Homebrew QRP Projects
- Paraceiver; A 40m parametrically-pumped regenerative receiver
- VLF Receiver; Saturable ferrite core mixer
- Mikums; A one-tunnel diode, 80m transceiver
-
80m Passive Heterodyne Receiver; "No gain, no pain"
- Tunnel Diode Transmitter; An adventure with two dots of dirty Germanium
- Tunnel Diode Receiver
- Parametric Regenerative Receivers
- 40m Wheatstone Bridge 0-V-0 Regenerative Receiver; Passive hybrid reverse antenna isolation
Links
- VK2ZAY; My Australian Doppelgänger
- DL2YEO; Udo's excellent "QRP4U" pages
- G3XBM; Home of the world-famous "Fredbox," among Roger's many fine projects
- DGØSA; Don't miss the SWR Bridge nach DJ7VY, nice filter tools, and the MAS-TRX rig. Tnx Wolfgang!
- Mr. Rick's Tunnel Diode Page; Collection of vintage tunnel diode information
- Micro-TO Keyer; My own Micro-TO uses uL923's and diode "MML" in place of the uL914
- Datasheet Archive; Scavanged components + gratis datasheets/books = happy homebrewer!
- VE1DY; Paul is an accomplished artist, homebrewer and QRP op, par excellence
- Sam Wetterlin; An excellent source of info on return-loss bridges
- OH1WX; Please check out Pekka's FB homebrew projects