Improvement of 555 Great Wall Brand Floor Fan Electronic Timing Circuit

Brand AVX TPSE226M035R0125 Low impedance tantalum capacitor AVX 22

Electronic scale crystal oscillator 3.2*2.5mm 3225 16M (16.000MHZ) 12PF 10PPM 20PPM 30PPM

Probe high current needle 120 needle head diameter is 3.0 threaded needle high current needle total length is