Velleman projects K4040 Assembly instructions User Manual
Page 10
10
Construction
RY1 : VR05R121
RY2 : VR05R121
11. REED relays. Check the position of
the notch!
PIN 1
1
RY...
RV1 : 100K
RV2 : 100K
RV3 : 100K
RV4 : 100K
RV5 : 100K
RV6 : 100K
RV7 : 100K
RV8 : 100K
12. Resistors trimmers (vertical type)
RV...
T1 : BC547C
T2 : BC547C
T3 : BC547C
T4 : BC516
13. Transistors
REMARK: You will have two 8.2 Ohm 5W resis-
tors left over for later use.
R105 : 15
R106 : 15
R107 : 15
R108 : 15
14.
5W
resistors
R...
2mm
Check that switch 1 corresponds to pin 1.
SW2 : DS-4P
SW3 : DS-4P
15. DIP switches
1
SW...
Check the minimum voltage !
C3 :
100p/400V
C4 :
100p/400V
C5
: 22n/630V
(0.022)
C6
: 22n/630V
(0.022)
C7
: 470n
(0.47, 474)
C8
: 2n2
(222, 2200)
C9
: 22n/630V
(0.022)
C10 : 100p/400V
C11 : 22n/630V (0.022)
C12 : 22n/630V
(0.022)
C13 : 22n/630V
(0.022)
C14 : 22n/630V
(0.022)
C15 : 22n/630V
(0.022)
C16 : 2n2
(222,
2200)
C17 : 470n
(0.47, 474)
C18 : 100p/400V (101)
C19 : 22n/630V
(0.022)
C20 : 22n/630V
(0.022)
C21 : 22n/630V
(0.022)
C22 : 22n/630V
(0.022)
16. Capacitors
C...
C23 : 4µ7
C24 : 100µF / 25V
C25 : 470µF / 25V
C26 : 470µF / 25V
C27 : 470µF / 25V
C28 : 470µF / 25V
C29 : 47µF / 100V
C30 : 100µF / 100V
C31 : 47µF / 100V
C32 : 47µF / 25V
C33 : 47µF / 25V
C34 : 100µF / 25V
17. Electrolytic capacitors (check the
polarity)
C...