A Differential Amplifier Based on INA117
Differential amplifiers come in handy in applications where common-mode noise and interference are present in the system. This is largely […]
Differential amplifiers come in handy in applications where common-mode noise and interference are present in the system. This is largely […]
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 […]
Quite a few people had contacted me on the availability of the firmware for the Amrel PPS-2322 programmable power supply […]
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 […]
As mentioned in my previous post, besides the broken LCD there was also an issue with the power supply portion […]
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 […]