4 - 20
4-7 MAIN UNIT ADJUSTMENTS
MAXIMUM
OUTPUT
POWER
RESIDUAL
AM
TX TOTAL
GAIN
HIGH POWER
(HF)
(50 MHz)
AM CARRIER
POWER
Id-APC
ADJUSTMENT
ADJUSTMENT
ADJUSTMENT CONDITION
MEASUREMENT
VALUE
POINT
UNIT
LOCATION
UNIT
ADJUST
1
2
1
1
1
2
1
1
• Turn the power OFF
• Perform the all reset operation;
push and hold [F-INP] and [MW],
then power ON.
NOTE:
Save the memory contents
and set mode setting conditions
i n t o t h e C F m e m o r y c a r d i s
recommented.
• Preset R93 to 3 o’clock position.
• Receiving
• Connect an audio generator to
[MIC] connector and set as
;
Frequency : 1.5 kHz
Level
:
1
mV
• Transmitting
• Mode
: FM
• Connect an audio generator to
[MIC] connector and set as;
Frequency : 1.0 kHz
Level
:
10
mV
• Transmitting
• MAIN display frequency
: 14.100 MHz
• Mode
: USB
• [MIC] gain
: 12 o’clock position
• Connect an audio generator to
[MIC] connector and set as;
Frequency : 1.5 kHz
Level
:
1
mV
• Transmitting
• MAIN display frequency
: 14.100 MHz
• Mode
: RTTY
• Transmitting
• MAIN display frequency
: 50.100 MHz
• Mode
: RTTY
• Transmitting
• MAIN display frequency
: 14.100 MHz
• Mode
: AM
• Apply no audio signals to [MIC]
connector.
• Transmitting
• MAIN display frequency
: 14.100 MHz
• Mode
: RTTY
• Connect CP81 to GND.
• Preset R93 to 90˚ CCW.*
• Transmitting
MAIN
Rear
panel
Rear
panel
Rear
panel
Rear
panel
Rear
panel
PA
C o n n e c t a d i g i t a l
m u l t i m e t e r o r
oscilloscope to CP82.
Connect an RF power
m e t e r t o [ A N T 1 ]
connector.
Connect an RF power
m e t e r t o [ A N T 1 ]
connector.
Connect an RF power
m e t e r t o [ A N T 1 ]
connector.
Connect an RF power
m e t e r t o [ A N T 1 ]
connector.
Connect an RF power
m e t e r t o [ A N T 1 ]
connector.
C o n n e c t a D C
ammeter between W1
and EP501.
0.5 V ±0.2 V
Maximum output power
M i n i m u m l e v e l
difference between an
audio generator is ON
and OFF.
130 W
200 W
200 W
55 W
12 A
MAIN
MAIN
MAIN
MAIN
MAIN
MAIN
MAIN
R69
Adjust in
sequence
repeatedly
L505,
C576,
L512
C576
R538
R81
R79
R82
R93
*CCW: Counter clockwise
