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4-18
ADJUSTMENT
TRANSCEIVER’S
CONDITION
OPERATION
ADJUSTMENT
ITEM
VALUE
RX SIGNAL-TO-
NOISE RATIO
- Verification -
Narrow
(Band low)
1 • CH No.: 41
• Receiving
• Connect the SSG to the antenna
connector, and set it as:
Frequency:
[400~470 MHz versions]
400.050 MHz
[450~512/520 MHz versions]
450.050 MHz
Level
†
:
+60 dBµ (–47 dBm)
Modulation: 1 kHz
Deviation:
±1.5 kHz
• Connect the distortion meter and
external speaker to [SP] through
the JIG cable 2.
• Adjust the AF volume so that the
distortion meter shows the AF
output level to 0.2 W (1.26 V).
• Toggle the SSG modulation ON
and OFF.
–
More than 34 dB
(Band center)
2 • CH No.: 42
• Receiving
• Set the SSG as:
Frequency:
[400~470 MHz versions]
435.050 MHz
[450~512/520 MHz versions]
485.050 MHz
(Band high)
3 • CH No.: 43
• Receiving
• Set the SSG as:
Frequency:
[400~470 MHz versions]
469.950 MHz
[450~512/520 MHz versions]
519.950 MHz
Wide*
3
(Band low)
4 • CH No.: 44
• Receiving
• Set the SSG as:
Frequency:
[400~470 MHz versions]
400.050 MHz
[450~512/520 MHz versions]
450.050 MHz
Deviation:
±3.0 kHz
More than 40 dB
(Band center)
5 • CH No.: 45
• Receiving
• Set the SSG as:
Frequency:
[400~470 MHz versions]
435.050 MHz
[450~512/520 MHz versions]
485.050 MHz
(Band high)
6 • CH No.: 46
• Receiving
• Set the SSG as:
Frequency:
[400~470 MHz versions]
469.950 MHz
[450~512/520 MHz versions]
519.950 MHz
Continued on the next page…
*
3
No verification is necessary for [USA].
†
The output level of the standard signal generator (SSG) is measured at the load end (PD).
4-4 RECEIVE ADJUSTMENTS (CONTINUED)
1) Select an adjustment item using [↑]/[↓]/[←]/[→] on the PC’s keyboard.
2) Set or modify the adjustment value as specified using [Space]/[Back Space] on the PC’s keyboard.