Shaun Merrigan
Classic Electronic Restoration, Vacuum Tube Audio, Technical History, Photography
Category: Electronic Test Equipment Build
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Retro Chip Tester Professional: A Modern Workbench Essential for Vintage IC Diagnostics The Retro Chip Tester Professional (RCT) is a purpose‑built diagnostic platform designed to evaluate, characterize, and document a wide range of vintage integrated circuits—particularly memory devices from the 1970s and 1980s that modern programmers often fail to recognize. Developed in Germany and offered…
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The Nixie Tester Project by Marcin Saj, comprises an enclosure/power supply/receptacle and a matching family of plug-in socket adapters. There are now over 30 different sockets available to accommodate any nixie tube in existence. I have been working my way through assembling my collection of 20 or so sockets, and realized that documenting the process…
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Originally posted in June, 2022 The Tektronix TM50n is an “n”bay (where n = 1 to 6, the number of bays) mainframe which can host and power TM500 plug-ins. It was available in 1 through 6 bay versions and was the predecessor to the TM5000 mainframe: See my post here about the TM5000 mainframes. Tektronix…