18
Alignment
Press the
SUB
button to activate the SUB band internal
alignment routine.
The alignment frequency will automatically be set to
435.100 MHz (USA Version: 440.100 MHz) on the SUB
band.
SUB Band Alignment
430 MHz Band Alignment
Squelch Hysteresis Adjustment
(
HIS SQL
)
H
Rotate the
DIAL
for minimum squelch hysteresis. Press
the
V/M
button, then rotate the
DIAL
to select the next
setting.
Squelch Preset Threshold
(
THLD SQL
)
H
Inject a –13.0 dBµ RF signal (1 kHz tone @ ±3.5 kHz
deviation), then press the
V/M
button, then press the
MON/F
button twice. Press the
V/M
button, then rotate
the
DIAL
to select the next setting.
Squelch Preset Tight
(
TIGH SQL
)
H
Adjust the generator level to –6.0 dBµ, then press the
V/M
button, then press the
MON/F
button twice. Press the
V/M
button, then rotate the
DIAL
to select the next setting.
S-Meter S-1 Adjustment
(
S1 LEVEL
)
H
Adjust the generator level to –7.0 dBµ (1 kHz tone @
±3.5 kHz deviation), then press the
V/M
button, then
press the
MON/F
button twice. Press the
V/M
button, then
rotate the
DIAL
to select the next setting.
S-Meter Full-Scale Adjustment
(
S9 LEVEL
)
H
Adjust the generator level to +20 dBµ (1 kHz tone @
±3.5 kHz deviation), then press the
V/M
button, then
press the
MON/F
button twice. Press the
V/M
button.
Press the
BAND
button to activate the 50 MHz SUB band
internal alignment routine.
The alignment frequency will automatically be set to
52.100 MHz.
50 MHz SUB Band Alignment
Squelch Hysteresis Adjustment
(
HIS SQL
)
H
Rotate the
DIAL
for minimum squelch hysteresis. Press
the
V/M
button, then rotate the
DIAL
to select the next
setting.
Squelch Preset Threshold
(
THLD SQL
)
H
Inject a –13.0 dBµ RF signal (1 kHz tone @ ±3.5 kHz
deviation), then press the
V/M
button, then press the
MON/F
button twice. Press the
V/M
button, then rotate
the
DIAL
to select the next setting.
Squelch Preset Tight
(
TIGH SQL
)
H
Adjust the generator level to –4.0 dBµ, then press the
V/
M
button, then press the
MON/F
button twice. Press the
V/M
button, then rotate the
DIAL
to select the next set-
ting.
S-Meter S-1 Adjustment
(
S1 LEVEL
)
H
Adjust the generator level to –7.0 dBµ (1 kHz tone @
±3.5 kHz deviation), then press the
V/M
button, then
press the
MON/F
button twice. Press the
V/M
button, then
rotate the
DIAL
to select the next setting.
S-Meter Full-Scale Adjustment
(
S9 LEVEL
)
H
Adjust the generator level to +19 dBµ (1 kHz tone @
±3.5 kHz deviation), then press the
V/M
button, then
press the
MON/F
button twice. Press the
V/M
button.
Press the
BAND
button to activate the 144 MHz SUB band
internal alignment routine.
The alignment frequency will automatically be set to
145.100 MHz (USA Version: 146.100 MHz).
144 MHz SUB Band Alignment
Squelch Hysteresis Adjustment
(
HIS SQL
)
H
Rotate the
DIAL
for minimum squelch hysteresis. Press the
V/M
button, then rotate the
DIAL
to select the next setting.
Squelch Preset Threshold
(
THLD SQL
)
H
Inject a –15.0 dBµ RF signal (1 kHz tone @ ±3.5 kHz
deviation), then press the
V/M
button, then press the
MON/F
button twice. Press the
V/M
button, then rotate
the
DIAL
to select the next setting.
Squelch Preset Tight
(
TIGH SQL
)
H
Adjust the generator level to –6.0 dBµ, then press the
V/M
button, then press the
MON/F
button twice. Press the
V/M
button, then rotate the
DIAL
to select the next setting.
S-Meter S-1 Adjustment
(
S1 LEVEL
)
H
Adjust the generator level to –7.0 dBµ (1 kHz tone @
±3.5 kHz deviation), then press the
V/M
button, then
press the
MON/F
button twice. Press the
V/M
button, then
rotate the
DIAL
to select the next setting.
S-Meter Full-Scale Adjustment
(
S9 LEVEL
)
H
Adjust the generator level to +19 dBµ (1 kHz tone @
±3.5 kHz deviation), then press the
V/M
button, then
presses the
MON/F
button twice. Press the
V/M
button.
This completes the internal alignment routine for all bands.
To save all settings and exit, press the
HM/RV
button.
Содержание VX-7R
Страница 5: ...5 Block Diagram ...
Страница 6: ...6 Interconnection Diagram ...
Страница 21: ...21 RF Unit Lot 4 Circuit Diagram ...
Страница 35: ...35 AF Unit Lot 3 Circuit Diagram ...
Страница 37: ...37 AF Unit Lot 4 Circuit Diagram ...
Страница 47: ...47 CNTL Unit Lot 3 Circuit Diagram ...
Страница 49: ...49 CNTL Unit Lot 4 Circuit Diagram ...
Страница 58: ...58 CNTL Unit Note ...
Страница 63: ...63 Note ...