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Step 2The Parts...
You will need the following.
1. A garden or other area that needs water on a regular basis.
2. A garden hose
3. A electric sprinkler vavle
4. 2x PVC to Garden hose adapter for the size valve you are using.
5. Old Laptop Power supply or other "Wall Wart" power brick with suitable voltage for your valve.
6. One 5v Relay ( radio shack )
7. One Diode ( radio shack )
8. One Male DB 25 connector ( radio shack)
9. Some Wire.
10. Tape, Electrical Tape and Plumbers Thread tape
11. PCB blank ( I used some scraps from other projects)
12. Sharpie
13 PCB enchant.
14. Old computer ( I used a Pentium III box ) just make sure it has the standard LPT printer port for the DB 25 connector.
1. A garden or other area that needs water on a regular basis.
2. A garden hose
3. A electric sprinkler vavle
4. 2x PVC to Garden hose adapter for the size valve you are using.
5. Old Laptop Power supply or other "Wall Wart" power brick with suitable voltage for your valve.
6. One 5v Relay ( radio shack )
7. One Diode ( radio shack )
8. One Male DB 25 connector ( radio shack)
9. Some Wire.
10. Tape, Electrical Tape and Plumbers Thread tape
11. PCB blank ( I used some scraps from other projects)
12. Sharpie
13 PCB enchant.
14. Old computer ( I used a Pentium III box ) just make sure it has the standard LPT printer port for the DB 25 connector.
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