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C148G7TL DX ALIGNMENT PROCEDURE
STEP
PRESET ТО
ADJUSTMENT
REMARKS
9
Same as Step 8,
CH
: 40
Mode
: USB
L23
Adjust for 16.0 or - 20Hz.
10
Same as Step 9,
CH
: 40
Mode
: LSB
L24
Adjust for 16.0 or - 20Hz.
11
Same as Step 1
CH
: 40
Band
: HI
L40
Adjust for 16. or - 20Hz.
12
Same as Step 11
CH
: 40
Mode
: USB
L41
Adjust for 16.9 or - 20Hz.
13
Same as Step 12
CH
: 40
Mode
: LSB
L42
Adjust for 16.9 or - 20Hz.
14
Same as Step 1
Œ
: 40
TX Mode
L47
Connect Frequency Counter to TP4 (R114).
Adjust for 10. or - 5Hz.
15
Same as Step 1
CH
: 40
Mode
: USB
L48
Connect Frequency Counter to TP5 (lead of
R39). Adjust for 10.65Hz - 0Hz.
16
Same as Step 15
CH
: 40
Mode
: LSB
L49
Adjust for 10.60Hz -5Hz.
Note:
Two TP4 are noted on Precedure.
One is R83 and the other one is R114.
9
Summary of Contents for 148GTL-DX
Page 32: ...со SO AOJ VR2 BLOCK DI AGRAM ...
Page 33: ...SCHEMATIC DIAGRAM ...
Page 41: ...Parts Layout Top View Î37 2SB525C 1 4 1 5 ...
Page 42: ...PARTS LAYOUT Top View ...
Page 43: ...ADDED PARTS MAIN PCB Bottom View PC 879AB ...
Page 44: ...COPPER PATTERN SWR PCB CH SW PCB LED PCB CD ...
Page 48: ...го w INTERNAL DIAGRAM IC s MB87I9 ...
Page 49: ...INTERNAL DIAGRAM IC s го А ...
Page 50: ...INTERNAL DIAGRAM IC s S 0 4 2 P 25 ...
Page 58: ...со го BLOCK DI AGRAM ...
Page 59: ...PB OIO SCHEMATIC DIAGRAM ...
Page 60: ...WiRING DIAGRAM 3 5 3 6 P C 881 P C 8 8 0 ...
Page 66: ...COPPER PATTERN MAIN PCB ...
Page 68: ...P B O I O ADDED PARTS MAIN PCB H fs il 8 46 ...
Page 70: ...COPPER PATTERN SUB ASSY PCB s ...
Page 71: ...PARTS LAYOUT MIC JACK 49 ...
Page 74: ...INTERNAL DIAGRAM IC s MC14008B 1 4 Cou l 13 S 4 13 S 3 11 S2 10 S 1 16 15 14 13 12 11 10 9 52 ...
Page 75: ...сл С О INTERNAL DIAGRAM IC s OSC out Г 2 out FS PO PI P2 P3 PA P5 P6 P7 P8 MC145106 ...
Page 76: ...INTERNAL DIAGRAM IC s 14 0UT4 13 I N 4 12 lN 4 11 VEE 10 IN 3 9 I N 3 8 0UT3 TA75902P 54 ...