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The Telex TR-1 is a unique professional UHF wireless intercom beltpack and component of the BTR-1 base station system, with a 1-to-1 (one base station to one belt pack) full-duplex, digitally encrypted design, for use in sports or commercial applications.
The TR-1 is equipped with UHF frequency agility, digital audio security encryption, the patented ClearScan channel search, three audio channel capability with 2-wire line mix, signal relay closure, and a base station RF meter.
The oversized selector switch of the TR-1 enables quick change between base station presets, and the unit is equipped with a large, clear LCD readout. The system offers the advanced technology of Intelligent Power Control, DSP Digital Audio Processing and proprietary digital audio encryption, providing clean sound and secure communications at a high professional level.
Wireless one-to-one UHF intercom beltpack with frequency agility, full-duplexing, digital security encryption
Large selection of available frequencies organized in independent 18 MHz bands
Factory selected A, B and C preset groups with large selector switch for A and B, 1000' operating range, Transmit power level switch
Large, easy-access volume control and Talk button with selectable talk modes, dedicated overmodulation and battery status LED indicators, separate C preset group selector button with dedicated LED
A4M headset connector reads dynamic or electret headset boom mic type automatically
Enhanced ClearScan two-button frequency selection for optimal, interference- and intermodulation-free location use, ranks available frequencies in order of reliability
Frequency change from base station or beltpacks
Large rear panel LCD readout, dedicated Menu and Set buttons, Push-to-talk/Push-to-transmit switch
AA or NiMH battery operation
In the Box
Telex TR-1 - UHF Beltpack Transceiver with Digital Encryption (A4M Telex) (A4 - 518-536 MHz)
1/4 Wave Detachable Antennas
3 Year Warranty
Table of Contents
Synthesized, 720 Channels
Dual Conversion Superheterodyne, Synthesized, 720 Channels, FM
RF Frequency Range
A4 - 518-536 MHz
50 mW max.(Auto power reduction in closer proximity to base) 5 mW typical
A4M, 7mV (200 Ohm source)
2 x Detachable 1/4 Wave(Transmit and Receive)
Not Specified by Manufacturer
Local Headset Output
200 mW Output into 150 Ohms(1% distortion)
100 Hz - 4 kHz
6 x AA Alkaline 1 x NiMH Rechargeable
AA: 14 hrs.(Continuous) NiMH: 11 hrs.(Continuous)
3.75 x 5.05 x 1.65" (95 x 128 x 42mm)
15 oz (425 g)
Telex TR-1 - UHF Beltpack Transceiver with Digital Encryption Review