Kenwood TH-D72A Service Manual page 52

TH-D72A/D72E
Item Condition
12. DTMF 1) Frequency: 146.100MHz K
Deviation
Check [7.4V] Linear detector (FM p-p/2)
LPF: 15kHz
HPF: OFF
De-emphasis: OFF
Transmission
13. Protection 1) Frequency: 146.100MHz K
Check [7.4V]
ANT: Open
Transmission
14. MIC Sensi- 1) Frequency: 146.100MHz K
tivity
Linear detector (FM p-p/2)
LPF: 15kHz
HPF: OFF
De-emphasis: OFF
AG: 1kHz/8mV
Transmission
Receiver Section
Item Condition
1. RX BPF Switch to Service Setup mode
Tune Write and carry out the operations for
item M.
• A-Band 1) Frequency: 136.05MHz
SSG: (–100dBm) 2.2µV
Mode: FM (3kHz)
AF VR: 0.63V/8Ω
2) Frequency: 145.95MHz
SSG: (–100dBm) 2.2µV
3) Frequency: 173.95MHz
SSG: (–100dBm) 2.2µV
4) Frequency: 410.05MHz
SSG: (–100dBm) 2.2µV
5) Frequency: 439.95MHz
SSG: (–100dBm) 2.2µV
6) Frequency: 469.95MHz
SSG: (–100dBm) 2.2µV
52
ADJUSTMENT
Measurement
Test-
equipment
AG
145.100MHz E AF V.M
Power
meter
Ammeter
Linear
detector
Oscillo-
scope
145.100MHz E
444.100MHz K
435.100MHz E
Linear
145.100MHz E detector
444.100MHz K Power
435.100MHz E meter
Oscillo-
scope
AG
Measurement
Test-
equipment
SSG
Oscillo-
scope
Distortion
meter
AF V.M
Adjustment
Unit Terminal Unit Parts
ANT
MIC
ANT
Adjustment
Unit Terminal Unit Parts
ANT Tuning
SP control
[ ]
Specifi cations / Remarks
Method
Check 2.0kHz~4.2kHz
2.38A or less
Check 2.2kHz~3.6kHz
Specifi cations / Remarks
Method
Press [MONI] key Max RSSI value
for writing.