R28
100k
R29
56k
R30
1kT
or thru-hole
R31
10k
R32
15k
R33
220R
R34
100k
R35
47k
R36
1k
R37
10k
R38
39k
R39
10k
R40
100k
R41
180k
R42
180k
R43
100k
R44
10k
R45
10k
R46
100k
R47
150k
R48
100k
R49
100k
R50
100k
R51
100k
R52
470k
R53
2k7
R54
200k
R55
2k2
R56
33k
R57
27k
R58
2k2
R59
33k
R60
56k
R61
56k
R62
100k
R63
100R
R64
100R
R65
62k
R66
100k
R67
15k
R68
100R
R69
100R
R70
100k
R71
150k
R72
1k
R73
100k
R74
8k2
R75
1k
R76
470R
R77
12k
R78
62k
R79
2K7
R80
1K
R81
1K
R82
1K
R83
1K
R84
470K
R85
470k
R86
15k
R87
330R
R88
2K7
R89
1K
R90
1K
R91
12k
R92
100k
R93
47k
R94
47k
R95
1K
R96
12k
R97
47k
R98
30k
R99
47k
R100
470R
R101
470R
R102
220k
R103
68k
R104
10K
R105
10K
R106
100k
R107
330k
R108
1k
R109
100k
R110
47k
R111
47k*
R112
10k*
R113
22k
R114
220k
R115
2K2
R116
1K
R117
10k
R118
10k
R119
10k
R120
15k
R121
10k
R122
15k
R123
2k2
R124
47k
R125
220k
R126
1k
R127
100k
R128
100k
R129
100k
R130
100k
R131
100k
R132
100k
R133
1k
R134
100k
R135
1k
R136
1k
R137
1k
Summary of Contents for Null-A2
Page 8: ......
Page 9: ...Small mod required for R148 ...
Page 11: ...Board close ups Top right ...
Page 12: ...Bottom right ...
Page 13: ...Top middle ...
Page 14: ...bottom middle ...
Page 15: ...Top left ...
Page 16: ...Bottom left ...
Page 17: ...SCHEMATICS ...
Page 18: ......
Page 19: ......
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