qrp receiver

Oldradios.co.nz - A new zealand radio servicemans personal tribute to old 'boatanchor' valve communications receivers, dx listening posts of the 1950's, early radio literature, vacuum tube (valves) collection, early tube testers, unusual

Combat Radio - Buy old manuals, military radios, kits, receivers online shop

Radio Exchange - A free marketplace for hams and radio enthusiasts to list extra receivers, transmitters, parts and associated items to be posted.

The TubeBug - This site is dedicated to collecting and restoring older professional receivers and transmitters.

W5AM Museum - Receivers and transmitters by Collins , Drake , Hallicrafters , Hammarlund , National Receivers

W9OL QSLing pages - Just a page with a few files to help other deserving qrp'ers obtain the qsl they so richly deserve. Includes IRC/GS Charts, DXCC conversion and USSR conversion tables

Rete QRSS/QRPp a 28.322 MHz - A QRSS Blog

IZ1HVD Danilo - IZ1HVD Danilo Boatanchors & QRP Enthusiast

JR6NJD remotely-controllable receiver - JR6NJD offer a web-controlled Icom PCR-1000 receiver radio, located in Beppu, Oita, Japan

Russia ATV Amateur TV - Digital Amateur Television web sited include a D-ATV transmitter, D-ATV receiver, D-ATV modulator D-ATV schematics by RA3TTS

QRPp Presentation - AE5K online presentation

G4OEP QRSS pages - Pictures of QRSS Signals, a homebrew receiver for 136 Khz

G6AVK QRSS experience - QRSS/QRPp and Beacon News and info with some very interesting links

WB3ANQ Web Site - Operational mode QRPp QRSS Running as an MEPT Manned Experimental Propagation Transmitter

I0SKK - 10 MHz QRPp beacon - Pictures and schematics about QRPp experiments using QRSS on Ham Bands as 10 MHz, 7 MHz,

30 meter MEPTa kind of QRSS and QRPp Beacon

30m QRSS Receiver - G0UPL QRSS receiver inspired by I1DFS receiver

Linrad - Multiplatoform freeware DSP software. Linrad has its origin in software that was developed for 144 MHz EME CW but it is quite general and should be seen more like a kit for designing a receiver that a receiver for some particular usage. It can be used as a CW receiver with a small time delay and a fast waterfall graph. A dsp for conventional receiver to imporve signals readability, a spectrum analyzer.

DSCdecoder - DSCdecoder decodes the DSC digital signals from ships and coast stations using the sound card in your PC. You need a suitable MF, HF or VHF band radio receiver tuned to one of the DSC distress and calling channels or to one of the Navtex channels

Virtual Legacy Radio - Windows remote control for Yaesu or Icom. Displays the current transceiver settings frequency, mode, and others on the PC in an old-fashioned way that corresponds to the look of receivers in 70's. DX-Cluster Watch (DCW) is an application that automatically refreshes a web page with the dx-cluster content, parses spot lines from it, keeps a consolidated list and inserts the spots to VLR as frequency markers by OK1FIG

RT Systems - Windows Programming Software by RT Systems for Amateur Radios and Receivers

A Homebrew SSB Transceiver for 60 Meters - Description of the design and building of a homebrew phasing-type ssb transceiver for the 60 meter band by Paul Alexander WB9IPA

Receiver block diagram - This is a block diagram of a superhetrodyne receiver.

A good regenerative receiver - A good SSB-CW-AM regenerative receiver with a fine tuning by moving the wooden stick with a grounded piece of PCB towards the coil.

Dual phase Software Defined Radio - Dual phase coherent Software Defined Radio using two K2 Elecraft receivers and programming in Matlab/Simulink.