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SOFTWARE ADJUSTMENTS (TRANSMITTING AND RECEIVING)–Continued
FREQUENCY
DEVIATION
(VHF band)
[DE]
(UHF band)
[DE]
DTCS WAVE
FORM
(VHF band)
[DE]
(UHF band)
[DE]
TRACKING
(Low band)
[Tr]
(Middle1
band)
[Tr]
1
2
3
4
1
2
1
2
3
4
5
6
7
8
• Operating frequency
: 144.0 MHz
• Connect an audio generator to the [MIC] jack and set
as
: +20 dB
• Connect an FM deviation meter to the antenna con-
nector and set as :
HPF
: 50 Hz
LPF
: 20 kHz
De-emphasis
: OFF
Detector
: (P–P)/2
• Transmitting
• Operating frequency
: 148.0 MHz
• Transmitting
• Operating frequency
: 440.0 MHz
• Transmitting
• Operating frequency
: 450.0 MHz
• Transmitting
• Operating frequency
: 146.0 MHz
• No audio signal is applied to the [MIC] jack.
• DTCS code
: 007
• Set an FM deviation meter as:
HPF
: OFF
LPF
: 20 kHz
De-emphasis
: OFF
Detector
: (P–P)/2
• Transmitting
• Operating frequency
: 445.0 MHz
• Transmitting
• Operating frequency
: 118.1 MHz
• Connect an SSG to the antenna connector and set as
Level
: 1 µV* (–107 dBm)
Modulation
: 1 kHz
Deviation
: ± 3.5 kHz
• Receiving
• Operating frequency
: 146.1 MHz
• Receiving
• Operating frequency
: 160.1 MHz
• Receiving
• Operating frequency
: 173.9 MHz
• Receiving
• Operating frequency
: 230.1 MHz
• Connect an SSG to the antenna connector and set as
Level
: 1 µV* (–107 dBm)
Modulation
: 1 kHz
Deviation
: ± 3.5 kHz
• Receiving
• Operating frequency
: 260.1 MHz
• Receiving
• Operating frequency
: 380.1 MHz
• Receiving
• Operating frequency
: 399.9 MHz
• Receiving
• Turn the [DIAL] to set to ±4.6 kHz.
• Push the [BAND] key.
• Turn the [DIAL] to set to ±4.6 kHz.
• Push the [BAND] key.
• Turn the [DIAL] to set to ±4.6 kHz.
• Push the [BAND] key.
• Turn the [DIAL] to set to ±4.6 kHz.
• Push the [BAND] key.
• Turn the [DIAL] to set to flat wave form as shown
below.
• Push the [BAND] key.
• Turn the [DIAL] to set to flat wave form as same as
VHF band.
• Push the [BAND] key.
• Push the [BAND] key.
• Push the [BAND] key.
• Push the [BAND] key.
• Push the [BAND] key.
• Push the [BAND] key.
• Push the [BAND] key.
• Push the [BAND] key.
• Push the [BAND] key.
ADJUSTMENT
ADJUSTMENT CONDITION
OPERATION
*This output level of a standard signal generator (SSG) is indicated as SSG’s open circuit.
Set to flat wave
form
Содержание IC-208H
Страница 1: ...VHF UHF FM TRANSCEIVER i208H SERVICE MANUAL ...
Страница 40: ... BOTTOM VIEW CONTROL UNIT 1 100 76 75 25 26 50 51 HV 1 4 to MAIN unit J503 J3 TDATA RDATA GND 9 2 ...
Страница 42: ...1 12 24 13 1 7 14 8 1 8 16 9 1 4 8 5 1 4 8 5 OUT VDD IC13 VGG IN OUT IC14 VDD VGG IN BOTTOM VIEW MAIN UNIT 9 4 ...
Страница 43: ...9 3 VCO BOARD TOP VIEW Mounted R127 in place of W1 USA E208 only 9 5 ...
Страница 51: ......
Страница 52: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14001HZ C1 C 2003 Icom Inc ...