2 layers31.8 × 25.4 mmS Band Driver Amplifiertkeller12/openEPROpen-Source EPR Spectrometer20 parts1MIT
4 layers25.4 × 25.4 mmX Band Amplifier QPA1022tkeller12/openEPROpen-Source EPR Spectrometer15 parts1MIT
4 layers25.4 × 25.4 mmX Band Amplifier QPA2598tkeller12/openEPROpen-Source EPR Spectrometer17 parts1MIT