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The sys tem op er ates on se lected fre quen cies
within the150-216 MHz band.
The BTR-300 sys tem is fully com pat i ble with a
num ber of other wired in ter com man u fac tur ers
units. See the BTR-300 Setup Sec tion for ad di -
tional in for ma tion.
The TR-300 Trans ceiver op er ates in the con tin -
u ous trans mit mode with the au dio ac ti vated by
a switch. As many as four TR-300 belt-pack
trans ceiv ers can op er ate in a fully du plex net -
work with one Telex Model BTR-300 Base
Sta tion.
The TR-300P Trans ceiver op er ates in the
Push-to-transmit mode (the trans mit and talk
func tion are ac ti vated to gether). Any num ber
of TR-300P trans ceiv ers can be used in a
half-duplex net work with one BTR-300 Base
Sta tion. Op er ate only one TR-300P at a time.
At tempting to use two trans mit ters si mul ta -
neously on the same chan nel will cause in ter -
fer ence.
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