Series One 100 MKII - Guitar amplifier BLACKSTAR - Free user manual and instructions
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| Product type | Guitar tube amplifier head |
| Brand | Blackstar |
| Model | Series One 100 MKII |
| Output power | 100 watts RMS |
| Amplification technology | 100% tube (4 x EL34, 4 x ECC83) |
| Number of channels | 2 (Clean and Overdrive) |
| Reverb | Built-in digital reverb |
| Power reduction | DPR (Dynamic Power Reduction) from 100 W to 2 W |
| Effects loop | Series with switchable level |
| Inputs | 1 x 6.35 mm jack (instrument), 1 x jack for footswitch |
| Outputs | 2 x 6.35 mm jack (8 or 16 Ω speakers), 1 x recording jack (DI out with emulation) |
| Speaker output impedance | Compatible 8 Ω or 16 Ω (manual selection) |
| Equalization | Bass, Middle, Treble, Presence, ISF (Infinite Shape Feature) |
| Included footswitch | No (optional FS-10 or FS-8 MKII) |
| Dimensions (W x D x H) | 600 x 270 x 260 mm |
| Weight | 22 kg |
| Mains power | 230 V ~ 50 Hz (according to region) |
| Power consumption | 200 W maximum |
| Fuse | F5A (according to voltage) |
| Serial number | Plate located on the rear panel |
| Maintenance and cleaning | Dust with a soft dry cloth; avoid moisture and solvents |
| Safety precautions | Unplug before maintenance; use a grounded outlet; do not expose to water |
| Spare parts and repairability | Contact an authorized technician; tubes and lamps available from specialized dealers |
| Year of manufacture | Check the serial number or label |
Frequently Asked Questions - Series One 100 MKII BLACKSTAR
How to connect the amplifier to a speaker cabinet?
Use a speaker cable (6.35 mm jack) and connect it to one of the speaker outputs. Make sure the speaker impedance matches the selection (8 Ω or 16 Ω) on the rear panel. Never operate the amplifier without a load.
How to use the DPR power reduction?
The DPR (Dynamic Power Reduction) control reduces output power from 100 W to 2 W. Turn it clockwise to increase power, counterclockwise to decrease. This allows tube saturation at lower volumes.
What type of tubes does the Series One 100 MKII use?
It uses 4 x EL34 power tubes and 4 x ECC83 (12AX7) preamp tubes. Replace them with identical models and have the bias adjustment performed by a qualified technician.
Can I use an effects pedal in the effects loop?
Yes, the series effects loop allows inserting modulation, delay, or reverb pedals. Use 6.35 mm jack cables. The level can be switched between -10 dBV (pedals) and +4 dBu (rack) via a switch.
How to connect the footswitch?
Connect an optional footswitch (Blackstar FS-10 or FS-8 MKII) to the FOOTSWITCH jack on the rear. It allows channel switching and activating reverb or boost.
What does ISF mean on the EQ?
ISF (Infinite Shape Feature) is a filter that adjusts the frequency response of the EQ. Turned left (USA), the EQ is more aggressive; right (UK), smoother. It's a continuous control that changes the overall tone.
What is the recommended power for the speaker cabinet?
Use a speaker cabinet with a power rating of at least 100 W RMS to avoid damage. The impedance must be 8 Ω or 16 Ω according to the amplifier's selection.
How to clean the amplifier?
Unplug the device and use a soft, dry cloth to dust. Never use chemicals, alcohol, or a damp cloth. Protect the tubes from shock.
What to do if the amplifier does not turn on?
First check the power cable and mains socket (230 V). If the fuse is blown, replace it with an identical model (F5A). If the problem persists, consult an authorized technician. Do not attempt internal repair.
Can I use headphones with this amplifier?
No, the Series One 100 MKII does not have a headphone output. Instead, use the DI output (jack) to an audio interface or external cabinet simulator for silent listening.
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USER MANUAL Series One 100 MKII BLACKSTAR
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Product information
Brand : BLACKSTAR
Model : Series One 100 MKII
Category : Guitar amplifier