Kenwood TK-3217 Service Manual page 51

TK-3217
Receiver Section
Item Condition
1.BPF Wave (1)Center frequency
Adjust Spectrum analyzer setting analyzer
Center-f : 460MHz
Span : 200MHz
RBW : 30kHz
VBW : 30kHz
ATT
(2)High-edge frequency
Spectrum analyzer setting
Center-f : 480MHz
(3)Low-edge frequency
Spectrum analyzer setting
Center-f : 440MHz
2.Sensitivity TEST CH: Low
check
[Wide]
SSG otuput:–117 dBm(0.3µV) AF VTVM
SSG MOD:3.0kHz
[Narrow] TEST CH: Center
SSG otuput:–115 dBm(0.4µV)
SSG MOD:1.5kHz
3.SQL1 TEST CH: Center
(Threshold)
writing
[Wide] SSG otuput:–123 dBm(0.16µV)
SSG MOD:3.0kHz
[Narrow] TEST CH: Center
SSG otuput:–122 dBm(0.18µV)
SSG MOD:1.5kHz
4.SQL9 TEST CH: Center
(Tight)
writing
[Wide] SSG otuput:–117 dBm(0.3µV)
SSG MOD:3.0kHz
[Narrow] TEST CH:Center
SSG otuput:–116 dBm(0.35µV)
SSG MOD:1.5kHz
5.BATT BATT terminal voltage:5.75V DVM
Detection
Writing
50
ADJUSTMENT /
Measurement
Test equipment
Spectrum
: 5dB
SSG
Center DVM
High Oscilloscope
Low
High
Low
High
调整
Adjustment
Terminal Parts
ANT Programming
BPF Software:
KPG-100D
ANT
Programming
Software:
KPG-100D
ANT
BATT terminal
Specifications/
Remark
Method
Adjust the
REF -20.0 dBm
10 dB/ A_Write Norm B_Blank Norm -60.05 dBm
CENTER
waveform as
460 MHz
shown to the
right.
CENTER 460 MHz SPAN 200.0 MHz
∗ ∗
RBW 30 kHz VBW 30 kHz SWP 450 ms
REF -20.0 dBm
10 dB/ A_Write Norm B_Blank Norm -58.73 dBm
CENTER
480 MHz
CENTER 480 MHz SPAN 200.0 MHz
∗ ∗
RBW 30 kHz VBW 30 kHz SWP 450 ms
REF -20.0 dBm
10 dB/ A_Write Norm B_Blank Norm -58.32 dBm
CENTER
440 MHz
CENTER 440 MHz SPAN 200.0 MHz
∗ ∗
RBW 30 kHz VBW 30 kHz SWP 450 ms
Check 12dB SINAD or more
Write Squelch open
Write BATT terminal
voltage:5.75V
MKR 460 MHz
∗
ATT 5 dB
MKR 480 MHz
∗
ATT 5 dB
MKR 440 MHz
∗
ATT 5 dB