CD4047 IC Monostable/Astable Multivibrator HEF4047
CD4047B consists of a gatable astable multivibrator with logic techniques incorporated to permit positive or negative edge-triggered monostable multivibrator action with retriggering and external counting options.
BC547 NPN Transistor BJT
PIC16F877A microcontroller
LM741 Operation Amplifier 741 op amp مكبر اشارة 










