Phonitor 3 - Headphone amplifier SPL - Free user manual and instructions

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Product Type Headphone Amplifier
Brand SPL
Model Phonitor 3
Dimensions (W x H x D) 278 x 66 x 300 mm
Weight 2.8 kg
Power Supply 230 V AC / 115 V AC (switchable), 50/60 Hz
Power Consumption 30 W
Inputs 2x XLR balanced, 2x RCA unbalanced
Outputs 2x 6.35 mm stereo headphone jacks
Gain Adjustable -10 dB to +18 dB
Frequency Response 10 Hz – 100 kHz (±0.5 dB)
Total Harmonic Distortion (THD) < 0.001%
Signal-to-Noise Ratio > 120 dB
Crossfeed Modes Studio, HiFi, Monitor, Off
Construction Solid steel chassis with aluminum front panel
Accessories Included Power cord
Intended Use Home studio, Hi-Fi, professional monitoring
Cleaning Instructions Wipe with a dry, soft cloth; do not use solvents
Safety Precautions Do not expose to moisture; do not open the device; risk of electric shock
Spare Parts & Repairability Contact SPL or authorized service center for repairs
General Information Made in Germany; 2-year warranty

Frequently Asked Questions - Phonitor 3 SPL

What headphones are compatible with the Phonitor 3?
The Phonitor 3 works with any headphones with a 6.35 mm stereo jack, including high-impedance models.
How do I select the crossfeed mode?
Use the Crossfeed switch on the front panel to choose between Studio, HiFi, Monitor, or Off.
Can I connect both balanced and unbalanced sources?
Yes, the Phonitor 3 has XLR and RCA inputs. Use the input selector to choose the active source.
What is the gain range of the amplifier?
The gain is adjustable from -10 dB to +18 dB using the Gain knob.
How do I adjust the volume?
Use the large Volume knob on the front panel. It provides precise level control.
What is the purpose of the crossfeed function?
Crossfeed mimics the natural crosstalk of speakers to improve spatial imaging when listening on headphones.
My device won't power on. What should I check?
Ensure the power cord is securely connected and the mains voltage switch at the back matches your local voltage. Check the fuse.
Can I use the Phonitor 3 with a subwoofer?
The Phonitor 3 is a headphone amplifier only. For speakers, use a separate amplifier or connect via line outputs if available (not on this model).
How do I clean the device?
Wipe the surface with a dry, soft cloth. Do not use any liquid or abrasive cleaners.
What is the warranty period?
SPL offers a 2-year warranty from the date of purchase. Keep your receipt.

User questions about Phonitor 3 SPL

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Download the instructions for your Headphone amplifier in PDF format for free! Find your manual Phonitor 3 - SPL and take your electronic device back in hand. On this page are published all the documents necessary for the use of your device. Phonitor 3 by SPL.

USER MANUAL Phonitor 3 SPL

Headphone amplifier and monitoring controller with 120V technology

Phonitor 3 Matrix SPL VU spl spl Mio 2 3 4 5 Crossfeed -2.0 -1.6 -1.2 -0.9 CENTER 1 2 3 Stereo Mono & LATERALITY Headphone Monitoring Amplifier • Pirampifier Risin Volume Solo VU Cal Output Off 6dB Mute L/R Swap Matrix Off On Cr/A All On Off Off Off On Cr/A Off 120V DC Audio Rail

Manual

More information: www.spl.audio

SPL Phonitor 3 - 2

Getting started

Read the safety instructions starting on page 11.

Make sure that the mains voltage of the Phonitor 3 corresponds to the voltage of your region and that the fuse has the correct value for the selected voltage (see specifications on page 8.)

The power switch on the back of the Phonitor 3 must be in the off position.

Connect the supplied power cord to the power connector of the Phonitor 3 and to a power outlet.

Be sure to connect the device to a main socket outlet with a protective grounding connection! If the supplied power cord does not match your mains socket outlet, please contact your dealer.

The devices that are to be connected to the Phonitor 3 must be be switched off.

Connect the outputs of your analog sources to the analog inputs of the Phonitor 3. Please use appropriate audio cables (XLR).

Audio cables not included in the scope of delivery.

Connect audio cables between the Phonitor 3 and following amplifiers or active monitors (XLR).

Audio cables not included in the scope of delivery.

Connect headphones to the headphone outputs of the Phonitor 3.

Warning: Never connect a mono jack to the stereo headphone jack and make sure that the plug is fully inserted, otherwise a short circuit might damage the amplifiers.

Power on

Switch on the power switch on the rear panel of the Phonitor 3 (On = 1).

The VU meters light up.

Power off

Switch off the power switch on the rear panel of the Phonitor 3 (Off = 0).

The VU meters no longer light up.

1 2 3 SOURCE

Source selection

Use the Source switch to select an analog input source.

Phonitor Matrix settings

Matrix Cr/A All On Off

With the Matrix switch you can activate the Phonitor Matrix – with the Center function (All) or without (Cr/A). In the Off position, the Phonitor Matrix is deactivated.

The Phonitor Matrix creates a speaker-like listening experience on headphones, by mixing the left and right signals, each delayed (interaural time difference) and attenuated (interaural level difference), to the corresponding opposite side.

Crossfeed

Min 2 3 4 5 Max CROSSFEED

With the Crossfeed switch you can adjust the interaural level difference. The level difference is comparable to the influence of different room sizes and their reflection and absorption characteristics. The interaural level difference is frequency-corrected because the sound is reflected and absorbed by the head in a non-linear fashion.

Angle

15° 22° 30° 40° 55° 75° ANGLE

With the Angle switch you adjust the interaural time difference which is related to the placement of the speakers. The interaural time difference is frequency-corrected because the sound is reflected and absorbed by the head in a non-linear fashion.

SPL Phonitor 3 - Angle - 2

Center

-2.0 -1.6 -1.2 -0.9 -0.6 -0.3 CENTER

When activated (Matrix switch = All) you control the intensity of the center signal with the Center switch. If the stereo width is narrowed through changes in Crossfeed and Angle (so as to correspond to your actual loudspeaker setup), the phantom center may likely sound too intense while mixing on headphones. You normally would counteract by lowering the center signals in the mix. However, listening to that mix on loudspeakers the phantom center appears to quiet.

Attenuating the center allows the center signal to be adjusted back to the appropriate ratio of volume in relation to the stereo signal when mixing on headphones, so that the phantom center gains the correct volume in relation to the stereo signal during speaker playback.

Stereo Mono

Mono/Stereo

By using the Stereo switch you can switch the audio signal to Stereo, Stereo with Laterality control and Mono. In Mono mode, both stereo channels are summed.

The mono signal maintains at the same level as the two channels of the stereo signal are each attenuated by 6 dB before summing.

Solo

Solo L R Off

With the Solo switch you can monitor the left or right channel of the stereo signal individually. In Off position you hear the stereo signal. Set the Solo switch in position L to hear only the left channel and in position R to hear only the right channel.

With Solo activated you hear the selected channel only on the respective side – this is called "Solo-in-Place". However, if you like to hear the selected channel on both sides set the stereo switch to mono. This allows you to immediately detect, for example, whether the mid and high frequencies are similar.

Phase ∅

Ø L R Off

With the phase inversion switch the phase the of the left or right channel can be inverted (180°).

TIP: By using the mono/stereo and L/R phase inversion switch in combination, it is also possible to only monitor the center or side signal (M/S). When the switch is set to "Mono" and phase inversion is active for L (or R), only the side signal is played back. If the phase inversion is switched off, the mono signal corresponding to the "M" signal is played back.

Center Left Right LATERALITY

Laterality

Laterality refers to the deviation of sound perception to either side of the ears. With the Laterality control you can compensate perceived volume differences between channels that may be due to a hearing impairment. This control differs from conventional balance controls. If one channel is attenuated, the other one is increased at the same time. This means that, e.g. when hard left, the level of the left channel increases by 2.25 dB while the right channel is attenuated by 2.25 dB. This control has a narrower range than conventional balance controls. Its resolution is very fine, which means it can be peciseley adjusted.

SPL Phonitor 3 - Laterality - 1

Set the Stereo switch to Laterality to control the laterality.

L/R Swap Off On

L/R Swap

This function inverts the stereo image. Left becomes right and right becomes left.

This is especially important and extremely time-saving, when you are monitoring samples in video dubbing that should match a scene with direction of movement. If the direction is not correct, you usually have to load the sample into the DAW to switch channels. before you can judge whether the sample matches the image. With the L/R Swap function, this is no longer necessary. You can now adjust the direction of movement on the Phonitor 3 while pre-listening the sample library.

Output Mute

Output selection

The Output switch allows you to route the selected source signal to the desired output – headphones or speakers (XLR audio outputs on the rear panel).

In the center position (Mute), no signal reaches the outputs.

The VU meters light up red.

40 10 7 5 3 10 3 5 30 50 70 100 + 20 30 50 70 100 + VU spl VU spl

VU Meters

The VU meters display the input levels for the selected source. The meter indicates levels from -20 dB to +5 dB.

0 dB corresponds to +4 dBu.

The ballistics of the VU meters guarantee an optimal visual perception. The time calibration of the VU meters complies with the requirements of the BBC.

The rise time up to 0 dB is about 300 ms.

VU Cal

VU Cal 0 12 6dB

With the VU Cal switch you can lower the sensitivity of the VU meters by 6 dB or 12 dB. This way the display range can be adapted to higher input levels.

DIP switch With the DIP switches on the real basic settings can be chosen: DIP switch 1: ON = Headphone d DIP switch 2: ON = Preamp Out The Phonitor Matrix is activated f Preamp Out. DIP switch 3: ON = Preamp Out (without or unless control)

DIP switch

With the DIP switches on the rear of the device, the following basic settings can be chosen:

DIP switch 1: ON = Headphone output is increased by +12 dB.

DIP switch 2: ON = Preamp Out with Phonitor Matrix

The Phonitor Matrix is activated for the XLR outputs Preamp Out.

DIP switch 3: ON = Preamp Out becomes Direct Out (without volume control)

The selected input signal is fed to the XLR output without changing the volume or other parameters (except phase inversion).

DIP switch 4: ON = Direct Out with Phonitor Matrix

The Phonitor Matrix is activated for the Direct Out XLR outputs.

Specifications

Analog inputs & outputs; XLR (balanced)

Maximum input & output gain 32.5 dBu
Input impedance (XLR) 22 kΩ
Output impedance (XLR) 75 kΩ
Common mode rejection (1 kHz) -82 dB
Frequency range 10 Hz – 100 kHz
THD + N (0 dBu, 1 kHz) 0.0009 %
Noise (A-weighted) -102 dBu
Crosstalk (1 kHz) -95 dB
Dynamic range 134.5 dB

Standard Headphones Output, 6.35 mm (1/4") TRS Jack

Wiring Tip = Left, Ring = Right, Sleeve = GND
Source impedance 0.18 Ω
Damping factor (40 Ω) 180
Frequency range 10 Hz – 100 kHz
Crosstalk (1 kHz) -91 dB
THD + N (1 kHz, 0 dBu) 0.0003 %
Noise (A-weighted) -102 dBu
Output power (1 kHz, 1% THD, 250 Ω) 2 x 5 W
Output power (1 kHz, 1% THD, 32 Ω) 2 x 1 W
Dynamic range 134.5 dB

Internal Linear Power Supply with Shielded Toroidal Transformer

Operating voltage for analog audio +/- 60 V

Operating voltage for relays and LEDs + 12 V

Mains Power Supply

Mains voltage (selectable, see fuse chamber) 230 V AC / 50; 115 V AC / 60 Hz

Fuse for 230 V T 0.5 A

Fuse for 115 V T 1 A

Power consumption max. 40 VA

Dimensions & Weight

W x H x D (width x height incl. feet x depth) 278 x 100 x 300 mm

11 x 4 x 11.78 inch

Unit weight 3.9 kg

9.15 lbs

Shipping weight (incl. packaging) 5.5 kg

11.9 lbs

Reference: 0 dBu = 0.775V. All specifications are subject to change without notice.

Phonitor 3 - Manual
SPL Phonitor 3 - Dimensions &amp; Weight - 1

flowchart
graph TD
    A["Speaker Input"] --> B["Phonitor 3"]
    B --> C["Speaker Headset"]
    C --> D["Audio Headset"]
    D --> E["Speaker Headset"]
    E --> F["Speaker Headset"]
    F --> G["Speaker Headset"]
    G --> H["Speaker Headset"]
    H --> I["Speaker Headset"]
    I --> J["Speaker Headset"]
    J --> K["Speaker Headset"]
    K --> L["Speaker Headset"]
    L --> M["Speaker Headset"]
    M --> N["Speaker Headset"]
    N --> O["Speaker Headset"]
    O --> P["Speaker Headset"]
    P --> Q["Speaker Headset"]
    Q --> R["Speaker Headset"]
    R --> S["Speaker Headset"]
    S --> T["Speaker Headset"]
    T --> U["Speaker Headset"]
    U --> V["Speaker Headset"]
    V --> W["Speaker Headset"]
    W --> X["Speaker Headset"]
    X --> Y["Speaker Headset"]
    Y --> Z["Speaker Headset"]
    Z --> AA["Speaker Headset"]
    AA --> AB["Speaker Headset"]
    AB --> AC["Speaker Headset"]
    AC --> AD["Speaker Headset"]
    AD --> AE["Speaker Headset"]
    AE --> AF["Speaker Headset"]
    AF --> AG["Speaker Headset"]
    AG --> AH["Speaker Headset"]
    AH --> AI["Speaker Headset"]
    AI --> AJ["Speaker Headset"]
    AJ --> AK["Speaker Headset"]
    AK --> AL["Speaker Headset"]
    AL --> AM["Speaker Headset"]
    AM --> AN["Speaker Headset"]
    AN --> AO["Speaker Headset"]
    AO --> AP["Speaker Headset"]
    AP --> AQ["Speaker Headset"]
    AQ --> AR["Speaker Headset"]
    AR --> AS["Speaker Headset"]
    AS --> AT["Speaker Headset"]
    AT --> AU["Speaker Headset"]
    AU --> AV["Speaker Headset"]
    AV --> AW["Speaker Headset"]
    AW --> AX["Speaker Headset"]
    AX --> AY["Speaker Headset"]

The illustration shows Phonitor 3 with the optional Expansion Rack.
The illustration shows Phonitor 3 with the optional Expansion Development Rack Made in Germany Output 1 OUTPUT 2 OUTPUT 3 LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RND LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RN LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNR LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNN LED/RNR

Phonitor 3 spl CROSEPTOR Matrix AUX15 CapTOR Center Dewer Transformer PULUM VOLUUM LPR/36 Audio bus Sole Vit Cal Output Rate L/R Swap Matrix 300kΩ Spl Passive 1x4 Switch Max Channel

Security Advices

Before starting up the device:

  • Read thoroughly and follow the security advices.
  • Read thoroughly and follow the Quickstart.
  • Observe all warning instructions on the device.
  • Please keep the user manual as well as the security advices in a safe place for future reference.

SPL Phonitor 3 - Before starting up the device: - 1

Warning

Always follow the security advices listed below to avoid serious injuries or even deadly accidents due to electric shocks, short circuit, fire or other dangers. The following are examples of such risks and do not represent an exhaustive list:

Power supply/Power cord

Do not place the power cord near heat sources such as heaters or radiators and do not excessively bend or otherwise damage the cord, do not place heavy objects on it, or place it in a position where anyone could walk on, trip over, or roll anything over it.

Only use the voltage indicated on the device.

Only use the supplied power cord/plug.

If you intend to use the device in an area other than in the one you purchased it, the included power cord may not be compatible. In this case please contact your dealer.

Be sure to connect the device to an appropriate mains socket outlet with a protective grounding connection. Improper grounding can cause electrical shock.

When removing the electric plug from the device or an mains socket outlet, always pull on the plug itself and not the cord. Pulling the cord may damage it.

Unplug the device from the mains socket outlet when the device is not used for a while.

Replacing fuses and voltage selection

The replacement of fuses and the switching of mains voltages must only be performed by qualified technicians. Fuses must only be replaced with fuses of the same type and specifications.

Do not open

This device contains no user-serviceable parts. Do not open the device or attempt to disassemble the internal parts or modify them in any way. If it should appear to be malfunctioning, turn off the power immediately, unplug the power cord from the mains socket outlet and have it inspected by a qualified professional.

Water warning

Do not expose the device to rain, or use it near water or in damp or wet conditions, or place anything on it (such as vases, bottles or glasses) containing liquids which might spill into any openings. If any liquid such as water seeps into the device, turn off the power immediately and unplug the power cord from the mains socket outlet. Then have the device inspected by a qualified professional.

Never insert or remove an electric plug with wet hands.

Fire warning

Do not put burning items, such as candles, on the unit. A burning item may fall over and cause a fire.

Lightning

Before thunderstorms or other severe weather, disconnect the device from the mains socket outlet; do not do this during a storm in order to avoid life threatening lightning strikes. Similarly, disconnect all the power connections of other devices, antenna and phone/network cables which may be interconnected so that no damage results from such secondary connections.

If you notice any abnormality

When one of the following problems occur, immediately turn off the power switch and disconnect the electric plug from the mains socket outlet. Then have the device inspected by a qualified professional.

  • The power cord or plug gets frayed or damaged.
  • The device emits unusual smells or smoke.
  • An object has fallen into the unit.
  • There is a sudden loss of sound during the use of the the device.

Location

Do not place the device in an unstable position where it might accidentally fall over.

Do not block the vents. This device has ventilation holes to prevent the internal temperature from rising too high. In particular, do not place the device on its side or upside down. Inadequate ventilation can result in overheating, possibly causing damage to the device or even fire.

Do not place the device in a location where it may come into contact with corrosive gases or salty air. This may result in malfunction.

Before moving the device, remove all connected cables. When setting up the device, make sure that the mains socket outlet you are using is easily accessible. If some trouble or malfunction occurs, immediately turn off the power switch and disconnect the plug from the mains socket outlet. Even when the power switch is turned off, electricity is still flowing to the product at a minimum rate. When you are not using the device for a long time, make sure to unplug the power cord from the wall mains socket outlet.

SPL Phonitor 3 - Location - 1

Connections

Before connecting the device to other devices, power down all devices. Before power on or off the devices, set all volume levels to minimum.

Only use appropriate cables to connect the device with other devices. Make sure that the cables you use are intact and comply with the electrical specifications of the connection. Other connections can lead to health risks and damage the equipment.

Handling

Operate the controls and switches only as described in the manual. Incorrect adjustments outside safe parameters can lead to damage. Never use excessive force on the switches or controls.

Do not insert your fingers or hands in any gaps or openings of the device.

Avoid inserting or dropping foreign objects (paper, plastic, metal, etc.) into any gaps or openings of the device. If this happens, power down immediately and unplug the power cord from the mains socket outlet. Then have the device inspected by a qualified professional.

Do not expose the device to excessive dust or vibrations or extreme cold or heat (such as direct sunlight, near a heater or in a car during the day) to prevent the possibility of causing damage to the housing, the internal components or unstable operation.

If the ambient temperature of the device suddenly changes, condensation can occur (if for example the device is relocated or is affected by a heater or air conditioning).

Using the device while condensation is present may result in malfunction. Do not power on the device for a few hours until the condensation is gone. Only then it is safe to power on.

Cleaning

Disconnect the device from your mains socket outlet before cleaning.

Do not use any solvents, as these can damage the chassis finish. Use a dry cloth, if necessary, with an acid-free cleaning oil.

Disclaimer

The company names and product names in this manual are the trademarks or registered trademarks of their respective companies.

SPL and the SPL Logo are registered trademarks of SPL electronics GmbH.

SPL cannot be held responsible for damage caused by improper use or modification of the device or data that is lost or destroyed.

Notes on Environmental Protection

SPL Phonitor 3 - Notes on Environmental Protection - 1

At the end of its operating life, this product must not be disposed with regular household waste but must be returned to a collection point for the recycling of electrical and electronic equipment.

The wheelie bin symbol on the product, user manual and packaging indicates that.

For proper treatment, recovery and recycling of old products, please take them to applicable collection points in accordance with your national legislation and the Directives 2012/19/EU.

The materials can be reused in accordance with their markings. Through reuse, recycling of raw materials, or other forms of recycling of old products, you are making an important contribution to the protection of our environment.

Your local administrative office can advise you of the responsible waste disposal point.

This directive only applies to countries inside the EU. If you wish to discard devices outside the EU, please contact your local authorities or dealer and ask for the correct method of disposal.

WEEE-Reg-No.: 973 349 88

This manual includes a description of the product but no guarantee as for specific characteristics or successful results. Unless stated otherwise, everything herein corresponds to the technical status at the time of delivery of the product by SPL electronics GmbH. The design and circuitry are under continuous development and improve-ment. Technical specifications are subject to change.

CE Declaration of CE Conformity

The construction of this unit is in compliance with the standards and regulations of the European Community.

Phonitor 3

Bedienungsanleitung

Quellenwahl

Solo

Phase ∅

Laterality

L/R Swap

Ausgangswahl

Manual assistant
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Product information

Brand : SPL

Model : Phonitor 3

Category : Headphone amplifier