Yaesu FT-1900R, Техническое дополнение

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11
S-meter Level (S-1)
ˆ
Inject a 145.100 MHz signal at a level of –5 dBµ
(with 1 kHz modulation @±3.5 kHz deviation)
from the RF signal generator.
ˆ
Rotate the
DIAL
knob to set the alignment pa-
rameter to “
B0111 S1 B0111 S1 B0111 S1 B0111 S1 B0111 S1
.”
ˆ
Press the [
D/MR
(
MW
)] key to enable adjustment
of the “S-meter Level (S-1).”
ˆ
Press the [
D/MR
(
MW
)] key three times.
ˆ
Press the [
D/MR
(
MW
)] key.
S-meter Level (S-9)
ˆ
Inject a 145.100 MHz signal at a level of +20 dBµ
(with 1 kHz modulation @±3.5 kHz deviation)
from the RF signal generator.
ˆ
Rotate the
DIAL
knob to set the alignment pa-
rameter to “
B0111 S9 B0111 S9
B0111 S9 B0111 S9
B0111 S9
.”
ˆ
Press the [
D/MR
(
MW
)] key to enable adjustment
of the “S-meter Level (S-9).”
ˆ
Press the [
D/MR
(
MW
)] key three times.
ˆ
Press the [
D/MR
(
MW
)] key.
TX Power (High)
ˆ
Rotate the
DIAL
knob to set the alignment pa-
rameter to “
B0101 HP B0101 HP
B0101 HP B0101 HP
B0101 HP
.”
ˆ
Press the [
D/MR
(
MW
)] key to enable adjustment
of the “TX Power (High).”
ˆ
Press the
PTT
switch to activate the transmitter,
adjust the
DIAL
knob so that the RF Power Meter
reading is 50 W (±2.0W).
ˆ
Press the [
D/MR
(
MW
)] key.
TX Power (Low 3)
ˆ
Rotate the
DIAL
knob to set the alignment pa-
rameter to “
B0101 L3 B0101 L3
B0101 L3 B0101 L3
B0101 L3
.”
ˆ
Press the [
D/MR
(
MW
)] key to enable adjustment
of the “TX Power (Low 3).”
ˆ
Press the
PTT
switch to activate the transmitter,
adjust the
DIAL
knob so that the RF Power Meter
reading is 25 W (±1.5 W).
ˆ
Press the [
D/MR
(
MW
)] key.
TX Power (Low 2)
ˆ
Rotate the
DIAL
knob to set the alignment pa-
rameter to “
B0101 L2 B0101 L2
B0101 L2 B0101 L2
B0101 L2
.”
ˆ
Press the [
D/MR
(
MW
)] key to enable adjustment
of the “TX Power (Low 2).”
ˆ
Press the
PTT
switch to activate the transmitter,
adjust the
DIAL
knob so that the RF Power Meter
reading is 10 W (±1.0 W).
ˆ
Press the [
D/MR
(
MW
)] key.
TX Power (Low 1)
ˆ
Rotate the
DIAL
knob to set the alignment pa-
rameter to “
B0101 L1 B0101 L1
B0101 L1 B0101 L1
B0101 L1
.”
ˆ
Press the [
D/MR
(
MW
)] key to enable adjustment
of the “TX Power (Low 1).”
ˆ
Press the
PTT
switch to activate the transmitter,
adjust the
DIAL
knob so that the RF Power Meter
reading is 5 W (±0.5 W).
ˆ
Press the [
D/MR
(
MW
)] key.
TX Deviation
ˆ
Inject a 1 kHz, 50 mV signal from the Audio Gen-
erator.
ˆ
Rotate the
DIAL
knob to set the alignment pa-
rameter to “
B0101 dU B0101 dU
B0101 dU B0101 dU
B0101 dU
.”
ˆ
Press the [
D/MR
(
MW
)] key to enable adjustment
of the “TX Deviation.”
ˆ
Press the
PTT
switch to activate the transmitter,
adjust the
DIAL
knob so that the Deviation Meter
reading is 4.2 kHz (±0.1 kHz) (EXP version: 4.5
kHz ± 0.1 kHz).
ˆ
Press the [
D/MR
(
MW
)] key.
CTCSS TX Deviation
ˆ
Rotate the
DIAL
knob to set the alignment pa-
rameter to “
B0101 100 B0101 100 B0101 100 B0101 100 B0101 100
.”
ˆ
Press the [
D/MR
(
MW
)] key to enable adjustment
of the “CTCSS TX Deviation.”
ˆ
Press the
PTT
switch to activate the transmitter,
adjust the
DIAL
knob so that the Deviation Meter
reading is 0.6 kHz (±0.05 kHz).
ˆ
Press the [
D/MR
(
MW
)] key.
Alignment