HP 7044A X-Y Recorder Teardown, Lorenz Attractor
I picked up an HP 7044A X-Y recorder on eBay recently. This one was made in the early 1980’s and […]
I picked up an HP 7044A X-Y recorder on eBay recently. This one was made in the early 1980’s and […]
Till recently, I have been using custom circuitry whenever I needed to backup some firmware. But the process was rather […]
I got this broken Beats Solo2 BT wireless headphone from one of my colleagues. In fact, it was broken once […]
I finally got my hands on a Rubidium frequency standard. I have been wanting to get one of these for […]
I picked up a non-working Racal-Dana 1992 Frequency Counter on eBay a few weeks ago. The symptom is that only […]
I just picked up a charger along with a couple of NP-FW50 spare batteries for my new Sony Alpha A6000 […]
I just picked up another high voltage power supply, this time it is a working Bertan/Spellman 225-20R 20kV one. Unlike […]
I got a non-working Bertan 205A-05R 5kV high voltage power supply and did an attempted repair video a while ago […]
I recently was given a broken Epson PowerLite 84 projector. The projector would not turn on when plugged in and […]
I picked up a Wavetek 395 arbitrary waveform generator on eBay a few weeks ago. Wavetek 395 is a single […]
My workplace was throwing away an old SMART UF-55 DLP projector. The projector had many stuck mirrors and the lamp […]
I bought a non-working Lambda LQ-521 linear power supply on eBay a couple of weeks ago. Usually I avoid knowingly […]
I did a teardown video of a microwave range (8-10 GHz) RF isolator last week. As a follow up, I […]
The latest addition to my lab is an HP 8566B spectrum analyzer. This isn’t just any spectrum analyzer, it was […]
In this blog post, we are going to take a look at Electronic Development Corporation’s (EDC, acquired by Krohn-Hite in […]