3
ADJUSTMENT
TRANSCEIVER’S
CONDITION
OPERATION
ADJUSTMENT
ITEM
VALUE
PLL LOCK
VOLTAGE
(VERIFICATION)
1 • Channel : 16
• Receiving
1) Connect an RF power meter (or a
dummy load) to the antenna connector.
2) Verify that the lock voltage is in the
specified range on the "I/O check
window" (see the illust below).
[LVIN]
(I/O check
window)
2.0 V ±0.5 V
(Verify)
2 • Channel : 16
• TX power : Low
• Transmitting
1.9 V ±0.5 V
(Verify)
REFERENCE
FREQUENCY
1 • Channel : 16
• TX power : Low
• Transmitting
1) Connect an RF power meter (or a
dummy load) to the antenna connector.
2) Loose couple a frequency counter to
the antenna connector.
3) Adjust the TX frequency.
[Ref. Freq.]
156.8000 MHz
(±100 Hz)
2 FREQUENCY ADJUSTMENTS
Select an adjustment item using [
↑
] / [
↓
], and then set to the specifi ed value using [
←
] / [
→
] on the connected PC’s keyboard.
• I/O Check window
(The values shown above are exsample only.
Each transceiver has own values.)
Lock voltage is displayed here.
(Additional page)
July 2013
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