Ranger RCI-6900F HP, Руководство пользователя

Страница: 16 / 41

- 16 -
ITEM U.U.T. SETTING ADJUST
POINT
MEASUREMENT
AM Sensitivity Set radio to Fr. Pool 2, CH 19 AM RX mode.
Set RF Gain Fully Clockwise.
Set SQ Fully Counter Clockwise.
Set VOL Control at 2 o’clock.
Set NB/ANL/OFF switch to OFF position.
Connect RF SG to antenna jack
Frequency 28.915 MHz, 1uV. Mod 30%.
Set radio to Fr. Pool 6, CH 40 AM RX mode.
RF SG setting 29.655 MHz.
Set radio to Fr. Pool 1, CH 1 AM RX mode.
RF SG setting 28.245 MHz.
L2,3,5,6,7,8,
9,10
L5,L6
L5,L6
Audio output > 2V
S/N > 10 dB.
For Balance between
CH 1 and CH 40.
USB Sensitivity Set radio to Fr. Pool 2, CH19 USB RX mode.
Set VOL Control Fully Clockwise.
RF SG setting 28.916 MHz, 0.5uV. Mod off.
L11,L12
Audio Output
>
2V
S/N > 10dB.
LSB Sensitivity Set radio to Fr. Pool 2, CH19 LSB RX mode.
Set VOL Control Fully Clockwise.
RF SG setting 28.914 MHz, 0.5uV. Mod off.
L11,L12
Audio Output
>
2V
S/N >10db.
FM Distortion Set radio to Fr. Pool 2, CH 19 FM RX mode.
Set MODE switch to FM mode.
RF SG setting 28.915 MHz, 1mV. Mod 3KHz.
L4 Audio output > 3V
Distortion < 10%
NB Adjust Set radio to Fr. Pool 2, CH 19 AM RX mode
RF SG setting 28.915 MHz, 100uV. Mod off.
Set NB/ANL/OFF switch to NB/ANL
position.
Connect Voltmeter to TP1.
L1 DC Voltage to max.
( > 2.0V )
AM Squelch Set radio to Fr. Pool 2, CH 19 AM RX mode.
Set SQ Control Fully Clockwise.
RF SG setting 28.915 MHz, 1 mV. Mod 30%.
VR4 Slowly Adjust very slowly
until squelch just
open
SSB Squelch Set radio to Fr. Pool 2, CH 19 USB RX mode.
Set SQ Control Fully Clockwise.
RF SG setting 28.915 MHz, 1 mV. Mod off.
VR3 Slowly Adjust very slowly
until squelch just
open
AM S/RF Meter
AM S-Meter Set radio to Fr. Pool 2, CH 19 AM RX mode.
Set SWR/S/RF switch to S/RF position.
RF SG setting 28.915 MHz, 100uV. Mod 30%.
VR1 Meter needle to S9
on the S scale
SSB S-Meter
Set radio to Fr. Pool 2, CH 19 USB RX mode.
Set SWR/S/RF switch to S/RF position.
RF SG setting 28.916 MHz, 100uV. Mod off.
VR2 Meter needle to S9
on the S scale
Figure 4-1 Transmitter test setup