TABLE OF CONTENTS
5 FUNCTIONS FOR RECEIVE ........................ 44–52
■ RIT function ..................................................... 44
■ Preamp and attenuator ................................... 45
■ AGC function ................................................... 45
D AGC time constant selection ....................... 45
■ Twin PBT operation ......................................... 46
■ IF filter selection .............................................. 47
D IF filter selection .......................................... 47
D FIlter passband width setting ...................... 48
D IF fIlter shape (SSB/CW only) ..................... 48
■ Noise blanker .................................................. 49
D Noise blanker settings ................................. 49
■ Noise reduction ............................................... 50
D Noise reduction level setting ....................... 50
■ Notch function ................................................. 51
D Auto notch function ..................................... 51
D Manual notch function ................................. 51
D Manual notch filter setting ........................... 52
6
FUNCTIONS FOR TRANSMIT ..................... 53–60
■ VOX function .................................................... 53
D Adjusting the VOX function.......................... 53
D VOX set mode ............................................. 54
■ Break-in function ............................................. 55
D Semi break-in operation .............................. 55
D Full break-in operation ................................ 56
■ Speech compressor ........................................ 57
D Compression level setting ........................... 57
■ Split frequency operation ................................ 58
D Quick split function ...................................... 59
D Split lock function ........................................ 59
■Measuring SWR .............................................. 60
7
MEMORY OPERATION ................................ 61–64
■Memory channels ............................................ 61
■Memory channel selection .............................. 61
■Memory programming ..................................... 62
D Programming in VFO mode ........................ 62
D Programming in memory mode ................... 62
■Frequency copying .......................................... 63
D Copying in memory mode ........................... 63
■Memory clearing ............................................. 64
8
SCAN OPERATION ...................................... 65–66
■ Scan types ...................................................... 65
■ Preparation ...................................................... 65
■ Programmed scan operation (VFO mode) ...... 66
■ Memory scan operation (Memory mode) ........ 66
9
ANTENNA TUNER OPERATION ................. 67–69
■ Optional AT-180 automatic antenna tuner
operation ......................................................... 67
D Tuner operation ........................................... 67
D Manual tuning ............................................. 67
■ AT-180 internal switch description ................... 68
■ Optional AH-4 automatic antenna tuner
operation ......................................................... 69
D AH-4 operation ............................................ 69
10
SET MODE ................................................... 70–82
■ General ........................................................... 70
D Quick set mode operation ........................... 70
D Set mode operation ..................................... 70
■ Quick set mode ............................................... 71
■ Set mode ......................................................... 74
D Paddle operation from [MIC] connector ...... 82
11
MAINTENANCE ........................................... 83–84
■ Fuse replacement ........................................... 83
D DC power cable fuse replacement .............. 83
D Circuitry fuse replacement .......................... 83
■ Memory backup ............................................... 84
■ Resetting the CPU .......................................... 84
■ Cleaning .......................................................... 84
12
TROUBLESHOOTING .................................. 85–86
13
OPTION INSTALLATIONS ................................. 87
■ MB-116 handles installation ........................... 87
■ MB-117 carrying handle installation ............. 87
■
MB-118 mobile mounting bracket installation
.. 87
14
CONTROL COMMAND ................................ 88–91
■ Remote jack (CI-V) information ....................... 88
D CI-V connection example ............................ 88
D Data format ................................................. 88
D Command table ........................................... 89
D Band stacking register ................................ 91
D Data mode with filter width setting .............. 91
15
SPECIFICATIONS .............................................. 92
■ General ........................................................... 92
■ Transmitter ....................................................... 92
■ Receiver .......................................................... 92
16
OPTIONS ...................................................... 93–94
17
ABOUT CE ................................................... 95–96
18
BAND VOLTAGE MODIFICATION...................... 97
■ Band voltage modification ............................... 97
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