The starting time The prototipe The schematic The results around improvements (2011-04-19) DDS improvements (2011-04-20) New programme for DDS board (2011-04-27) New low walk electrical device for DDS board (2011-04-27) Isolating feeler input (2011-04-27) extraordinary problems (2011-04-29) RF filters (2011-05-05) Si-570 localised Oscillator Board (2011-06-14) Redesign for full frequency sum of money (2012-10-12) In this page I intent in short exposit the organisation of a simplex but respectable HF package characterised Receiver, SDR. I am not going to manufacture anything, it is intended exclusive as an own learning project to discover how thing work and get in touch with SDR. SDR receivers of this gentle are superceeded by recent RF direct mensuration techniques, but they can offer good operation at low cost.
POLYAKOV DIRECT DIGITAL SYNTHESIS RECEIVER | QRZ Now – Amateur Radio News
A year-long operational event, “Science Milestones in the continuum of Radio,” is under way, sponsored by the latinian language Amateur Radio remembering (ARI) Fidenza Radio Club. Each calendar month official document highlight individuals who laid the foundations — theoretic...
DIY HF SSB Receiver 14.000-14.350 MHz withDDS Generator and Active Hula Loop Antenna RH Electronics
The fiduciary is a simplex syperheterodyne type with quartz quartz glass filter. The racing circuit is based on two NE612 party IC’s and one audio electronic equipment LM386. The physical phenomenon racecourse as it described under in the enchiridion is intended for 14.000MHz – 14.350MHz piece of leather sui generis side band receiving of individual wireless transmissions.