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4-9g
(Replacement page)
July 2019
The underlined parts have been updated from the previous version of the addendum, or the original page.
4-4 RECEIVER ADJUSTMENTS (CONTINUED)
1) Select an adjustment item using the mouse cursor or [↑]/[↓] on the PC’s keyboard.
2) Set or modify the adjustment value as specified using [←]/[→] on the PC’s keyboard, and then push [ENTER].
ADJUSTMENT
ADJUSTMENT SETUP
OPERATION
ADJUSTMENT
ITEM/POINT
VALUE
SQUELCH (AM)
~Adjustment~
1
•
CH No.: [AM Mid]
•
Receiving
•
Connect the standard signal
generator (SSG) to the
antenna connector, and set
it to:
Frequency: 127.500 MHz
Level*:
0 dBμV
(‒107 dBm)
Modulation: 1 kHz
Deviation: 30%
[F3]
(Adjustment screen)
To the value so
that the squelch
just opens.
~Verification~
2
•
Set the frequency step in the
settings menu to 25 kHz.
•
Receiving
Set the SSG to:
Level*:
‒
3 dBµV
(
‒
110 dBm)
‒
Squelch closed
3
Set the SSG to:
Level*:
2 dBµV
(
‒
105 dBm)
Squelch
opened
4
•
Set the frequency step in the
settings menu to 8.33 kHz.
•
Receiving
Set the SSG to:
Level*:
11 dBµV
(
‒
96 dBm)
For only IC-A210/
IC-A220:
SQUELCH (FM)
~Adjustment~
1
•
CH No.: [FM High]
•
Receiving
•
Connect the standard signal
generator (SSG) to the
antenna connector, and set
it to:
Frequency: 163.275 MHz
Level*:
3 dBμV
(‒104 dBm)
Modulation: 1 kHz
Deviation: 30%
[F4]
(Adjustment screen)
To the value so
that the squelch
just opens.
~Verification~
2
Set the SSG to:
Level*:
0 dBµV
(
‒
107 dBm)
‒
Squelch closed
3
Set the SSG to:
Level*:
5 dBµV
(
‒
102 dBm)
Squelch
opened
RX AUDIO
DISTORTION
AND FLOWING
CURRENT
~Verification~
1
•
CH No.: [AM Mid]
•
Receiving
•
Connect the distortion meter
to the external speaker line
with the 4
Ω
load.
•
Connect the ammeter
between the transceiver and
the power source.
•
Connect the standard signal
generator (SSG) to the
antenna connector, and set
it to:
Frequency: 127.500 MHz
Level*:
54 dBμV
(
‒
53 dBm)
Modulation: 1 kHz
Deviation: 85%
•
Set the volume so that the
distortion meter shows
4.47 V (5 W).
‒
Less than 10%
of distortion
2
Set the volume level to the
maximum level.
‒
Less than 4 A
3
•
Stand-by (squelched)
Set the SSG to:
Level: OFF
Less than 0.8 A
Continued on the next page…
*The output level of the standard signal generator (SSG) is indicated at the load end (PD).