Fractions of an inch to MM. Always handy. Might be handy to print off and keep around actually
Screw Type and Head Chart - Comes In Handy For DIYers!
Pinning this Light Bulb Chart for future reference and for anyone else who may need it.
The Ultimate Chart of Computer Connectors & Ports
Ports (super helpful!!)
Generic 3.5mm jack stereo connector, common mono headset connector, Nokia stereo headset connector, Apple stereo headset connector.
Subwoofer Home Theater Power Amplifier Circuit Diagram