5 - 7
5-2 TRANSMIT AMPLIFIER ADJUSTMENT
(continued)
Select an adjustment item using [2]
/ [8] keys, then set the adjustment value as specifi ed using [DIAL].
ADJUSTMENT
ADJUSTMENT CONDITION
OPERATION
ADJUSTMENT
ITEM
VALUE
IDLING
CURRENT (@13.5 V)
[PREOARATION]
0
• Supply voltage : 13.5 V
(supplying from [DC IN])
1) Connect an RF Power Meter
to the antenna connector.
2) C o n n e c t a M u l t i m e t e r
between the external power
supply and transceiver.
3) Set the item [Po] to "00."
[
2Q
]
"00"
[VHF BAND]
(Hi power)
1
• Displayed freq. : "
"
• TX power
: "
*K
"
• Transmitting
• A d j u s t t h e c u r r e n t u s i n g
[DIAL], then release the PTT
and push [BAND] to store the
adjustment value.
[
KF
]
650–750
mA
(Mid power)
2
• Displayed freq. : "
"
• TX power
: "
/KF
"
• Transmitting
350–450
mA
(Low power)
3
• Displayed freq. : "
"
• TX power
: "
.QY
"
• Transmitting
200–300
mA
(S-Low power)
4
• Displayed freq. : "
"
• TX power
: "
5.1
"
• Transmitting
[UHF BAND]
(Hi power)
5
• Displayed freq. : "
"
• TX power
: "
*K
"
• Transmitting
850–950
mA
(Mid power)
6
• Displayed freq. : "
"
• TX power
: "
/KF
"
• Transmitting
350–450
mA
(Low power)
7
• Displayed freq. : "
"
• TX power
: "
.QY
"
• Transmitting
200–300
mA
(S-Low power)
8
• Displayed freq. : "
"
• TX power
: "
5.1
"
• Transmitting
To [DC IN]
JIG cable
(See the page 5-1)
13.5 V
OPC-254L
DC power supply
⊕
−
Black
White
MULTIMETER
(10 mA to 3 A)
+
−
RF POWER METER
(10 W/50
Ω)
(4
#(/
5.1
Fusese
(3A)
