6
1.1 DX-1d – Internal View
The main components of a DX-1d amplifier are shown in the picture below.
BAND
SELECTOR
PLATE
TUNING
LOAD
TUNING
POWER
ON / OFF
STANDBY /
OPERATE
SWITCH
DISPLAY
TANK COIL,
40 -160 m
TANK COIL,
10-30 m
BAND
SWITCH
Temperature Sensor
RF CHOKE
RF SENSOR
ANT. RELAY
BLOWER
SOFT START
SAFETY
MICORSWITCH
HIGH VOLTAGE
POWER SUPPLY
CONTROL
BOARD
Tetrode GU84B
(4CX800)