Teardowns – Page 2 – Kerry D. Wong

Teardown of a GM3120 Electromagnetic Radiation Tester

There are a lot of cheap electromagnetic radiation testers out there which boast some quite impressive claims. So I decided […]

Although LED light bulbs have been around for a while, I have not been able to totally replace all my […]

In my previous post, I did a teardown of an HP 8620C sweep generator along with an HP 86245A 5.9 […]

I just picked up an HP 8620C sweep oscillator with an HP 86245A 5.9 GHz to 12.4 GHz RF plugin […]

I recently bought an HP 8671A microwave frequency synthesizer on eBay. This synthesizer can generate signals from 2GHz to 6.2GHz […]

My video on the teardown of an HP 493A traveling wave tube amplifier had generated quite a bit of interest. […]

In my previous video featured on EEVBlog I did a teardown of an HP 493A microwave amplifier along with the […]

Big thanks to Dave Jones at the EEVBlog for featuring one of my teardown videos. His generosity would certainly help […]

As I mentioned in one of my posts a few years back, a color analyzer from the 80’s can be […]

I few months back, I wrote about my experience with the six dimmable Philips LED bulbs I purchased a year […]

In this blog post, let’s take a look at what’s inside an Extech 380460 miliohm meter.

I bought a used RegVolt ATVR-1000D automatic AC voltage regulator (the model I got has long been discontinued, but you […]

I recently picked up a BK Precision 1696 programmable switching power supply off eBay. Unlike many of the vintage test […]

Power meters for measuring power consumption of consumer electronics have been around for at least a decade. The most popular […]

The last ingredient for my backup power project is an inverter. Since the battery bank I built is a 12V […]