Kenwood TK-2180 - Manual (Page 50)

44
B
EGINNING
/ E
ND OF
T
RANSMIT
S
IGNAL
The Beginning of Transmit and End of Transmit identification
signals are used to access and release some repeaters and
telephone systems.
If Beginning of Transmit is set, the ID signal is transmitted
when you press the PTT switch.
If End of Transmit is set, the ID signal is transmitted when you
release the PTT switch.
If both are set, the ID signal is transmitted when you press
and release the PTT switch.