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Telex ES-4000A - 4-Channel Wired Intercom Expansion User Station

BH #TEES4000A • MFR #F.01U.391.529
Telex
Telex ES-4000A - 4-Channel Wired Intercom Expansion User Station
Discontinued

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Telex ES-4000A Overview

The Telex ES-4000A is a 4-channel, full-duplexing wired intercom user station. Up to 4 units may be connected to the US-2002 user station for a total of 16 additional channels.

The ES-4000A offers backlit function keys, speaker outputs, standard XLR or DB9 program inputs, and overload and short-circuit protection and fault indication.

The ES-4000A features Clear-Com compatibility for integration with existing systems, flexible self-contained or in-line powering options, tabletop or rackmount use, and professional, rugged construction.

Multi-Channel User wired expansion Intercom Station with full duplexing and call capability
Separate channel outputs on D-sub connector with, separate program level trims
Backlit Listen, Call and Talk keys for each channel
Expansion output for connection to additional units, up to 16 additional channels supported
Red, flashing Incoming Call light indications with selectable beep tone
Mic Kill Key turns off all microphones on channel for quick channel clearance
Separate Program Input for each channel allows connection to line level audio sources for headset or speaker monitoring or routing to intercom channel; assignable interrupt for to-channel audio while speaking on channel
Intercom Channel unbalanced operation mode for Clear-Com compatibility; dedicated Balanced/Unbalanced operation mode switch
Adjustable side tone
UPC: 800549985789

Telex ES-4000A Specs

Output Connectors4 x RCA Phono Speaker Out Jacks
1 x 1/8" Stereo Mini Expansion Out Jack
1 x 15-pin D-Sub Ch. 3-6 Outputs
Input Connectors1 x DB9F Program Input
1 x 12-15 VDC Power In
1 x 1/8" Stereo Mini EXP In
Output LevelProgram Input: 1.0 Vrms nominal, 2.3 Vrms maximum
Intercom Channels, Balanced Mode: 1.0 Vrms nominal
Intercom Channels, Unbalanced Mode: 1.0 Vrms +/-10%
PA Output: 235 mVrms nominal
Speaker Output: 0 db(1.0 Vrms)nominal
Input LevelProgram Input: 100 mV Maximum
Input ImpedanceProgram Input: 75 kOhms
Intercom Channels, Balanced Mode: 300 Ohms
Intercom Channels, Unbalanced Mode: 150 Ohms
Frequency Response200 Hz - 8 kHz +1/-3 db
THD + N<0.2% at Channel Output
Minimum Common Mode Rejection>50 dB(Program Input/Intercom Channels, Balanced Mode)
Voltage GainProgram Input: 25 +/-3 dB
Voltage Output24 VDC
Call SignalingSend: 20 kHz +/-100 Hz, 0.5 Vrms +/-10%
Receive: 20 kHz +/-800 Hz, 100 mVrms
SidetoneIntercom Channels, Balanced Mode: -40 dB, 35 dB range
Microphone TypeNo
Microphone InputNo
Phantom PowerYes, 24 VDC Nominal
Headset ConnectorNo
Maximum Current CapacityNot Specified by Manufacturer
Maximum # of Belt PacksNot Applicable
Input Power Requirement100 - 240 Volts, 50/60 Hz
Power Adapter12 - 15 VDC, 65 to 150 mA
Dimensions1.75 x 8.25 x 10.31" (44.5 x 209.5 x 261.9mm)
Weight2 lb (0.9 kg)
Packaging Info
Package Weight4.2 lb
Box Dimensions (LxWxH)12.6 x 11.7 x 3.1"

Telex ES-4000A Reviews

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