I’ve always wanted the Sparkfun third hand kit, ever since I saw it in their new products page. I finally bought one, and this post contains my review, as well as some modifications.
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Aoyue 128 Soldering Tip Polisher Review
The Aoyue 128 is a soldering tip cleaner. It has two rotating brass brushes that clean and polish your soldering iron type. I bought it on a whim, and review it in this post.
Read MoreEico 369 RF Sweep Generator
I bought an Eico 369 RF Sweep Generator. The video covers my experiences with it, from the moment I unboxed it to when I made the first sweep.
Read MoreDIY Digital RF Attenuator
I build a digital RF stepped attenuator. It uses a PE4302 chip, along with an RGB encoder and a VFD display. It attenuates from 0 to 31.5dB in 0.5dB steps.
Read MoreSinometer VC2000 Frequency Counter Review
I review the Sinometer VC2000 Frequency Counter. You can buy one on Amazon for less than a hundred bucks.
Read MoreRGB Rotary Encoder on a Raspberry Pi
The video in this blog entry shows how to connect a rotary encoder to the Raspberry Pi. The particular encoder is from SparkFun and contains a pushbutton switch as well as a tri-color LED.
Read MorePolaroid 312 LED Camera Light – Teardown and Repair
People may have noticed my Camera Light shut down unexpectedly during the Pilotuner video. I finally got around to tearing the camera light apart and fixing it.
Read MoreDIY Variable AC Power Supply
I build a 0-30V adjustable AC power supply for the bench using a Variac, 28 VAC transformer, a digital panel meter, and a handful of other support components.
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