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
Bug Detector / Detektor prislušnih uređaja Parts List: R1 = 390 ohm, 5% R2 = 390 ohm, 5% C1 = 1000uF, 10V C2 = 1.5uF, 10V C3 = 3.9nF C4 = 20pF, trimmer C5 = 10nF (0.01uF or 103) IC = 7413 or 74LS13 (2)
Broadcast-Band RF pojačalo Parts List: R1 = see text C1,C2,C3,C4 = 10uF, 25volt electrolytic R2 = 270 ohms C5 = 0.1uF, ceramic disc R3 = 500 ohm potentiometer R4 = 1K8 (1800 ohms) Q1 = MPF102 J-FET, or use NTE451 R5 = 10K (10,000 ohms)
Punjač 6voltnih gel baterija Parts List: Resistors are carbon, 1/4 watt, 5% tolerance, unless otherwise indicated. R1 = 22 ohm, 1W C1 = 0.1µF, ceramic R2 = 270 ohm C2 = 0.1µF, ceramic R3 = 220 ohm D1 = 1N4001 *R4 = 715 ohm, 1%
Aktivna Antena AM-FM-SW Parts List: R1 = 1M C1 = 470pF C2 = 470pF L1 = 20uH to 470uH (see text) Q1 = MPF102, 2N4416, or NTE451 Izvor: tonys website
Izmjenični ON-OFF prekidač 2 Parts List Resistors are 1/4 Watt, 5% R3,R5,R6 = 1K (brown-black-red) R1,R7 = 2K7 (red-violet-red) Pin-out for Q1 R4 = 100K (brown-black-yellow) R2 = 180K (brown-gray-yellow) C1 = 10uF/16V, electrolytic C2 = 220uF/16V, electrolytic C3 = 1uF/16V, electrolytic D1 = 1N4148,
Izmjenični ON-OFF prekidač Parts List Resistors are 1/4 Watt, 5% R1,R3 = 10K (brown-black-orange) R2 = 100K (brown-black-yellow) Pin-out for Q1 R4 = 220 Ohm (optional) (red-red-brown) C1 = 0.1uF, (100nF, 104) C2 = 0.01, (10nF, 103) D1 = 1N4001 (see text) Led1 = Led,
Aktivno FM Pojačalo Parts List: R1 = 27K R2 = 270 ohm R3 = 1K Tr1,Tr2 = 22pF, trimmer cap (15-40pF) C1,C2 = 5.6pF C3 = 0.001uF (1nF), ceramic C4,C5 = 0.01 (10nF), ceramic C6 = 0.1uF (100nF), ceramic Q1 = 2SC2498, 2SC2570, 2N5179,
Aktivna antena 1-20dB, 1-30 MHz Lista dijelova i ostalih komponenti: Poluvodiči: Q1 = MPF102, JFET. (2N4416, NTE451, ECG451, etc.) Q2,Q3,Q4 = 2N3904, NPN transistor Otpornici: Svi otpornici su 5%, 1/4-watt R1 = 1 MegOhm R5 = 10K R2,R10 = 22 ohm R6,R9 = 1K R3,R11
Aktivna Antena AA-7 HF/VHF/UHF, 3-3000MHz Lista dijelova i ostalih komponenti: Poluvodiči: Q1 = MFE201, SK3991, 3N201 (R2 not needed), or NTE454 N-Channel, dual-gate MOSFET, TO-72 (see text) Q2 = 2SC2570, NTE107. Silicon RF IF/Amp, NPN transistor (see text) Note: If you use the NTE107 as