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Power Level - Tokyo Hy-Power HL-45B Instruction Manual

Solid-state hf/50mhz band 45w linear power amplifier

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( 3 ) FRONT and REAR PANELS
<FRONT PANEL>
$` POWER :
ON/OFF switch for DC power.
When it is first pushed, the switch is locked to turn DC power " ON" .
If it is pushed again, the lock will be reset to turn DC power " OFF" .
$a BAND (Manual Band Select Switch) :
As you press this button, BAND will be shifted to upper band.
( 1.8/1.9 !' 3.5/3.8 !' 7 !' 10/14 !' 18/21 !' 24/28 !' 50 )
(This operation is only required for other than YAESU FT-817 radios.)
$b WARNG (Protection):
When the protection circuit works, WARNG LED lamp will light to shut down
the amp.
There are built-in protection circuits for RF over-drive and DC over-voltage.
To reset, after checking the causes of troubles, push the $` POWER switch
again.
$c BAND (Indicator LED) :
As the desired band is selected, the LED lamp indicates the current band in
operation.
$d POWER LEVEL :
Five LEDs indicate the relative transmitting power level.
1
2
3
4
- 3 -
5

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