Aktivna antena 1-20dB, 1-30 MHz

Aktivna antena 1-20dB, 1-30 MHz

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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 = 2K2 R7 = 3K3
R4 = 22K R8 = 470 ohm

Kondenzatori (rated at least 16V for a 9V supply):
C1,C3 = 470pF
C2,C5,C6 = 0.01uF (10nF/103)
C4 = 0.001uF (1nF/104)
C7,C9 = 0.1uF (100nF/102)
C8 = 22uF/16V, electrolytic

Miscellaneous Parts & Materials:
B1 = 9-volt Alkaline battery
S1 = SPST on-off switch
J1 = Jack to match (your) receiver cable
ANT1 = Telescoping whip antenna (screw mount), wire, brass rod (about 12″)
MISC = PCB materials, enclosure, battery holder, 9V battery snap, etc.

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Izvor: tonys website

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