Crest Audio UMA 4300, Руководство пользователя

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Technical support
Web site: http://peaveycommercialaudio.com/products.cfm/cr/:
Email: techserve@crestaudio.com
Rated Output Power
: 300 Watts
Frequency Response:
Power Amplifier Direct out: +0, -3 dB, 65 Hz to 20 kHz,
Transformer out: +0, -3 dB, 65 Hz to 20 kHz,
THD:
Power Amplifier: 0.04% (1 kHz 1/8 power)
Preamplifier: 0.02% with nominal gain settings
Signal /Noise:
(22 Hz — 22 kHz) typical
All controls CCW: -90 dB
All controls nominal (5): -86 dB
Outputs:
Power Amplifier direct out: 4 Ohms
Power Amplifier transformer: 25V, 70 V, 100 V
Ch. 4/ mix out: 1 V nom., +21 dBu max.
Pre out: 1 V nom., +21 dBu max.
Input Sensitivity Channels 1-4:
Preamp Gain Max: -73 dBu (170 uV)
Preamp Gain Min: -20 dBu (78 mV)
Maximum Input Level: +21 dBu
Input Impedance:
Channels 1-4 (Euro): 3.3 k Ohms (Balanced)
Channels 3-4 (RCA): 3.6 k Ohm Stereo in /5.0 k Ohm Mono in
Specifications