Specifications UMA™ 752 MIXER/AMPLIFIER
Specifications
Rated output power: 75 Watts | |
Output regulation: |
|
Direct out: | <0.5 dB |
Transformer out: | <1.0 dB |
Frequency response: |
|
Power Amplifier: | ±0.5 dB, 20 Hz to 20 kHz, |
| direct out |
| ±1.0 dB, 50 Hz to 20 kHz, |
| transformer out |
Preamplifier: | ±1.0 dB, 20 Hz to 20 kHz |
THD: |
|
Power Amplifier: | 0.05% (1 kHz) |
Preamplifier: | 0.10% with nominal gain |
| settings |
Power bandwidth (±3 dB): | |
Direct out: | <10 Hz to 70 kHz |
Transformer out: | 30 Hz to 40 kHz |
Signal/noise: |
|
|
(22 Hz — 22 kHz) typical |
| |
All controls CCW: |
| |
All controls nominal (5): | ||
Level controls CCW and master level CW: | ||
|
| |
Outputs: |
|
|
Direct out: | 4 Ohms |
|
XFMR: | Balanced 8 Ohms (25 V), | |
| 70 V, 100 V | |
Ch. 4 out: | 1 V nom., +21 dBu max. | |
| at 100 Ohms | |
Pre out: | 1 V nom.; +21 dBu max., |
| at 100 Ohms |
Inputs: |
|
Channel 1: | Mic 1 mV at 1.8 k Ohms |
| (XLR or screw terminals) |
| Tel 100 mV at 20 k Ohms |
| (Screw terminals) |
Channel 2: | Mic 1 mV at 1.8 k Ohms |
| (Screw terminals) |
| Line 100 mV |
| at 20 k Ohms |
| (Screw terminals) |
Channel 3: | Line 100 mV |
| at 20 k Ohms |
| (Screw terminals) |
Channel 4: | Line 100 mV |
| at 20 k Ohms |
| (Screw terminals) |
| Stereo 316 mV |
| |
| 4.0 k Ohms |
| (RCA jacks) |
Power in: | 1 Volt at 20 k Ohms |
Tone controls: |
|
Bass: | ±10 dB at 100 Hz |
Treble: | ±10 dB at 10 kHz |
Front panel controls and indicators: Channel 1 level control Channel 2 level control Channel 3 level control Channel 4 level control
Bass control Treble control
