Pulsar-23 - Tambour d'ordinateur Soma - Free user manual and instructions
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| Product Type | Drum Machine / Computer Drum |
| Brand | Soma |
| Model | Pulsar-23 |
| Dimensions | 250 x 150 x 80 mm |
| Weight | 1.2 kg |
| Power Supply | 9V DC, 500 mA (center positive) |
| Audio Outputs | 6.35 mm jack (main out), 3.5 mm headphone out |
| Connectivity | MIDI In/Out, CV/Gate, USB (firmware updates) |
| Synthesis Type | Hybrid analog/digital with sample playback |
| Number of Voices | 23 touch-sensitive pads |
| Sequencer | Step sequencer with randomization and probability |
| Effects | Delay, reverb, distortion, filter per voice |
| Memory | 128 presets, 16 banks |
| Sample Import | Via USB (WAV, 16-bit, 44.1 kHz) |
| Display | OLED 128x64 pixels |
| Controls | 23 velocity-sensitive pads, 16 knobs, 12 buttons |
| Material | Aluminum and ABS plastic |
| Cleaning | Wipe with dry cloth; avoid solvents |
| Repairability | Modular design, user-replaceable pads and knobs |
| Safety | CE, RoHS compliant; use supplied PSU only |
Frequently Asked Questions - Pulsar-23 Soma
How do I connect the Pulsar-23 to my computer?
Use a standard USB-A to USB-B cable to connect the Pulsar-23 to your computer. The device will appear as a MIDI device. For firmware updates, download the updater from the official Soma website.
Can I use the Pulsar-23 without a computer?
Yes, the Pulsar-23 is a standalone drum machine. You can program patterns and play directly from the built-in pads and sequencer.
How do I power the device?
Connect the included 9V DC power supply (center positive, 500 mA) to the power jack. Do not use other adapters as they may damage the unit.
What type of samples can I load?
You can load WAV files with 16-bit resolution and 44.1 kHz sample rate via USB. Maximum sample length is 4 seconds per pad.
How do I clean the touch pads?
Use a soft, dry microfiber cloth to gently wipe the pads. Avoid liquid cleaners or abrasive materials. For stubborn dirt, slightly dampen the cloth with water.
Can I sync the Pulsar-23 with other gear?
Yes, it supports MIDI clock sync (In/Out) and analog clock via CV/Gate. Use the Sync In/Out jacks for DIN sync with other Soma devices.
How many patterns can I store?
You can store up to 128 patterns in 16 banks. Each pattern can have up to 16 steps with adjustable probability and randomization.
What should I do if a pad stops responding?
First, try recalibrating the pads from the system menu. If that fails, the pad may be faulty and can be replaced by removing the top panel and unscrewing the pad module.
Is the Pulsar-23 suitable for live performance?
Absolutely. It features real-time control over all parameters, onboard effects, and a robust sequencer with performance-oriented features like mute groups and fill modes.
How do I update the firmware?
Download the latest firmware from the Soma website. Connect the Pulsar-23 to your computer via USB, then run the updater tool while the device is in update mode (hold the boot button during power-on).
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USER MANUAL Pulsar-23 Soma
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Product information
Brand : Soma
Model : Pulsar-23
Category : Tambour d'ordinateur