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#18-2 |
Now you need one of the following tone generator module:
To use the option with the blinking LED you must reduce the frequency of the oscillator below 60hz by changing R or C or both.
Warning = Before using the medium power output option make sure your power source can supply the necessary current without depleting the voltage for the overall circuitry. 
© Laurier Gendron, Burnaby, B.C., Canada. 1999/mg
