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📻SIMPLE quadrature SDR📻

@zorgrian
5 years ago
https://everycircuit.com/circuit/5210106575454208
Software Defined Radio THE DIODES ARE FED WITH 0 AND 90º PHASED SQUARE WAVES 📻UPDATE📻 In order to understand I & Q more properly watch this video by w2aew: https://youtu.be/h_7d-m1ehoY - This corresponds to 0% phase delay & 25% phase delay respectively - QSD is @ 10kHz - input is 1kHz, which may be a bit too low so now increased to 8kHz - this did not work well so it is now @ 3 kHz - the thing works best here with the input signal @ 100 mV
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