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February 2026 S M T W T F S 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Meta
Tag Archives: pc-191
DIY Replacements for Vintage Couplets and Printed Electric Circuits
Starting in the ’50s, they’d figured out how to start miniaturizing components. “Couplets” and “printed electric circuits” started showing up in equipment around then. These components were combinations of several resistors and capacitors in a single package. Like most components … Continue reading
Posted in DIY, Electronics, Ideas, Vintage
Tagged centralab, couplet, crl, eico, hf-81, pc-191, printed circuit, printed electric circuit, Sprague, tc-24, vintage circuit
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