Velleman projects K6727 Assembly instructions User Manual

Page 6

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6

Construction

LD1

LD2

LD3

10. LED’s. Watch the polarity!

LD1

CATHODE

9. Transistors

T1 : BF199

T2 : BC557B

T3 : BC557B

T4 : BC547B

T5 : BC547B

3mm Red





















IC1 : 18p

IC2 : 18p

IC3 : 8p

IC4 : 14p

6. IC sockets. (check the
position of the notch)

IC...

1








CV1 : 5pF

Set the tuning capacitor to
around the middle of its adjust-
ment range.

7. Capacitive trimmer

CV...







C1 :

1p

C2 :

2p (2p2)

C3 :

22p

C4 :

82p

C5 :

330p (331)

C6 :

330p (331)

C7 :

330p (331)

C8 :

330p

(331)

C9 :

100n

(104)

C10 : 100n (104)

C11 : 100n (104)

8. Capacitors

C...

First slide the connectors together
one by one.






SK1 : 3p

SK2 : 3p

SK3 : 3p

11. Screw connectors

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