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TABLE OF CONTENTS
IMPORTANT .............................................................. i
EXPLICIT DEFINITIONS ........................................... i
PRECAUTIONS ......................................................... i
SUPPLIED ACCESSORIES ...................................... i
1 TABLE OF CONTENTS ....................................... 1
2 PANEL DESCRIPTION ................................... 2 – 6
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Front panel ........................................................ 2
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Function display ................................................. 5
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Rear panel ......................................................... 6
3 INSTALLATION AND CONNECTIONS ......... 7 – 10
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Grounding .......................................................... 7
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Receiver stand ................................................... 7
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Optional bracket and carrying handle ................ 7
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Connections ...................................................... 8
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Antenna connection ........................................... 9
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Tape recorder connections ................................ 9
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Transceive function ............................................ 9
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FSK and AFSK (SSTV) connections ............... 10
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Connecting to a PC ......................................... 10
4 FREQUENCY SETTING .............................. 11 – 13
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Read me first ................................................... 11
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Using the keypad ............................................. 11
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Frequency setting ............................................ 12
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Dial lock function ............................................. 13
5 RECEIVE FUNCTIONS ............................... 14 – 20
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Mode selection ................................................ 14
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Squelch and RF gain ....................................... 14
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Twin PBT operation ......................................... 15
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Noise blanker ................................................... 15
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Preamp ............................................................ 16
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Attenuator ........................................................ 16
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AGC time constant .......................................... 16
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Antenna selection ............................................ 16
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CW reverse mode ............................................ 17
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CW pitch control .............................................. 17
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RTTY reverse mode ........................................ 17
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Filter selection ................................................. 18
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Filter set mode ................................................. 19
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Optional noise reduction function .................... 20
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Optional auto notch function ............................ 20
6 MEMORY OPERATION ............................... 21 – 24
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Memory channels ............................................ 21
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Memory channel selection ............................... 21
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Memory channel programming ........................ 22
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Frequency transferring .................................... 23
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Memory names ................................................ 24
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Memory clearing .............................................. 24
7 SCANS ........................................................ 25 – 27
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Scan types ....................................................... 25
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Preparation ...................................................... 25
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Programmed scan operation ........................... 26
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Memory/select memory scan operation .......... 26
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Setting select memory channels ..................... 26
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Priority watch operation ................................... 27
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Auto memory write scan operation .................. 27
8 CLOCK AND TIMERS ................................. 28 – 29
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Setting the current time ................................... 28
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Setting power-on time ...................................... 28
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Setting power-off time ...................................... 29
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Setting sleep timer period ................................ 29
9 SET MODE .................................................. 30 – 33
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Set mode description ....................................... 30
10 OPTION INSTALLATIONS ....................... 34 – 35
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Opening the receiver’s case ............................ 34
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CR-282
HIGH STABILITY CRYSTAL UNIT
.......... 34
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UT-102
VOICE SYNTHESIZER UNIT
.................. 34
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UT-106
DSP UNIT
............................................. 35
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Optional IF filters ............................................. 35
11 MAINTENANCE ........................................ 36 – 37
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Troubleshooting ............................................... 36
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Resetting the CPU ........................................... 36
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Fuse replacement ............................................ 37
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Clock backup battery replacement .................. 37
12 SPECIFICATIONS ........................................... 38
13 OPTIONS ......................................................... 39
14 CONTROL COMMAND ............................ 40 – 43
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Remote jack (CI-V) information ....................... 40
