External Antenna Tuner Operation - Kenwood TS-450S Instruction Manual

4-19 EXTERNAL ANTENNA TUNER OPERATION
(when the optional AT-300 is connected)
An optional external antenna tuner (AT-300) can be connected to the transceiver.
This tuner is useful for matching a long wire antenna for the low bands. The SWR can be improved by installing the
tuner just under the antenna.
(1) Connection to the transceiver
ANTENNA
Coaxial cable
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Figure shows TS-450S
Control cable
(2) Preparation
1. Press and hold the ENT key and turn the power on.
1 2 2. Turn the M.CH/VFO CH control to select menu number 01
on the display.
3. Press the UP or DOWN key to turn the display on.
4. Press the CLR key.
Notes
: 1. The built-in antenna tuner does not work at this time.
1 2. If the installation location is changed or the AT-300 is
4 3 removed, select OFF in step 3 above.
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