Safety Guard by CD4060
Sunday, March 6th, 2011Simple unit, Protects home appliances from voltage spikes Protect your home appliances from voltage spikes with this simple time delay circuit. Whenever power to the appliances is switched on or resumes after mains failure, the oscillator starts oscillating and D5 blinks. This continues for three minutes. After that, Q14 output of IC CD4060 goes high [...]


