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Free Online Graph Paper / Grid Paper PDFs Downloadable and very printable, I find these PDFs extremely useful. Tip number one! Though I do return the correct header for a PDF, sometimes Explorer gets confused when downloading... http://incompetech.com/graphpaper/

Grid Paper PDFs

Mini Metronome - RED - Page8

http://www.redcircuits.com/Page8.htm Linear scale - Small size
Circuit diagram: Parts: P1____________500R Linear Potentiometer P2_____________10K Log.

Variable DC Power Supply - RED - Page36

http://www.redcircuits.com/Page36.htm
Circuit diagram: Parts: http://www.redcircuits.com/Page130.htm

Circuit Board Tester - RED - Page130

Ultra-simple Voltage Probe - RED - Page25

Circuit diagram: Parts: D1________5 or 3mm.

Speech Amplifier Box - RED - Page121

Circuit diagram: Parts:

Sleeping-Aid - RED - Page48

Circuit diagram: Parts:
Components