Peavey UMA 752 specifications Thd, Xfmr

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Specifications UMA752 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:

 

-100 dB

All controls nominal (5):

-90 dB

Level controls CCW and master level CW:

 

 

-80 dB

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

 

(-10 dBV) at

 

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

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