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Caltech ME72 Competition 1990

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Troubled Child the Autonomous Jeep! 2014 Sparkfun AVC

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Caltech Graduation 1991

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Tektronix 213 DMM Repair Progress

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HP 536A frequency meter demonstration

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Robot Odometry Calibration

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Minimal Tobor Dos Demo

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1-D Light pen demonstration

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Quick overview of my modular analog computer kit

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Snowblowercam!

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Photoelectric effect in a Neon bulb

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Making sound waves visible with a lock-in amplifier, microphone, and LEDs

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Fun with Phasors

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How to use linear encoders with Arduino. hardware, code, and demo.

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PA0RDT active antenna demo

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Listening to AM radio using zero-span mode on my HP 8566B spectrum analyzer

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Design a Common Emitter Amplifier

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AM Lightwave Voice Transmitter

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AM Modulated LED Current Driver

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Build an Optical Collimator

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LED Optical Communications

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First sawdust with my blueChick CNC

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Indoor Flying

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Microwave Reflectometer

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Furnace Squirrel Cage Blower Easy Fix

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Testing My Bluechick v3.0 CNC Router and Mach3

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AM Modulation

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Digital Color Organ in a Retro 70s Case

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Sparkfun AVC 2011

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Heathkit IM-102 NIxie Tube Multimeter

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