Tone Dialer
This circuit constructed by using tone encoder IC TCM5087. This can be used for to produce tones that same to …
IC555 as Amplifier
The timer IC555 has many applications as timer circuit, alarm circuit, wave generator etc.., for a change here we used …
Simple Mic circuit
  Components List S.No Name Quantity 1. Condenser Mic 1 2. Resistor 10KΩ 1 3. Capacitor 1uF 1 Components List-Mic …
Simple FM transmitter
Frequency Modulation reaches several meters to kilo meter with low power transmitter circuit. Here two transistor based FM circuit diagram …