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
Specs
Electro-Voice SM-2 Specs
System
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
Transmitter
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)
Receiver
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)
Earphones
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"