KSR1 VELLEMAN
2
9
1 gear
36T/14T
(green)
23
3
screw (3 x 18mm)
10
2 nylon
pad
24
1
screw (3 x 20mm)
11
2
rubber ring (Ø30 x 3mm)
25
4 M2
nut
12
1
rubber ring (Ø15 x 2.5mm)
26
4 M3
nut
13
1
front wheel (Ø20mm)
27
3
hex post (M3 x 10mm)
14
2
rear wheel (Ø32mm)
28
1
round post (Ø3 x 6mm)
4. Assembly
a) 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.
Colour Code
Quantity
Part ID
Descr. Colour Code Quantity
R10/11
15
Ω
brown 2
R6
22K red 1
R8/9
220
Ω
red 2
R4
47K yellow 1
R1
1K brown 1
R13
100K brown 1
R2
2.2K red 1
R7
1M brown 1
R5/12
3.3K orange 2
R3
2.7M red 1
Mount the capacitors, transistors, VR, mic, slide switch and pins next. Consult the table below :
Part ID
Description
Quant.
C1
223 ceramic capacitor
1
C2
47uf electrolytic capacitor
1
C3
1uf electrolytic capacitor
1
TR4/8
transistor 8050
2
TR3/7
transistor 8550
2
TR1/2/5/6/9
transistor C945 or (1815)
5
VR
VR 100K
1
Fig. 2