EM-550B MK2 - Mixer Omnitronic - Free user manual and instructions
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| Product Type | DJ Mixer |
| Model | EM-550B MK2 |
| Brand | Omnitronic |
| Dimensions (W x D x H) | 250 x 200 x 80 mm |
| Weight | 2.0 kg |
| Power Supply | AC 230 V / 50 Hz |
| Power Consumption | 10 W |
| Number of Input Channels | 5 (4 line + 1 microphone) |
| Equalizer | 2-band per channel (bass, treble) |
| Crossfader | Replaceable crossfader |
| Headphone Output | 1/4" jack, with volume control |
| Master Output | RCA, balanced XLR |
| Recording Output | RCA |
| Frequency Response | 20 Hz – 20 kHz |
| Signal-to-Noise Ratio | > 80 dB |
| THD | < 0.05% |
| Input Sensitivity | Line: 150 mV, Mic: 3 mV |
| Impedance | Line: 20 kΩ, Mic: 1 kΩ |
| Cooling | Passive, no fan |
| Cleaning | Use a dry, soft cloth. Avoid solvents. |
| Safety | Read manual before use. Do not open device. |
| Spare Parts & Repairability | Contact Omnitronic support for parts and service. |
Frequently Asked Questions - EM-550B MK2 Omnitronic
How do I connect my turntables to the EM-550B MK2?
Connect your turntables to the line inputs using RCA cables. If your turntable has a ground wire, connect it to the ground screw on the back panel.
Why is there no sound coming from the headphones?
Ensure the headphone volume knob is turned up. Check that the cue buttons for the desired channel are pressed. Also verify the headphones are plugged into the 1/4" jack.
How can I clean the mixer?
Disconnect the mixer from power. Use a dry, soft cloth to wipe the surface. For stubborn dirt, slightly dampen the cloth with water. Avoid using abrasive cleaners or solvents.
What is the crossfader curve adjustment?
The crossfader curve can be adjusted via internal switches. Refer to the manual for details. A sharp curve is ideal for scratching, while a smooth curve is better for mixing.
Can I connect a microphone to this mixer?
Yes, the mixer has a dedicated microphone input with a 1/4" jack. Use the mic volume knob to adjust the level.
How do I replace the crossfader?
The crossfader is replaceable. Remove the faceplate screws, unplug the old crossfader, and install a new one. Ensure it is seated properly before reassembling.
What is the power consumption?
The mixer consumes 10 W at standard operation. Use the included power adapter rated for 230 V / 50 Hz.
Can I use this mixer for recording?
Yes, the mixer has RCA recording outputs. Connect them to your audio interface or recorder. The master output also provides a balanced XLR connection.
What should I do if a channel has no sound?
Check that the channel volume and trim are not turned down. Ensure the cue/master switch is set correctly. Also verify cables and input source.
How do I set up the equalizer?
Each channel has a 2-band EQ with bass and treble knobs. Adjust them to shape the sound. The center position (12 o'clock) provides flat response.
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USER MANUAL EM-550B MK2 Omnitronic
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Product information
Brand : Omnitronic
Model : EM-550B MK2
Category : Mixer