Antenna Connection; Transmit Mode; Headset Connection - Telex RadioCom BTR-800 Operating Instructions Manual

Antenna Connection

The beltpack comes with two detachable, screw-type,
1/4-wave antennas. To attach the two antennas, screw into the
receptacles at the bottom of the beltpack. The color dot on the
screw end of the antenna must match the color dot on antenna
receptacle. The longest antenna is the receiver antenna. It
screws into the left receptacle if the beltpack is laying flat with
the battery compartment face up and the antenna receptacles
facing you. The other antenna is the transmit antenna. New an-
tennas can be ordered if desired, see the "Accessories" section.

Transmit mode

The rear panel located transmit switch has the following two
modes:
Push-to-Talk (PT TALK) – Recommended position –
The transmitter is always on. No audio is sent unless the
talk switch, WTA or SA button is pressed.
Push-to-Transmit (PT TX) – The transmitter and audio
path are off except when the talk switch, WTA or SA but-
ton is pressed.
MICROPHONE
GAIN CONTROL
TRANSMIT
SWITCH
HEADSET
CONNECTION
RECEIVE
ANTENNA
TR-800 Rear Panel
TRANSMIT
ANTENNA
Figure 27

Headset Connection

Insert the headset plug into the XLR connector. See the head-
set pinout in the TR-800 beltpack controls and connections"
section if this is not a Telex headset. A dynamic or electret
headset microphone is automatically detected by the beltpack
and a bias voltage supplied if needed.
4-13
BATTERY
RELEASE
LATCH