Kenwood NX-740H(V) Service Manual page 26

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Item
Condition
4. Low
1) Test CH : Low, Low',
Transmit
Center, High', High
Power
( 5 point )
2) Battery Terminal voltage :
13.6V
3) PTT ON ( Transmit )
5. DQT
DQT Balance 1
Balance
1) Test CH : Low, Low',
*Note 2
Center, High', High
( 5 point )
2) Deviation meter filter
LPF : 15kHz
HPF : OFF
3) PTT ON ( Transmit )
DQT Balance 2
1) Test CH : Low, Low',
Center, High', High
( 5 point )
2) Deviation meter filter
LPF : 3kHz
HPF : OFF
3) PTT ON ( Transmit )
6. Maximum
1) Test CH : Low, Low',
Deviation
Center, High', High
(Analog
( 5 point )
Narrow)
2) Deviation meter filter
LPF : 15kHz
HPF : OFF
3) PTT ON ( Transmit )
(Analog Wide) 1) Test CH : Low, Low',
Center, High', High
( 5 point )
2) Deviation meter filter
LPF : 15kHz
HPF : OFF
3) PTT ON ( Transmit )
7. Maximum
1) Test CH : Low, Low',
Deviation
Center, High', High
(NXDN Very
( 5 point )
Narrow)
2) Deviation meter filter
*Note 3
LPF : 15kHz
HPF : OFF
3) PTT ON ( Transmit )
(NXDN
1) Test CH : Low, Low',
Narrow)
Center, High', High
( 5 point )
2) Deviation meter filter
LPF : 15kHz
HPF : OFF
3) PTT ON ( Transmit )
8. CW ID
1) Test CH : Center ( 1 point )
Deviation
2) Deviation meter filter
(NXDN Very
LPF : 15kHz
Narrow)
HPF : OFF
*Note 3
3) PTT ON ( Transmit )
1-26 (No.RA028<Rev.001>)
Measurement
Test-
Unit
Terminal
equipment
Power meter
ANT
Ammeter
Deviation
ANT
Meter
Oscilloscope
Deviation
ANT
Meter
Oscilloscope
Deviation
ANT
Meter
Oscilloscope
Deviation
ANT
Meter
Oscilloscope
Deviation
ANT
Meter
Oscilloscope
Deviation
ANT
Meter
Oscilloscope
Deviation
ANT
Meter
Oscilloscope
Adjustment
Unit
Parts
Method
FPU 5.0W
FPU Make the
demodulation wave
into square wave
FPU The Deviation of
20Hz frequency is
fixed.
Change the 1kHz
adjustment value to
become the same
deviation of 20Hz
within the specified
range.
FPU 2.0kHz
(According to larger
+, -)
FPU 4.0kHz
(According to larger
+, -)
FPU 1.337kHz
FPU 3.056kHz
FPU 1.00kHz
Specifications
/Remarks
±0.5W
4.0A or less
±15Hz
±80Hz
Note :
FPU auto input
1kHz / 150mV
±80Hz
Note :
FPU auto input
1kHz / 150mV
±26Hz
±59Hz
±100Hz

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