Tronxy P802MA Extrusion Fan Replacement
After sending a screwdriver through the extrusion cooling fan I set about replacing the broken fan.
Read More Tronxy P802MA Extrusion Fan ReplacementSolder Fume Extractor Light
I have grow tired of working in the shadow of the solder fume extractor. In this quick article I build a LED light for the solder fume extractor.
Read More Solder Fume Extractor LightJoule Thief Measurements: Battery Life
I assemble a breakout circuit to measure the battery life of the Mult-LED Joule Thief V2
Read More Joule Thief Measurements: Battery LifeMulti-LED Joule Thief V2
It is time that I revisit the 2 year old Multi-LED Joule Thief. This time I want to make some improvements for not only efficiency but ease of assembly.
Read More Multi-LED Joule Thief V2Joule Thief Measurements: Base Resistor
After selling out of both of the Multi-LED Joule Thief and the Joule Thief Candle on Tindie it became necessary to not only make more but to update both models. Before updating I wanted to make a few measurements of the circuit to better understand how I could increase its performance by changing the resistance of R1 connected to the base of the NPN transistor.
Read More Joule Thief Measurements: Base ResistorBicycle Announcer
The Problem During short instances of nice weather in upstate New York I enjoy going for a bicycle ride on the local multi use trails. I have to pass pedestrians or slower bicycle traffic and find it to sometimes be a hassle to get their attention. During one of my rides I got to thinking […]
Read More Bicycle AnnouncerDPS5015 Power Supply Enclosure
I designed a printable enclosure for my DPS5015 power supply. The case is a tight fit but results in a nice compact unit with minimal footprint. An external DC power supply is needed, I plan to use my large Sorensen 150V linear power supply for this. As with most of my designs the first iteration […]
Read More DPS5015 Power Supply Enclosure