Velleman projects K2570 Assembly instructions User Manual
Page 5

5
R1 : 270
(2 - 7 - 1 - B)
2. Resistor
R...
Construction
D1 : 1N4007
D2 : 1N4007
D3 : 1N4007
D4 : 1N4007
1. Diodes. Watch the polarity !
D...
CATHODE
C1 : 100nF (104)
C3 : 100nF (104)
C...
3. Capacitors
RV1 : 470 ohm
4. Trim potentiometer
RV1
C2 : 2200µF
5. Electrolytic Capacitor
.
Watch the polarity !
C...
VR :
UA7805
Place the heatsink and the
regulator on the PCB.
Ensure that the hole of the
heatsink and the one of the
regulator correspond to the hole
in the PCB.
Use heatsink compound to en-
sure good heat dissipation.
Fix the two components with an
M3 bolt and nut.
Now, the regulator may be sol-
dered.
6. Voltage regulator
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