Ramsey Electronics VHF Low Noise Preamp Kit PR100 Instrukcja Obsługi Pobierz pdf (Strona 6)

PR100 y 6

PARTS LAYOUT DIAGRAM

PARTS LIST

CAPACITORS

 2 2.2pF ceramic capacitors (marked 2.2) (C4, C5)

 1 10pF ceramic capacitor (marked 10) (C7)

 3 8.2pF ceramic capacitors (marked 8.2) (C8, C9, C10)

 1 22pF ceramic capacitor (marked 22) (C6)

 1 100pF ceramic capacitor (marked 100, or 101) (C2)

 1 .001uF ceramic capacitor (marked .001, or 102) (C3)

 1 .01uF ceramic capacitor (marked .01, 103, or 10n) (C1)

FIXED RESISTORS

 1 100 ohm resistor (brown-black-brown) (R1)

 1 18 ohm resistor (brown-grey-black) (R3)

 2 300 ohm resistors (orange-black-brown) (R4, R5)

 1 47K ohm resistor (yellow-violet-orange) (R2)

SEMICONDUCTORS

 1 2SC2498 or 2570 NPN UHF transistor (Q1)

INDUCTORS AND FILTERS

 3 359-7787 Variable inductors (metallic cans with slug) (L3,L4,L5)

 2 2.2uH inductors (green body with red-red-gold stripes) (L1, L2)

 1 2 section helical filter, 145 MHz (Large metallic can with two

adjustments) (FL1)

CONTROLS, HARDWARE & MISCELLANEOUS

 1 Type-F connector (J3)

 1 PC Board

1 2 3 4 5 6 7 8 9 10 11 ... 15 16

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Ramsey Electronics VHF Low Noise Preamp Kit PR100 Instrukcja Obsługi Strona 6