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The Telex MS-4002 is a professional 4-channel, wired intercom master station and system power supply, with a 4-amp system power supply, dedicated back-lit function buttons, separate speaker and panel microphone volume controls, selectable voice activation controls, and outputs for connection to a location PA system.
4-Channel Main Station and 4-amp system power supply in single unit
Headset or built-in speaker monitoring with separate speaker volume control
Auto-Sensing headset connector detects dynamic or electret headset microphone type
Dedicated Voice Activation Microphone(VOX) control set adjusts levels for headset and panel microphone inputs
PA output with dedicated selector key for intercom announcements over PA system
Back lit keys for improved visibility in low or poor lighting environments
Incoming, flashing Call Light indicators with assignable beep tone
Mic Kill key turns off all microphones on channel, clears channel
Separate line level audio source connection for monitoring or intercom channel routing with assignable channel interrupt when operator is speaking
Stereo monitoring available with connectors to powered speakers for independent left/right listening to Channels 1-4
Universal 100-240 Volt power supply
In the Box
Telex MS-4002 - 4-Channel Main Station for Wired Intercom System
1 Year Warranty
Table of Contents
4 x 3-Pin XLR Male 4 x RCA Phono
Front Panel: 4-Pin XLR Male 1/4" TRS Phone Rear Panel: 4 x 3-Pin XLR Female 1 x 9-Pin Female D-Sub
Program Out(to Intercom Channel): 1.0 Vrms nominal, 2.3 Vrms maximum Intercom Channels(Balanced Mode): 1.0 Vrms nominal Intercom Channels(Unbalanced Mode): .750 Vrms +/-10% PA Output: 235 mVrms nominal Speaker Output: 0 dB nominal(1.0 Vrms maximum) Headphone Amplifier: 250 mW +/-10% into 150 Ohms 65 mW +/-10% into 600 Ohms
Program Input: 100 mV maximum Panel Microphone Input: -25 dBu maximum
Program Input: 25 +/-3 dB Headphone Amplifier: 30 +/-3 dB Panel Microphone Amplifier: Mic to Channel: 25 +/-3 dB Mic to Headphone(adjustable): 45 dB +/-10% maximum in 150 Ohms Mic to PA: 15 +/-3 dB, 235 mVrms +/-10%