COMPONENT
QUANTITY
COMMENTS
2 pin bipolar LED
3
5mm
LED
1
5mm
100k pot
29
1MA pot
4
MONO jacks
50
Kobiconn type
STEREO jack
1
Kobiconn type
Eurocrack power connector 1
single vactrol
1
anything okay, even DIY
10 Pin 2.54mm Single Row
Female Pin Header
13
Tayda: A-1306
40 Pin 2.54mm Single Row
Pin Header Strip
at least 4
cut into 10 pin lengths
Tayda: A-197
Passives, transistors & diodes BOM…..
GET SPARES!!!!!!
470P
1
100n
10
100p
2
10n
4
10u
41
1n
5
1u
8
220n
1
2n2
2
100k
66
100R
4
10k
26
10M
1
12k
5
150k
5
15k
7
180k
2
1k
33
1k Tempco
2
1M
4
200k
1
220k
5
220R
4
22k
5
24k
2
27k
1
2k2
14
2k7
3
2M2
3
30k
3
330k
3
330R
3
33k
4
39k
2
470k
4
470R
7
47k
17
4k7
4
4M7
3
560k
1
56k
6
62k
2
68k
1
6M8
1
8k2
1
91k
2
RL
4
BC847
26
BC857
11
LL4148
16
J108,J109,J112
or similar
3
S1JL
2
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: ......
Page 20: ......
Page 21: ......
Page 22: ......
Page 23: ......
Page 24: ......
Page 25: ......
Page 26: ......