Features
- Audio Mixing with Up To Three Inputs
- Switch-Selectable Mic or Line Inputs
- Switch-Selectable Mic or Line Output
- Add Additional Microphone or Line Level Inputs to an Existing Mixer
- Combine Signals of Different Level, Impedance, or Balanced /Unbalanced Configuration
Specifications
| Inputs (3) | Mic: 600 ?; Line: 50 k?, balanced NOTE: MIC INPUTS ON ST-UMX3 ARE NOT PROTECTED AGAINST PHANTOM VOLTAGE. USE THE ST-MPA24 or ST-MPA48 MIC PHANTOM ADAPTER. |
| Maximum Input Signal | Mic: -18 dBu; Line: +25 dBu |
| Gain (each input) | Mic: Adjustable from OFF to 60 dB Line: Adjustable from OFF to 21 dB |
| Output | 150 ? balanced; 75 ? unbalanced |
| Output Signal | Mic: 50 dB below line level Line: +4 dBu nominal |
| THD+N | < 0.006% |
| IMD | Mic (@ 50 dB gain): < 0.04% Line: < 0.008% |
| Freq. Response | Mic: 50 Hz to 100 kHz (± 1 dB) Line: 10 Hz to 100 kHz (± 0.05 dB) |
| Noise (each input) | Mic: < -70 dB (50 dB gain) Line: < -82 dB (unity gain) |
| Headroom | 18 dB |
| CMRR | Mic: > 60 dB Line: > 50 dB, (50 to 120 Hz) |
| Ambient Operating Environment | 0° C to 55° C |
| Power Requirement | GROUND-REFERENCED, 24 Vdc @ 55 mA |
| Package Type | Cardboard Box |
| Package Dimensions | 2 x 2 x 4 in. |
| Shipping Weight | 0.175 lbs. |
| WEEE weight | 0.12 lbs. |
| Tariff code | 8518.40.2000 |