WRT-800A (AU)
3-2-8. RF Power Output Adjustment
Equipment and Tools
DC power supply
DC output voltage :
+
1.5
±
0.1 Vdc
DC current meter
Power meter (with power sensor)
RF adjusting connector (See page 3-3.)
Switch and control setting
S301, S302, S303, S304/ RF-87 board (A-side)
WRT-800A
S301
S302
S303
S304
Channel
setting
AU66 model
_
0
1
OFF
67-01
Connections
(For connecting the DC power supply, refer to the “Prepa-
rations” on page 3-3.)
Procedure
(1) Connect the power meter (with power sensor) to the
CN401/RF-87 board (RF adjusting connector).
(2) Adjust
1
CT401 so that the power meter reading meets
the following specification.
Specification :
Power meter reading = Maximum
Adjustment :
1
CT401/RF-87 board (B side)
(3) Adjust
1
RV401 so that the power meter reading meets
the following specification.
Specification :
Power meter reading = 5.0
±
0.2 mW
Adjustment :
1
RV401/RF-87 board (B side)
3-2-9. Tone signal Adjustment
Equipment and Tools
DC power supply
DC output voltage :
+
1.5
±
0.1 Vdc
DC current meter
Frequency counter
Spectrum analyzer
Modulation analyzer
RF adjusting connector (See page 3-2.)
1. Frequency deviation adjustment
Connections
(For connecting the DC power supply, refer to the “Prepa-
rations” on page 3-3.)
Switch and control setting
S301, S302, S303, S304/ RF-87 board (A-side)
WRT-800A
S301
S302
S303
S304
Channel
setting
AU66 model
_
0
1
OFF
67-01
3-8
RF adjusting connector
SMA-BNC
conversion connector
RF-87 Board
(B side)
AU-258 Board
(A side)
Spectrum analyzer
1
RV103
RF adjusting connector
Power sensor
SMA-BNC
conversion connector
Power meter
RF-87 Board
(B side)
AU-258 Board
(A side)
1
1
RV401
CT401
