[Robert Morrison] had an ancient HP 545A logic probe, which was great for debugging SMT projects. The only problem was that being 45 years old, it wasn’t quite up to scratch when it came to debugging ...
Over time many of us accumulate a stock of components, including logic IC's (TTL and CMOS). If you're anything like me, many of these will be secondhand - salvaged from old projects and PCBs. The ...
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