Short circuit protection
Diagram Parts 5K 10uf Led 10k bc547 relay 5v 2.2k ua741 button 220ohm 5.6v zener 50k in4007
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Long range FM transmiter
Coil - 18swg wire,10mm diamiter aircore ,7Turns 5pf trimer Bfy51- TR 470pf -2 473pf 22K -2 33ohm -1w Fm reciver kit
FM transmiter
2Km transmiter L1,L2 =10Turns of 1mm wire-3mm form Parts 2N3904-2 22pf 5Pf 0.001Uf-2 0.33uf 5-30Pf trimer 47K 22K 1K 5.6K 220ohm 30inch wire antena Fm reciver kit
Universal step up converter
12V to 30v converter Parts list 1000uf 25v -2 100nf -2 1000uf 50v-2 Mbr10100 diode irfz44n 50W led ferrite ring( 10.3mm-13.3mm) 2*10T # 0.5vmm wire ne555 10nf 1nf 39K 18K 680ohm In4148
AM transmitter an reciver
Transmitter Parts Bc109 Am coil -80T(200uh) 47k 1K 100Pf 1Nf 4.7Uf 500pf trimer MW Reciver Parts Bc547 47n c9018 22n 330k 100n -2 4.7K 10uf 10K 200pf trimer 380K 22K AM reciver coil
One button on off switch
Parts 2N5401 pnp -1 2N5551 npn -2 470k -1 10K -3 1K -1 1M -1 100K -1 220ohm -1 1uf -1 led -1 Button -1
24 Hour Timer
Cd4060 Timer Parts Cd4060 -1 100nf -2 in4148 -2 4.7k -3 10uf -1 led -2 150K -1 button -1 470K -preset relay -1 100K -1 4.7m -1 Time range pin range 7 90s 5 3m 4 6m 6 12m 14 20m 13 ...