RTS / Telex Intercom / 4010 IFB power supply

Description

RTS / Telex 4010 IFB power supply
Untested but came from working studio,
Central IFB electronics station. Contains all necessary control functions and electronics including line power, to provide the active link between the 4001, 4002 and 4003 control stations and the 4030 and IFB-325 user stations.
Specifications:
Frequency Response 30 Hz to 16 kHz: +1, -2 dB
Noise Interrupt channel: -73 dBu
Non-interrupt channel: -83 dBu
Total Harmonic Distortion: 0.5%
Nominal Input Level:
Microphone @ line level: -10 dBu/input Z=2kohms
Program: 0 dBu/input Z=2kohms
Nominal Output Level:
To User Stations: -8 dBu/unbalanced, Z=10ohms
To SA amplifier: -5 dBu/balanced, Z=800ohms
Crosstalk:
From other program inputs: -67 dBu
Between left & right channels: -64 dBu
Mains Power Consumption 120 VAC, (240 VAC version available), 50/60 Hz: 45 volt-amps
Dimensions: 1.72" (43.7mm) high, 19" (483mm) wide, 15.6" (395mm) deep
Weight: 10.4 lbs. (4.7kg)
IFB Four-Position Control Station for 4 IFB, 1 SA.Four-channel IFB control station. Controls up to four separate talent feeds plus one stage announce send. Features two distinct audio sends per IFB channel for interrupt/non-interrupt or multiple program feeds. The unit has illuminated switches, programmable priority levels and gooseneck mic connector and is shipped with a wall power supply. Optional rack kit is also available. Requires one 4010 central IFB.
Specifications:
Frequency Response 50Hz to 16kHz: +0, -3 dB
Signal-To-Noise Ratio: 58 dB
Total Harmonic Distortion: 0.2%
Nominal Input Level
Microphone: 123mV p-p
Line: -15 dBu to -5 dBu
Input Impedance Unbalanced Input
Microphone: 470O
Line: 4.7kO
Gain: 54 dB to 14 dB
Nominal Output Level: -10 dBu, balanced, Z=300O
Power Requirements: 14 VAC, 200 mA
Dimensions: 1.72" (43.7 mm) high, 8½" (215.9 mm) wide,