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The final part of the M0NTV ‘Building with Blocks’ talk direct conversion receiver. I’ve built it in a different order from the ‘building backwards’ order suggested, partly based on what I had available. I’m waiting for some DC plugs and sockets I’ve ordered to complete it, but I’ve attempted powering it up connecting power with croc clips and not managed to receive anything. I don’t have an ideal 80m antenna here, but I’d expect to hear something, particularly on the FT8 frequencies. The audio amp is very noisy and receiving signals on its own so I’ll need to sort that and then try again, watch this space…

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