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TypePostAuthorRepliesLast updated
CircuitPotluck Inventory Excel spreadsheet ka5oai86 days 22 hours ago
CircuitFour Transistor Discrete Audio Amplifier ka5oai15 weeks 7 hours ago
CircuitDiode Product Detector ka5oai15 weeks 7 hours ago
Blog entryrepository of qrp circuits two years ago wb8icn95 weeks 7 hours ago
Blog entryloaded dipoles kc5wa11 year 17 weeks ago
Book pageQRPedia Circuit Repository index ka5oai01 year 36 weeks ago
CircuitWA1FXT Potluck BFO ver. 1.0 ka5oai01 year 36 weeks ago
CircuitexpressPCB.com Schematic Capture reference file for the Potluck Contest ka5oai01 year 36 weeks ago
Circuit40m BPF ka5oai01 year 36 weeks ago
CircuitBFO/Carr Osc and Buffers ka5oai01 year 36 weeks ago
CircuitModified Parallel IF Amplifier ka5oai01 year 36 weeks ago
CircuitVFO using Bipolar transistor and mechanical variable capacitor ka5oai01 year 36 weeks ago
CircuitDiscrete Product Detector Ver 1.1 ka5oai01 year 36 weeks ago
Circuit2 MHz VFO and RIT for 40M rig ka5oai01 year 36 weeks ago
CircuitExtremely stable VFO (2100 KHz) designed for 40 meters with a 4.9137 MHz IF ka5oai01 year 36 weeks ago
CircuitSingle Transistor Post-Mixer Amplifier ka5oai01 year 36 weeks ago
CircuitBFO/Buffer/Dual Output ka5oai01 year 37 weeks ago
CircuitActive Low-Pass Audio Filter (using discrete transistors) ka5oai01 year 37 weeks ago
CircuitClass AB Audio Amplifier ka5oai01 year 37 weeks ago
CircuitPost-Filter IF Amplifier ka5oai01 year 37 weeks ago
CircuitDiscrete Audio Amp ka5oai01 year 37 weeks ago
CircuitDiscrete broadband RF Amp ka5oai01 year 37 weeks ago
Circuit2 Transistor Post-Mixer Amplifier ka5oai01 year 37 weeks ago
CircuitSingle-Balanced Mixer ka5oai01 year 37 weeks ago
CircuitDouble Balanced Diode Ring Mixer ka5oai01 year 37 weeks ago