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Abra LED FLASHER KIT Instructions

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LED

FLASHER

BUILD YOUR OWN LED FLASHER

• Ideal project for

introducing beginners to electronics.

• Easy to assemble with silk-screened

component layout on PCB.

• Provides practice in soldering technique.

• Impressive display with two Ultra Bright

water clear red LED's.

• Adjustable flashing rate for effect.

• Battery operated for

safety.

Table of Contents

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Page 1 FLASHER BUILD YOUR OWN LED FLASHER • Ideal project for introducing beginners to electronics. • Easy to assemble with silk-screened component layout on PCB. • Provides practice in soldering technique. • Impressive display with two Ultra Bright water clear red LED’s. • Adjustable flashing rate for effect. • Battery operated for safety.
Page 2 Apply solder to the junction. It should not take more than 1-2 seconds for the solder to melt. A good solder joint will appear shiny and conform to the lead. Refer to the ABRA website at www.abra-electronics.com using the part number if you cannot identify a part in the part list. Parts list:...
Page 3 PCB Layout Schematics Assembly step by step: 1. Install Resistors R1, R2, R3 and R4 as shown in the PCB Board Layout using their color codes to identify them. The leads can go in either way. Solder the resistors in place and trim the leads with the diagonal cutters. 2.
Page 4 • Verify if that the resistors values are correctly placed. • The R1 and R2 resistors should be 10k. • Verify that C1 capacitor polarity is correct. • Replace the 9V battery if the circuit has been functioning and then stops. www.abra-electronics.com U.S Toll Free: 1-800-717-2272 sales@abra-electronics.com Can.Toll Free: 1-800-361-5237...