SR-1 – 8
PARTS LIST
CAPACITORS
3 100 pf disc capacitors (marked 100, 101, or 100K) (C3,7,8)
11 .01µF disc capacitors (marked .01, 103, or 10nF)
(C1,2,5,9,10,11,12,13,14,15,18)
3 4.7µF to 10µF electrolytic capacitors (C6,17,22)
3 100 to 220µF electrolytic capacitors (C16,20,21)
1 .1µF ceramic disc capacitor (marked .1 or 104) (C19)
1 10 pF ceramic disc capacitor (marked 10)(C23)
INDUCTORS
2 Shielded coils (marked 5015-015) (L1,L2)
2 1800 µH inductors (marked 182J)(L3)
RESISTORS
1 2 ohm [red-black-gold] (R16)
1 270 ohm [red-violet-brown] (R5)
2 1K ohm [brown-black-red] (R6,R9)
3 10K ohm [brown-black-orange] (R4,R10,R11)
3 47K ohm [yellow-violet-orange] (R7,R8,R15)
2 100K ohm [brown-black-yellow] (R12,R13)
1 1M ohm [brown-black-green] (R14)
SEMICONDUCTORS
1 1N270 diode, glass bead style (D2)
1 Varactor diode, transistor style body with two leads (MVAM108) (D1)
4 NPN transistors, 2N3904 or similar (Q1,2,3,4)
1 NE602 8-pin DIP IC (U1)
1 LM358 8-pin DIP IC (U2)
1 LM386 8-pin DIP IC (U3)
HARDWARE AND MISCELLANEOUS
1 SR-1 printed circuit board
3 10K potentiometers (R1,2,3)
1 DPDT PC-mount push button switch (S1)
1 RCA-type PC-mount jack (J1)
1 Subminiature phone jack (J2)
1 9-volt battery snap connector
1 9-volt battery hold-down clamp
REQUIRED, NOT SUPPLIED:
9-volt alkaline or heavy-duty battery
Earphone, small speaker, or external amplifier with speaker
Antenna or suitable cable, connector, grounding
OPTIONAL
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