Here's my WSPR setup.
Two Metres: home brewed hybrid SDR (has IF at 10.7MHz) nine element Tonna.
Four Metres; home brewed SDR loosely based on a design by WB6DHW and a two element HB9CV
Have the same arrangement on Six but not used it to date.
Can also receive using home brewed TRX with SDR IQ output from 160 to 2.
Antennas are 80 metres from the house with amplifiers and pre-amps in shed below the mast.
Keeping power low has been no small challenge!
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Four Metre Screen |
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Two Metre Spots |