Ramsey Electronics RRW1A User Manual

Page 9

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RRW1A

• 9

PARTS SUPPLIED WITH YOUR RRW1A (TRANSMITTER) KIT
Capacitors
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1 2.2 pF ceramic capacitor (marked 2.2) [C7]

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1 8.2 pF ceramic capacitor (marked 8.2) [C8]

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3 47 pF ceramic capacitors (marked 47) [C1,4,6]

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1 0.001 uF ceramic capacitor (marked .001 or 102 or 1 nF) [C3]

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1 0.01 uF ceramic capacitor (marked .01 or 103 or 10 nF) [C2]

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1 0.1 uF ceramic capacitors (marked .1 or 104 or 100 nF) [C5]

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1 10 uF electrolytic capacitors [C9]

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1 1000 uF electrolytic capacitor [C10]


Resistors
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1 220 ohm resistor (red-red-brown) [R7]

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1 270 ohm resistor (red-violet-brown) [R6]

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1 470 ohm resistor (yellow-violet-brown) [R1]

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1 2.2K ohm resistor (red-red-red) [R2]

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2 4.7K ohm resistors (yellow-violet-red) [R3,8]

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1 10K ohm resistor (brown-black-orange) [R5]

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1 22K ohm resistor (red-red-orange) [R4]


Semiconductors
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1 IR Sensor Module [U1]

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1 1N4000 series rectifier diode (black with white band) [D2]

-Note that 1N4000-1N4007 diodes may used.
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2 2N3904 NPN transistors (marked 2N3904) [Q3,4]

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2 2SC2498 UHF NPN transistors (marked C2498 or C2570) [Q1,2]

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1 78L05 5V voltage regulator (marked LM78L05ACZ ) [VR1]

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1 Large Green LED [D1]


Miscellaneous Components
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1 33 nH 4-turn coil [L1]

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1 DPDT PC mount pushbutton switch [S1]

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1 2.1 mm DC power jack [J1]

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1 433.42 MHz saw resonator (TO-39 Metal 3-pin case) [X1]

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1 6” piece of #20 buss wire

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