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YU1LM/QRP site navigation new from last site update o Homebrew o YU1LM SDR clasification o DC (direct conversion) receivers o DC RX-YU1LM Serbian o DC RX-YU1LM English o DC (direct conversion) transmitters o Audio phase shift networks o Tunable crystal filter o Tunable HF BP 2-30 MHz o Band pass 1.8 MHz o Band pass 50 MHz o Band pass 144 MHz o DR1 o DR1A o DR2 o DR2A o DR2-2 o DR2B o DR2C o DR2D o DR2E o DR2G o DR2A+ o DR2A++ o DR3X o DT1 o DT2 o DT2A o DT2A1 o ADTRX1 o ADTRX2 o AVALA-01 o AR1 o AR1B o AR1C o HF/VHF oscillators o Synthesizer RZ6HY o Miniwhip PA0RDT
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Presentations and SDR workshops related to the YU1LM/QRP designs Demonstration SDR work organized by my amateur radio club YU1FJK( Contest call 4N1A ) Beograd March 2007 YZ1BX OP. VEL was demonstrating SDR work with DR2A and experience YU1EXY( Contest call 4O1A ) in CQWW contest 2007 160m. Standing from left to right YU1AA Aca seating YU1LM Tasa, YU1EW Zoran and standing YZ1BX Vel at front table. Demonstration SDR work organized by YU7BPQ amateur radio club Novi Sad April 2007YU1LM/QRP was demonstrating SDR work SDR Workshop with more than 35 participants organized by Rahul VU3WJM in IIT Kampur India, subject was YU1LM/QRP's DR2B modified SDR Workshop with 20 participants organized by Larry F6FVY, Laurent F6GOX... in France ARP Club Paris 2007 subject was YU1LM/QRP's DR2C . All receivers finished successfully.
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