Parts List: Part Description Radio Shack # DigiKey # Notes R1 1K resistor brown black red gold R2 1K, NTC R3 10K resistor black brown orange gold P1 10K trim pot bourns, multi-turn D1 Led, red Light Emitting Diode D2 1N4148 diode 276-1101 1N4148DICT-ND
Pulse width modulator Popis dijelova: R1 = 1K R2 = 47 Ohm P1 = 50K potenciometar C1 = 0.1uF, (100nF), keramike C2 = 0.01uF, (10nF) keramike C3 = 470uF, 25V, elektrolita D1, D2 = 1N4148, opće namjene signalne diode D3 = MBR1645, NTE6081, ili slično.
Auto punjač NiCad Table 1 Part Description Radio Shack # DigiKey # Notes IC1 TDA2003, Au Amp n/a Pwr Amp,10A, lin, 5-pin Q1 2N3055T, Transistor NPN, Power D1/D2 1N4002, Diode 276-1102 1N4002DICT-ND Gen purp rect diodes Led1 Red 276-033
Automatsko paljenje ventilatora IC1 LM741 Op-Amp 276-007 LM741CN-ND LM741CN NE741,µA741, etc. Q1 2N2222A transistor 276-2009 2N2222A-ND 2N3904 See text D1 1N4148 Diode 276-1122 1N4148GICT-ND 1N4001 1N4001, or others Th1 50K Thermistor KC005T-ND 96F3309 KC005T in prototype Re1 12V Relay 275-249 Z753-ND 83F8057 RS is 1A