Kenwood TM-451A User Manual
Page 21
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® SHIFT button
Selects the transmit frequency offset with respect to the
receive frequency {page 491. Also toggles Tone Alert
ON or OFF {page 86).
(D
t
ONE/CTCSS button
Switches Tone and CTCSS ON or OFF {pages 51 and
74). Also used for selecting the subaudible Tone
frequency {page 52}.
d) REV (Reverse) button
Switches the transmit frequency and receive frequency
when operating with a transmit offset or split frequency
{page 51). Also toggles the transceiver between the
Main band or the Sub-band (page 30}.
®DTSS button
Toggles DTSS and Page ON or OFF. Also used for
setting the DTSS code and Page codes {page 75}.
©SQL (Squelch) control
Adjusts the squelch threshold level {page 28). This
allows you to mute speaker output while no stations are
being received.
©Microphone connector
Insert the 8-pin modular microphone plug until the
locking tab "clicks".
C]
OWN
RD: Oo0f> squelch audio(100 mV/ 10 kfi)
MIC
GND (MIC)
STBY (Pm
GND
DC 8 V. 100 mA max.
UP
(© LOW button
Selects High, Mid, or Low transmit output power. Also
activates Lock {page 62} and memory channel lock-out
{page 58} functions.
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