ICOM IC-703 Manuale Utente
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3 BASIC OPERATION ……………………17–26
■When first applying power (CPU resetting)…… 17
DM1 display selection ………………………… 17
■Initial settings …………………………………… 17
■VFO description ………………………………… 18
D
The differences between VFO and
memory mode ………………………………… 18
memory mode ………………………………… 18
■Frequency setting ……………………………… 19
■Operating mode selection ……………………… 23
■Volume setting…………………………………… 23
■Squelch and receive (RF) sensitivity ………… 24
■Dial lock function………………………………… 25
■Basic transmit operation ……………………… 25
DTransmitting …………………………………… 25
DMaximum output power ……………………… 25
DSetting output power ………………………… 26
DSetting microphone gain……………………… 26
4 RECEIVE AND TRANSMIT …………… 27–45
■Operating SSB…………………………………… 27
DConvenient functions for receive …………… 27
DConvenient functions for transmit …………… 27
■Operating CW …………………………………… 28
DConnections for CW ………………………… 28
DCW operation ………………………………… 29
DConvenient functions for receive …………… 30
DConvenient functions for transmit …………… 30
DCW reverse mode …………………………… 30
DCW pitch control ……………………………… 31
DElectronic CW keyer ………………………… 31
DCW side tone function………………………… 32
DKeyer set mode ……………………………… 32
■Memory keyer functions………………………… 33
DMemory keyer send menu …………………… 34
DEditing a memory keyer ……………………… 35
DContest number set mode …………………… 36
DMemory keyer set mode……………………… 37
■Operating RTTY ………………………………… 38
DConnections for RTTY (FSK)………………… 38
DRTTY (FSK) operation ……………………… 38
DConvenient functions for receive …………… 39
DRTTY reverse mode ………………………… 39
DPresetting for RTTY ………………………… 40
DRTTY tone set mode ………………………… 40
■Operating AM …………………………………… 41
DConvenient functions for receive …………… 41
DConvenient functions for transmit …………… 41
■Operating FM …………………………………… 42
DConvenient functions for receive …………… 42
DConvenient functions for transmit …………… 42
DTone squelch operation ……………………… 43
DTone scan operation ………………………… 43
DFM tone set mode …………………………… 44
■Repeater operation……………………………… 45
5 FUNCTION FOR RECEIVE …………… 46–50
■Simple band scope ……………………………… 46
■Preamp and attenuator ………………………… 46
■RIT function ……………………………………… 47
■IF shift function ………………………………… 47
■Noise blanker …………………………………… 48
DNoise blanker level set mode ……………… 48
■AGC time constant ……………………………… 48
■Optional filter selection ………………………… 49
■Peak meter hold ………………………………… 50
■DSP Functions (may require an optional unit
depending on version) ………………………… 50
DANF (Automatic Notch Filter) function ……… 50
DANF (Automatic Notch Filter) function ……… 50
DNR (Noise Reduction) function ……………… 50
6 FUNCTION FOR TRANSMIT …………… 51–55
■Split frequency operation ……………………… 51
DQuick split function …………………………… 52
■Meter selection ………………………………… 52
■VOX operation…………………………………… 53
DVOX set mode ………………………………… 53
■Speech compressor …………………………… 54
DCompression level set mode ………………… 54
■SWR………………………………………………… 55
DMeasuring SWR ……………………………… 55
7 MEMORY OPERATION ………………… 56–60
■Memory channels ……………………………… 56
■Memory channel selection……………………… 56
■Memory programming ………………………… 57
■Memory clearing ………………………………… 58
■Frequency transferring ………………………… 58
■Memory names ………………………………… 59
■Memo pads ……………………………………… 60
8 SCAN OPERATION
…………………… 61–63
■Scan types ……………………………………… 61
■Preparation ……………………………………… 61
■Programmed scan operation…………………… 62
■Memory scan operation ………………………… 62
■Select memory scan operation ………………… 63
■Priority watch …………………………………… 63
9 ANTENNA TUNER OPERATION……… 64–66
■Antenna tuner operation ……………………… 64
DInternal antenna tuner………………………… 64
DTuner operation ……………………………… 64
DOptional external tuner operation …………… 65
DOptional AT-180
AUTOMATIC ANTENNA TUNER
operation ……… 65
DOptional AH-4
AUTOMATIC ANTENNA TUNER
operation ……… 66
TABLE OF CONTENTS