Velleman К8068 - Manual (Page 6)

6
Construction & connection
 T1 : BC547C
 T2 : BC547C
 T3 : BC547C
11. Transistors.
 R2 : 100K (1 - 0 - 4 - B - 9)
 R3 : 100K (1 - 0 - 4 - B - 9)
 R4 : 33K (3 - 3 - 3 - B)
 R5 : 33K (3 - 3 - 3 - B)
 R6 : 33K (3 - 3 - 3 - B)
 R8 : 10K (1 - 0 - 3 - B)
 R9 : 10K (1 - 0 - 3 - B)
 R10 : 470 (4 - 7 - 1 - B)
 R2 & R3 are metal film resistors.
12. Vertical resistors
R...
 D1 : 1N5408
 D2 : 1N5408
 D3 : 1N5408
 D4 : 1N5408
9. Diodes. Watch the polarity !
D...
CATHODE
 R11 : 22K (2 - 2 - 3 - B)
Choose operating voltage :
For 110 - 125VAC :
 R12 : Jumper wire
For 220 - 240VAC :
 R12 : 22K (2 - 2 - 3 - B)
10. 1W resistors.
R...
 T4 : SPP20N60C3
13. CoolMOS™ FET-
transistor
M3 NUT
FET TRANSISITOR
HEATSINK
M3 BOLT
M3 LOCK WASHER
4 m m