TK-90
82
Item
Condition
Measurement
Adjustment
Specifications/Remarks
Test-
equipment
Unit
Terminal
Parts
Unit
Method
ADJUSTMENT
4. Tracking
1) Menu No. : 10
Spectrum
TX-RX
CN2
[
] or –9dBm
±
0.5dB
gain control
(13.1MHz, USB)
analyzer
DRV
[
]
reference
MIC input : 1kHz, 7mV
(Band 4)
Transmit
AG
5. Carrier
1) Menu No. : 11 (USB), 12 (LSB) Oscilloscope
Change the adjust-
frequency
(13.1MHz)
AG
ment values to get
(USB, LSB)
MIC input : 350Hz, 7mV
the waveform as
2700Hz, 7mV
shown.
Transmit
6. CW carrier
1) Menu No. : 13
Spectrum
0dBm
±
0.5dB
level
(13.1MHz, CW)
analyzer
Transmit
7. AM carrier
1) Menu No. : 14
Same as display
level
(13.1MHz, AM)
value of menu
Transmit
No. 13 (CW carrier
level).
8. Null
1) Menu No. : 15
DC V.M
Final
VSR
Final
TC1
Voltage min.
0.2V or less
point
(2.1MHz, CW)
Power meter
adjustment
Transmit
9. Power
1) Menu No. : 16
Rear
ANT
[
] or 100W
±
2W
control
(13.1MHz, CW)
panel
[
]
(100W)
Transmit
RF meter
1) Menu No. : 17
Once push while
Lights up all
(100W)
(13.1MHz, CW)
transmitting
Transmit
10. Power
1) Menu No. : 18
50W
±
2W
control
(13.1MHz, CW)
(50W)
Transmit
RF meter
1) Menu No. : 19
Once push while
Lights up all
(50W)
(13.1MHz, CW)
transmitting
Transmit
11. Power
1) Menu No. : 20
25W
±
1W
control
(13.1MHz, CW)
(25W)
Transmit
RF meter
1) Menu No. : 21
Once push while
Lights up all
(25W)
(13.1MHz, CW)
transmitting
Transmit
12. Power
1) Menu No. : 22
10W
±
1W
control
(13.1MHz, CW)
(10W)
Transmit
RF meter
1) Menu No. : 23
Once push while
Lights up all
(10W)
(13.1MHz, CW)
transmitting
Transmit
OK
NG