5 - 3
5-2 SOFTWARE ADJUSTMENTS (TRANSMITTING AND RECEIVING)
REFERENCE
FREQUENCY
[Fr]
REFERENCE
VOLTAGE
[rE]
VHF
OUTPUT
POWER
(High)
[PO]
(Middle)
[PO+MID]
(Middle-Low)
[PO+MID+LOW]
(Low)
[PO+LOW]
PROTECT
VOLTAGE
[PU]
FREQUENCY
DEVIATION
(Analog)
[dE]
DIGITAL VCO
DEVIATION
[dE+DIGITAL]
DTCS WAVE
FORM
[dt]
1
1
1
2
3
4
1
1
1
1
• Operating frequency : 146.0 MHz
• Loosely couple a frequency counter to the antenna
connector on the rear panel.
• Transmitting
• Operating frequency : 146.0 MHz
• Receiving
• Operating frequency : 146.0 MHz
• Connect an RF power meter to the antenna connector.
• Transmitting
• Operating frequency : 146.0 MHz
• Transmitting
• Operating frequency : 146.0 MHz
• Transmitting
• Operating frequency : 146.0 MHz
• Transmitting
• Operating frequency : 146.0 MHz
• [High]/[Low] switch : High
• Connect an RF power meter to the antenna connector.
• Transmitting
• Operating frequency : 146.0 MHz
• IF bandwidth : Wide
• Connect an audio generator to the [MIC] jack and set
as : 1 kHz/80 mV rms
• Connect an FM deviation meter to the antenna con-
nector and set as :
HPF : OFF
LPF : 20 kHz
De-emphasis : OFF
Detector : (P–P)/2
• Transmitting
• Operating frequency : 146.0 MHz
• IF bandwidth : Wide
• No audio signal is applied to the [MIC] jack.
• Connect an FM deviation meter to the antenna con-
nector and set as :
HPF : OFF
LPF : 20 kHz
De-emphasis : OFF
Detector : (P–P)/2
• Transmitting
• Operating frequency : 146.0 MHz
• IF bandwidth : Wide
• No audio signal is applied to the [MIC] jack.
• DTCS code : 023
• Set an FM deviation meter as:
HPF : OFF
LPF : 20 kHz
De-emphasis : OFF
Detector : (P–P)/2
• Transmitting
• Turn the [DIAL] to set to 146.0000 MHz.
• Push the [S.MW] key.
• Push the [S.MW] key.
• Turn the [DIAL] to set the VHF high power to 67 W.
• Push the [S.MW] key.
•
Turn the [DIAL] to set the VHF middle power to 25 W.
• Push the [S.MW] key.
• Turn the [DIAL] to set the VHF low power to 10 W.
• Push the [S.MW] key.
• Turn the [DIAL] to set the VHF low power to 5 W.
• Push the [S.MW] key.
• Push the [S.MW] key while transmitting.
• Turn the [DIAL] to set to ±4.6 kHz.
• Push the [S.MW] key after finish adjustment.
• Turn the [DIAL] to set to ±1.25 kHz.
• Push the [S.MW] key after finish adjustment.
• Turn the [DIAL] to set to flat wave form as shown
below.
• Push the [S.MW] key after finish adjustment.
ADJUSTMENT ADJUSTMENT CONDITION OPERATION
