User's Manual
Table Of Contents
- Telex Model TR-1 Beltpack
- The Telex model TR-1 beltpack transceiver is a component of the BTR-1 wireless intercom system. The TR-1 is intended for use as a belt worn wireless full duplex mobile intercom radio for use in a professional installation such as television or cinema pro
- Each BTR-1 base station can be used with one TR-1. The TR-1 transmits within the 614 to 746 MHz range (TV Channels 38-59). It receives in the 482 to 608 MHz range (TV Channels 16-36). The TR-1 transmitter operates on a single frequency within an
- Typical transmitter conducted output Power is 50 mW. The TR-1 transmit power can be set to automatically reduced when the unit is close-in to the base station to aid in intermodulation reduction and unnecessary transmit power.
- Operating frequencies can be selected from pre-set groups or the user can select special operating frequencies within the 18 MHz wide allotments.
- Transmit and receive antennas are attached to the TR-1. Either or both unscrew for field replacement but are not coaxial connectors.
Controls and Connections
1. On/Off & Volume Control – Turns the beltpack power on and controls
headset volume.
11
10
9
5 6
8
7
4
5
3
2
1
15
14
13
12
9. [MENU] and [SET] buttons – Used to select menus and set options
on the LCD.
2. BAT/O.M. Light –
Battery - Light flashes once on power up = Battery OK
10. LCD display.
Light on continuously = Battery Low
Light does not flash or come on = Battery Dead
11. [UP] and [DOWN] buttons - Used to select menus and set options on
the LCD.
Microphone Lvl: Light flashes on loudest speech = Gain OK
Light flashes on all speech = Gain too High
12. Push-to-Talk/Push-to-Transmit Switch –
Light never flashes on loudest speech = Gain too Low
PT TALK (Push-to-Talk) – The transmitter is always on.
No audio is sent unless the talk button is active.
Recommended position.
3. Talk Light – Light on if talk button active.
4. Talk Button – Press to enable the audio path from the headset.
PT TX (Push-to-Transmit) – The transmitter and audio
path are off except when the talk button is active.
Software Selectable modes: Push-to-Talk
Push-to-Latch
13. Headset Connector – XLR Plug for Telex units, XLR Receptacle for
RTS units.
5. A and B Lights – “A” light is on if Selection Switch in A position.
“B” light is on if Selection switch in B position.
14. Battery Latch – Press down to enable the battery pack to be released.
While the latch is held down, slide the battery pack about 1/8 inch
back, toward the latch, until it stops, then lift out.
6. Selection Switch – Switches between base station presets A or B.
7. “C” Pushbutton – Press to enable the base station “C” presets.
Software Selectable modes: Push-to-Talk
15. Receive and Transmit Antennas – The antennas are screw type, ¼
wave, replaceable antennas. The color dot on the screw end of the
antenna must match color dot on antenna receptacle.
Push-to-Latch
Off
8. “C” Button Light – “C” light is on if “C” pushbutton active.
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