Ramsey Electronics HR40 - Manual (Page 7)

HR40
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7
PARTS SUPPLIED WITH THE HR40 KIT:
CAPACITORS:
1 .001µF disc capacitor [marked 102, .001 or 1nF] (C3)
3 100pF disc capacitor [marked 100 or 101K] (C1,C2,C4)
3 .01µF disc capacitor [marked 103 , .01 or 10nF] (C5,C6,C7)
2 4.7 to 10µF electrolytic capacitor (C8,C9)
3 100-220µF electrolytic capacitor (C10,C11,C12)
RESISTORS:
3 10K ohm potentiometers (R1,R2,R3)
1 270 ohm resistor [red-violet-brown] (R4)
2 10K resistors [brown-black orange] (R5,R6)
INDUCTORS:
1 Shielded Coil [K6883 or K6886] (L2)
1 Antenna input transformer [marked 421F-123] (L1)
SEMICONDUCTORS:
1 1N4002 Diode [black epoxy style] (D1)
1 SA602 IC (U1)
1 LM386 IC (U2)
1 6.2 volt Zener Diode [small glass body] (D2)
HARDWARE AND MISC:
1 Drilled printed-circuit board
1 9-volt battery hold-down bracket
1 9-volt battery connector
1 RCA-style jack [antenna connector] (J1)
1 subminiature earphone jack (J2)
1 PC mount pushbutton switch (S1)
REQUIRED, NOT SUPPLIED:
9-volt battery (alkaline or heavy duty type)
Earphone, or small speaker
Antenna and suitable cable
OPTIONAL:
Ramsey Electronics Case and Knob Kit, Model CHR or;
Your own choice of enclosure and hardware