Monday, 19 January 2026

Building Sovina 40M Class E CW Transmitter with BS170 MOSFETs

Building Sovina 40M Class E CW Transmitter with BS170 MOSFETs: High-efficiency 40M CW Class-E CW transmitter using BS170 MOSFETs and 74HC02. Complete circuit explanation and build notes for QRP hams.
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Build a Powerful FM Radio Bug Transmitter

Build a Powerful FM Radio Bug Transmitter: guide on building a high-performance FM radio bug transmitter using BC547 and 2N3563 transistors. Explore RF electronics with this powerful 100MHz DIY project
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