Ramsey Electronics FR146 manual PARTS LIST Inductors, Semiconductors and ICs, Special Components

PARTS LIST

Inductors

ˆ2 small 1 1/2 turn coils (L1,L2)

ˆ1 slug-tuned 3 1/2 turn coil [orange color] (L3)

ˆ1 shielded transformer coil [marked LB 53303] (L4)

Semiconductors and IC's

ˆ1 2SC2498 or 2SC2570A transistor (Q1)

ˆ3 2N3904 transistor (Q2,Q3,Q4)

ˆ1 SA602 8-pin IC (U1)

ˆ1 MC3359 18-pin FM receiver IC (U2)

ˆ1 LM386 8-pin audio amplifier IC (U3)

ˆ1 Varactor diode, BB505 [orange body marked BB505] (D1)

ˆ1 1N4148 signal diode (D2)

Special Components

ˆ1 10.24 MHz Crystal (Y1)

ˆ1 10.7 MHz ceramic filter [brown, molded, 3 leads] (FL1)

ˆ1 450 KHz ceramic filter [black, square] (FL2)

Fixed Resistors

ˆ1 2 ohm [red-black-gold] (R22)

ˆ3 270 ohm [red-violet-brown] (R6,9,20)

ˆ1 470 ohm [yellow-violet-brown] (R5)

ˆ2 1K ohm [brown-black-red] (R11,12)

ˆ3 10K ohm [brown-black-orange] (R7,17,19)

ˆ1 18K ohm [brown-gray-orange] (R18)

ˆ1 33K ohm [orange-orange-orange] (R14)

ˆ4 47K ohm [yellow-violet-orange] (R4,8,13,21)

ˆ1 100K ohm [brown-black-yellow] (R16)

ˆ1 470K ohm [yellow-violet-yellow] (R15)

ˆ1 1 megohm [brown-black-green] (R10)

Capacitors

ˆ1 8.2 pF (C12)

ˆ2 10 pF (C2,5)

ˆ2 15 pF (C9,10)

ˆ1 22 pF (C19)

ˆ2 56 pF (C3,4)

ˆ3 100 pF [marked 100, 101, or 101K] (C1,6,22)

ˆ1 220 pF [marked 220 or 221] (C18)

ˆ7 .001 uF [marked .001 or 102 or 1 nF] (C7,8,11,20,23,24,25)

ˆ8 .01 uF [marked .01 or 103 or 10 nF] (C13,16,17,21,26,28,29,31)

ˆ1 .1 uF [marked .1 or 104] (C34)

ˆ1 1.0 uF electrolytic (C27)

FR146 • 6