Found in an English documentation from 1977, this circuit activates a relay according to the supply voltage. The transistor can be BC549. Never use power supply without transformer.
Touch switch CA3130 (CIR22003E)
- Details
- Written by: Newton C. Braga
Found in an English documentation from 1977, this circuit activates a relay according to the supply voltage. The transistor can be BC549. Never use power supply without transformer.
