Operating Manual -1662A Mic/Line Mixer

10. SPECIFICATIONS

DISTORTION

 

THD at +4 dBu, 20Hz-20KHz

<0.01%

IMD (SMPTE) at +4dBu

<0.01%

HUM & NOISE (20Hz-20KHz at max preamp gain)

Equivalent input hum and noise . . . . . . . . . . . . . . . <-127dBu Residual output noise,

all levels at minimum . . . . . . . . . . . . . . . . . . . . . . . . . . <-98dBu Residual output noise, master at nominal,

all channel levels at minimum . . . . . . . . . . . . . . . . . . <-95dBu

MAXIMUM VOLTAGE GAIN (±2dB)

MASTER

Mic/Line Input to Master Outputs . . . . . . . . . . . . . . . . . +84dB Sum Input to Master Output . . . . . . . . . . . . . . . . . . . . . +24dB

MAXIMUM LEVELS

 

Input level, +20dB gain, pad in

+22dBu

RCA input level

+10dBu

Output level

+23dBu

FREQUENCY RESPONSE

20Hz-20KHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +0.5/-1.0dB

EQUALIZATION (shelving)

Bass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±12dB at 90Hz Treble . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±12dB at 8KHz

CROSSTALK

Adjacent inputs, 20Hz-20KHz . . . . . . . . . . . . . . . . . . . . <-70dB

VU METERS

 

Stereo outputs

-21 to +6 VU

0VU = +4dBu

 

PEAK INDICATORS

Peak Clip indicator on each input channel and left and right outputs, illuminates 3dB below clipping

PHANTOM POWER

+48 VDC applied to all Mic Inputs, switchable on rear panel. Maximum total current draw = 60mA. Maximum single channel current draw = 10mA. Gradual power-up and down to eliminate "pops".

WEIGHT

12 lbs. (5.5kg) Shipping

10 lbs. (4.5kg) Net

POWER REQUIREMENTS

120VAC nominal, 93 VAC minimum, 50-60 Hz,

20watts (240 VAC available)

*unless otherwise stated, specification conditions are: 150Ω source, Gain switch set at "+40", all other controls set at nominal.

11. WARRANTY INFORMATION

The unit you have just purchased is protected by a limited five-year warranty . For warranty service or to obtain a return RMA number, please call Altec Lansing technical services at 405-848-3108. Fill out the informa- tion below for your records.

Model Number _______________________________

Serial Number ________________________________

Dealer ________________________________________

______________________________________________

Date of Purchase ______________________________

Dealer’s Address ______________________________

______________________________________________

______________________________________________

Dealer’s Phone ________________________________

Salesperson ___________________________________

______________________________________________

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Altec Lansing 1662A manual Specifications, Warranty Information