Automatic door-lock/unlock CX-9 /2007 Version 1.0 Page 16
Appendix-B: Shopping list
Resistor (normal ¼ watt)
R1 56 Ω /Ohm
R2 1000 Ω/ohm (1K)
Diode (1A)
D1 1N4001
D2 1N4001
Capacitor (Don’t go for 16V, unless you can’t get different)
C1 2200 µF/ 25V
C2 1000 µF/ 25V
C3 100 µF/ 25V
Relay (many relay can have range which is good as well e.g. 6V – 30V)
A 12V – DPDT Relay (Double Pole, Double Throw relay)
B 12V – SPDT Relay (Single Pole, Double Throw relay)
C 12V – SPDT Relay (Single Pole, Double Throw relay)
Wire (0.75 mm
2
/ 18 Gauge) – Available in any good auto shop
Red 50cm/ 20 Inch
White 50cm/ 20 Inch
Grey 50cm/ 20 Inch
Black 50cm/ 20 inch
1 x plastic box large enough to hold the circuit
4 x IDC wire-tap or also called quick splice – Available at any good auto shop
Try to see whether they also sell one box of patience…. You might need it
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