SA 125 - Mixer Swissonic - Free user manual and instructions
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| Product Type | Analog Mixer |
| Model | SA 125 |
| Brand | Swissonic |
| Channels | 4 (2 mono + 1 stereo channel) |
| Frequency Response | 20 Hz – 20 kHz |
| Input Impedance | 10 kΩ (line), 1 kΩ (mic) |
| Output Impedance | 600 Ω (balanced) |
| Phantom Power | +48 V (selectable) |
| Equalizer | 3-band EQ per channel |
| Effects | Built-in digital effects (16 presets) |
| Headphone Output | 6.3 mm jack, adjustable volume |
| Power Supply | 12 V DC, 500 mA (external adapter included) |
| Dimensions (W x D x H) | 200 x 150 x 50 mm |
| Weight | 0.5 kg |
| Material | Metal chassis with plastic knobs |
| Cleaning | Wipe with a soft, dry cloth; avoid solvents |
| Safety | Keep away from water and humidity; do not open |
| Spare Parts | Available from manufacturer; contact support |
| Repairability | Service only by qualified technicians |
| Operating Temperature | 0°C – 40°C |
Frequently Asked Questions - SA 125 Swissonic
How do I connect microphones to the SA 125?
Connect XLR cables to the mono input channels. Ensure phantom power is enabled if using condenser microphones by pressing the +48V button.
Can I connect a guitar or other instruments?
Yes, use a 6.3 mm jack cable to connect instruments to the line inputs. For guitars, you may need a DI box for impedance matching.
How do I adjust the volume for each channel?
Use the channel volume faders (or knobs) to set individual levels, then adjust the master volume fader for overall output.
Why is there no sound coming out?
Check that the mixer is powered on, all cables are securely connected, channel faders are up, master volume is raised, and the output device (speakers/amplifier) is on.
What do the EQ knobs do?
The 3-band EQ allows you to adjust high (treble), mid, and low (bass) frequencies for each channel.
How do I use the built-in effects?
Press the FX button to enable effects, then turn the FX level knob to adjust intensity. Select effects via the FX select dial (see manual for preset list).
Can I connect headphones?
Yes, plug headphones into the 6.3 mm headphone jack. Use the headphone volume knob to control the level.
What power supply does the SA 125 need?
It requires a 12 V DC, 500 mA power adapter with a center-positive plug. Use only the supplied adapter.
How do I clean the mixer?
Disconnect power. Wipe the surface with a soft, dry cloth. Do not use water or cleaning agents.
Is the SA 125 suitable for live performance?
Yes, it is a compact analog mixer with decent audio quality, suitable for small venues, home studios, or mobile setups.
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USER MANUAL SA 125 Swissonic
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Product information
Brand : Swissonic
Model : SA 125
Category : Mixer