Western electric 101 a schematic

Page 1

Westvm Electric Company
No. l O | -A AMPLIFIER

cochCIAL mowers mPLirign
APPARATUS REFERENCE SHEET 157x-4
_____.____

3-I-37

EQUIPMENT CHARACTERISTICS

USE ------------- Used to drive l or 2 1008
Amplifiers. Cannot be used
by itself because of lack
of means for plate power

delay.
WEIGHT ------------ 480 lbs.
SIZE ------------- 72" x 23" x 15-1/4"
APPARATUS - 286A Input Panel 282A Panel
86D Amplifier 87D Amplifier
285A Control Panel CB Rectifier
Wiring Diagram ESR-GZISBB
Schematic BSXX-345008
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MIC, d ID
(54 up 2.: A an El-

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In Alt VINE: [E N 0'
- TAKE OFF

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ELECTRICAL CHARACTERISTICS

GAIN ------------- Approximately 105 db
OPERATES FROM -------- 30m Microphone or Phonogreph
INTERNAL INPUT IMPEDANCE - - - 40 ohms

OPERATES INTO -------- 500 ohms

INTERNAL OUTPUT IIPEDANCE - - l/4.4 of Load Impedance
OUTPUT POWER --------- 50 Watts

OUTPUT NOISE --------- Approx.-20 on speech without

Volume Compressor
Approx.-10 on speech with
Volume Compressor

POWER SUPPLY --------- 115 Volts, 50-60, Single
Phase 7.5 Amperes

GAIN CONTROL --------- 40:11:, 3dh Stops

POWER TAKE-0!! ------ - 52 Volts, 2 Amperes D.C.

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