F4HHS

Home made SDR transceiver based on Redpitaya board (14 bits ADC + Zync SOC, https://www.redpitaya.com/)  and the excellent work (FPGA/SW) done by Pavel Demin  : http://pavel-demin.github.io/red-pitaya-notes/

SDR sofware : OpenHPSDR mRX https://github.com/TAPR/OpenHPSDR-PowerSDR/releases or Quisk http://james.ahlstrom.name/quisk/index.html

PA 10 W from QRPproject.de (QRP-PA2008) https://www.qrpproject.de/UK/qrppa2008.html

LPF from QRP labs : https://qrp-labs.com/lpfkit.html

Some software 'glue' in Python to control and link all together and some other home made softwares...

Home made multi-dipole antenna (40/20/15/10)