Kenwood TH-K2AT Service Manual page 38

TH-K2AT/K2E/K2ET
Item Condition
8.AF output 1) Frequency: 145.050M Hz
Check
Frequency: 146.050M Hz
SSG output: –53dBm (501uV)
SSG M OD: 1kHz
SSG DEV: 3kHz
AF distortion: 10%
9.Current Squelch level: 5
Drain 1) Frequency: 145.050M Hz
Check
Frequency: 146.050M Hz
SSG output: OFF
2) Frequency: 145.050M Hz
Frequency: 146.050M Hz
SSG output: –53dBm (501uV)
SSG M OD: 1kHz
SSG DEV: 3kHz
VOL knob: M ax
Transmitter section
Item Condition
1.TX pow er Battery terminal voltage:
Write (Battery 7.5V
Note: Adjust the output voltage from DC pow er supply until the voltage at the battery terminal be-
terminal: 7.5V)
comes 7.5V w hile the transceiver is transmitting.
Sw itch to Adjustment mode
and carry out the operations
for adjustment item F.
(Refer to page 29)
1)LCD display: P7L,
Frequency: 144.000M Hz
PTT: ON
2)LCD display: P7C,
High pow er Frequency: 145.000M Hz
PTT: ON
3) LCD display: P7H,
Frequency: 145.995M Hz
PTT: ON
Sw itch to Adjustment mode
and carry out the operations
for adjustment item G.
(Refer to page 30)
4)LCD display: P7L,
Frequency: 144.000M Hz
PTT: ON
M id pow er 5) LCD display: P7C,
Frequency: 145.000M Hz
PTT: ON
38
ADJUSTM ENT
M easurement
Test equipment
SSG
(E, E3) Oscilloscope
Distortion meter
(K, K2, M , M 2) AF V.M
SSG
(E, E3) Am meter
(K, K2, M , M 2)
(E, E3)
(K, K2, M , M 2)
M easurement
Test equipment
DC pow er supply
DVM
Pow er meter
Am meter
Unit Terminal Unit Parts
TX-RX ANT
(A/3) SP
Unit Terminal Unit Parts
TX-RX B
(A/3) GND
ANT Encoder
[M ENU]
Encoder
[M ENU]
Encoder
[M ENU]
Encoder
[M ENU]
Encoder
[M ENU]
Adjustment
Specifications/
Remarks
M ethod
Check 400mW or more
Check 80mA or less
400mA or less
Adjustment
Specifications/
Remarks
M ethod
Note: Do not
use the DC IN
terminal.
Write 4.8W ±0.05W
2.0A or less
Write
Write
Write 1.5W ±0.05W
1.4A or less
Write