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5.
Assembly
5.1
PCB Assembly
Start the assembly by mounting the resistors. The names of all resistors are printed on the PCB. Consult the
table below:
Part ID
Descr.
15
R10/11
R8/9
220
R1
1 k
R2
2.2 k
R5/12
3.3 k
Mount the capacitors, transistors, VR, mic, slide switch and pins next. Consult the table below:
Part ID
C1
C2
C3
TR4/8
TR3/7
TR1/2/5/6/9
VR
MIC
SW
M+
M-
5.2
Gearbox Assembly
Fig. 3
V. 02 – 19/12/2017
KSR1
Colour
Quantity
Code
brown
2
red
2
brown
1
red
1
orange
2
Description
223 ceramic capacitor
47 µf electrolytic capacitor
1 µf electrolytic capacitor
transistor 8050
transistor 8550
transistor C945 or (1815)
VR 100 k
microphone
slide switch
Ø 1.3 mm pin
5
Part ID
Descr.
R6
22 k
R4
47 k
R13
100 k
R7
1 M
R3
2.7 M
Colour
Quantity
Code
red
1
yellow
1
brown
1
brown
1
red
1
Quant.
1
1
1
2
2
5
1
1
1
4
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