Paul's DIY electronics blog
Tuesday, December 9, 2025
DIY PS503A Rebuild Prototype
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This is the start of a DIY rebuild project for the Tektronix PS503A dual tracking power supply. I once build this unit a long time ago, in ...
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Monday, November 3, 2025
The DIY SG505 mains power supply
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This post will detail the mains related portion of the SG505 generator. I decided to split the whole power section in two, the quiet parts s...
Thursday, September 25, 2025
DIY rebuild of the Tek SG505 Part 3 (final)
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This Blog post will detail the third stage of my project to rebuild the Tektronix SG505 instrument. Here is the link to the post describing ...
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