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5 - 5
5-5 IDLING CURRENT ADJUSTMENT (at 13.5 V)
Select an adjustment item using
[2]
/
[8]
, then set the adjustment value as specifi ed using
[DIAL]
.
ADJUSTMENT
ADJUSTMENT
ITEM
OPERATION
VALUE
DRIVE AMP
IDLING CURRENT
[ID1]
1
1) Set the power supply voltage to 13.5 V.
(supplying from
[DC IN]
)
2) Connect an RF power meter to the antenna connector.
3) Connect a multimeter between the power supply and transceiver.
4) Set the item
[IP1]
to "00."
–
[VHF BAND]
(Hi power)
2
• While transmitting, adjust the idling current using
[DIAL]
, then
push
[BAND]
to store the adjustment value.
180–230
mA
(Mid power)
3
(Low power)
4
(S-Low power)
5
[UHF BAND]
(Hi power)
6
150–200
mA
(Mid power)
7
(Low power)
8
(S-Low power)
9
FINAL AMP
IDLING CURRENT
[IP1]
1
1) Set the power supply voltage to 13.5 V.
(supplying from
[DC IN]
)
2) Connect an RF power meter to the antenna connector.
3) Connect a multimeter between the power supply and transceiver.
–
[VHF BAND]
(Hi power)
2
• While transmitting, adjust the idling current using
[DIAL]
, then
push
[BAND]
to store the adjustment value.
700 mA
(Mid power)
3
400 mA
(Low power)
4
250 mA
(S-Low power)
5
[UHF BAND]
(Hi power)
6
900 mA
(Mid power)
7
400 mA
(Low power)
8
250 mA
(S-Low power)
9
NOTE:
When "
IDLING CURRENT
" is adjusted, "
TRANSMIT POWER
" must be re-adjusted too.