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Universal amplifier UMA-120/180
Universal amplifier unit with 120/180
Watt. 3 music and 2 microphone inputs with mutual interlocking and muting
circuit already installed. Text, gong and alarm interface. 6 available
front units and 5 available rear units for further extension.
Can be
retrofitted with emergency power supply NSS-48 and remote on/off
| Technical details : | |
| Output power sine (IEC 268 / 19.4 / 24h) | 120W |
| Output power music | 180W |
| Output voltage | 100V / 70V / 50V / 35V / 25V internal selectable |
| Loudspeaker impedance at 100V min. | 84 Ohm |
| Distortion factor at 1KHz & 80% load | < 0,2% |
| Frequency response 100V / 70V / 50V -3dB | 50Hz .. 18 KHz |
| Input sensitivity of final stage | 600mV |
| Signal-to-noise-ratio | > 80dB |
| Power consumption at 230V AC | 250VA |
| Safety | protected against short-circuit, no-load running and overheating |
| Ventilation | natural convection |
| Size (WxHxD) | 446mm x 133mm x 312mm |
| Weight | appr. 11,5Kg |
| Pre-stage : | |
| Input sensitivity "microphone" | 0,35mV .. 10mV adjustable |
| Input sensitivity "linear" | 100mV .. 10V adjustable |
| >Input sensitivity commercial/gong/alarm | 350mV |
| Tone control 100Hz / 12KHz | + / - 12dB |
| Cross-talk at 1KHz | < -65dB |
| Priority control | alarm / gong /commercial / microphone / music |
| Options : | |
| Transformer balanced inputs | 1 : 1 |
| Inputs for external pre-amplifier | MF - Phantom |
| Inputs for electret microphones | MF - mic - E |
| 19" adapter | US 016 |
| 48V DC emergency power supply | NSS - 48 |
| Remote control | "Remote" |
| Extension modules | IM / SM / CM / OM / |