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Restauration SB200 HEATHKIT Linear Amplifier
Ref : https://youtube.com/playlist?list=PLqmvgbXKyUuTkvHXylEbZdt4bDisGIgcP&si=h7dE65VinwIasqKs https://youtu.be/h4vE0jzWgaw?si=FcIRhGnYS_uCReyv Heathkit of the Month #33 – SB-200 Linear Amplifier SK201 SOFT KEY – Documentation PDF SK201 SOFT KEY V3.1 Documentation PDF SS100 SOFT START MODULE v3.0 Documentation PDF SS221 SOFT START V3.1 Documentation PDF PM-200 POWER SUPPLY MODULE Documentation PDF
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RF Wattmetre
ref Doc PDF Modif F4IRX pour adapter sur un RASPI RP2040 avec la librairie tft eSPI Code pinout
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ADF4351 Synth 35Mhz-4.4Ghz
code : /* ————————————————————————- * * Name : ADF4351 Controled Board 35Mhz-4.4Ghz with 10Mhz OCXO Reference * Author : Stéphane HELAIEM – F4IRX * Date : july 12, 2025 * Purpose: ADF 4351 Synth * Versions: * 1.0 : ARDUINO NANO * 1.1a : Change to ESP32 C3 ( 3.3v…