Electro-Voice SM-2 Overview

The Telex Soundmate SM-2 is a portable, battery operated, VHF wireless personal monitoring system, notable for it's ease of operation and light weight of the principal components, clarity of sound, and a 300' operating range.

The Soundmate SM-2 system consists of the ST-300 transmitter, which operates on one of 17 selectable frequencies, 4 single-channel, fixed frequency SR-50 portable receivers, with 4 companion SEB-1 earbuds.

The SM-2 is designed as a low cost alternative solution for bus and museum tours, house of worship or theatrical assistive listening applications, and conferencing situations involving multi-client, multi-user translation needs.
Low-cost, portable wireless personal monitoring/assistive listening system for churches, museum tours, conferencing, and educational applications
300' operating range
Single channel, fixed frequency operation for receivers, 17 selectable frequencies available for transmitter
Backlit LCD for transmitter
E.D.R.(Enhanced Dynamic Range)compander circuitry for transmitter; clearer, more consistent output
Lightweight, discreet mono earphones
Convenient "AA" battery operation with extended 30 hr. battery life for receiver

Electro-Voice SM-2 - Personal Listening System - B

SKU: F.01U.146.400
  • Specs

    Electro-Voice SM-2 Specs
    RF Carrier Frequency Range    72.1 - 75.4 MHz
    Selectable Channels    17
    Compatible Channels    1
    Operating Range    300' (91 m)
    Frequency Response    100 Hz - 10 kHz
    Signal-to-Noise Ratio    Normal: 58 dB
    EDR Enabled: 77 dB
    Channel Separation    Not Specified by Manufacturer
    RF Output Power    Normal: 25K µV/m @ 3 m
    High: 80K µV/m @ 3 m
    Frequency Selection    Front Panel Set/Increment/Decrement Buttons
    Frequency Indicators    LED display, channel letters
    Antenna    Omnidirectional Telescoping Antenna
    Audio Input Connectors    1 x 1/4" TS Phone, Unbalanced
    1 x 3-pin XLR Female, Balanced
    Nominal Input Level    Not Specified by Manufacturer
    Maximum Input Level    42 dB
    Input Pad Switch    No
    Phantom Power Protection    No
    Loop In/Out Connectors    No
    Loop I/O Nominal Input Level    No
    Loop I/O Maximum Input Level    No
    Limiting    Built-In, Fixed Threshold
    Power Requirements    13-20 VDC or 12 VAC
    115 VAC, 60 Hz @ 30mA Plug-In Wallpack Power Supply
    Weight    Not Specified by Manufacturer
    Dimensions    1.75 x 7.5 x 5.9" (45 x 192 x 150mm)
    RF Indicator    No
    Frequency Selection    Fixed, Single Channel
    Antenna    Omnidirectional in earphone/headphone cord
    Power Requirements    2 x AA Batteries
    2 x NiMH batteries
    2 x Nickel-Cadmium batteries
    Battery Life    Alkaline: 30 hrs.
    2 x NiMH: 20 hrs.
    Nickel-Cadmium: 10 hrs.
    Battery Status Indicator    No
    Limiting    No
    Equalization    No
    Personal Mix Control    Top Panel On/Off/ Volume Knob
    Weight    Not Specified by Manufacturer
    Dimensions    4 x 2.75 x 1" (101 x 70 x 25mm)
    Transducer Type    Telethin Driver
    Sensitivity (0 VU)    Not Specified by Manufacturer
    Impedance    32 Ohms
    Cable Length    3'(1 m)
    Connector Type    1/8" Mini Plug
    Ear Inserts    Foam
    Frequency Response    100 Hz - 10 kHz
    Packaging Info
    Package Weight    4.7 lb
    Box Dimensions (LxWxH)    18.5 x 11.5 x 4.2"