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5 - 5
SOFTWARE ADJUSTMENT (continued)
ADJUSTMENT
ITEM
ADJUSTMENT CONDITION
DISPLAY
OPERATION
FREQUENCY
DEVIATION
[DE] (FM: VHF)
1
• Operating freq. : 145.000 MHz [EXP]
146.000 MHz [USA]
• Connect an audio generator to the mi-
crophone connector and set as:
:
1 kHz/20 mV [EXP]
1 kHz/80 mV [USA]
• Connect a modulation analyzer and set as:
HPF
:
OFF
LPF
:
20
kHz
De-emphasis
:
OFF
Detector
:
(P-P)/2
• Transmitting
• Rotate [DIAL] to set to 4.3 kHz.
• Push [BAND].
[DE] (DV: VHF) 2
• Operating freq. : 145.000 MHz [EXP]
146.000 MHz [USA]
• Set an audio generator as:
2.4 kHz/130 mV
• Transmitting
• Rotate [DIAL] to set to 1.2 kHz.
• Push [BAND].
[DE] (FM: UHF) 1
• Operating freq. : 435.000 MHz [EXP]
445.000 MHz [USA]
• Set an audio generator as:
:
1 kHz/20 mV [EXP]
1 kHz/80 mV [USA]
• Transmitting
• Rotate [DIAL] to set to 4.4 kHz.
• Push [BAND].
[DE] (DV: UHF) 2
• Operating freq. : 435.000 MHz [EXP]
445.000 MHz [USA]
• Set an audio generator as:
2.4 kHz/130 mV
• Transmitting
• Rotate [DIAL] to set to 1.2 kHz.
• Push [BAND].
DTCS WAVE
FORM
[DT] (FM)
1
• Operating freq. : 145.000 MHz [EXP]
146.000 MHz [USA]
• No audio signal is applied to the micro-
phone connector.
• Connect a modulation analyzer with os-
cilloscope and set as:
HPF
:
OFF
LPF
:
20
kHz
De-emphasis
:
OFF
Detector
:
(P-P)/2
• Transmitting
• Rotate [DIAL] to set to fl at wave form
as shown below.
• Push [BAND].
2
• Operating freq. : 435.000 MHz [EXP]
445.000 MHz [USA]
• Transmitting
DIGITAL
MODULATION
[DT] (DV)
1
• Operating freq. : 145.000 MHz [EXP]
146.000 MHz [USA]
• Connect an audio generator to the mi-
crophone connector and set as:
10 Hz/250 mV
• Connect a modulation analyzer and set as:
HPF
:
OFF
LPF
:
20
kHz
De-emphasis
:
OFF
Detector
:
(P-P)/2
• Transmitting
• Rotate [DIAL] to set to 1.2 kHz.
• Push [BAND].
2
• Operating freq. : 435.000 MHz [EXP]
445.000 MHz [USA]
• Transmitting
Set to flat wave
form