40m receiver

3 Elements 40m full size U Antenna - 40 m three elements U antenna at 25m hight.

A 4:1 Air-wound Balun - 40mm diameter grey PVC pipe with a length of 9.5cm

80m / 40m Dipole - Build instructions for the 80-40 dipole antenna including Ugly Balun 40m trap and 80m Dipole

ZA/F4DTO - F4DTO/ZA and F4GFE/ZA Albania 2 to 16 April 2011 40m to 10m

WebSDR from Slovenia - A WebSDR receiver located in Novo mesto, Slovenia, qth JN75NT operating 40 and 80 meters bands

WebSDR in Romania - 2 Softrock Lite II Receivers by YO3GGX located in Breaza Romania

WebSDR from Siberia - Softrock 6 20m receiver located in Tyumen Russia

WebSDR in Washington USA - WebSDR receiver by KC7IGT on 40 meters located in RENTON, WA USA

Cross Country Wireless - UK manufacturer of ham radio accessories, including TNX, SDR receivers, RF Diplexers Triplexers, bandpass filters, iambic memory keyers.

MPFilters for FT-1000MP - MPfilters is a Windows-based program which enables you to select the Yaesu FT-1000MP and FT-1000MP Mark V main receiver and sub receiver IF filters via the radio’s CAT port

Yaesu FT-2000 Panadapter - Yaesu FT-2000 Panadapter, using the Softrock 9 Lite, SDR receiver kit

QST Reviews Key Measurements Summary - QST Magazine Product Reviews - Key Measurements Summary - HF-Transceivers or Receivers. Compares Yaesu FTDX5000, Elecraft K3, Flex 5000 and Kenwood TS-590S

Yaesu VX-2 jumpers - This walkie is sold without the wide band receiver enabled, this is, only 144 and 432 MHz band

CuteSDR - CuteSDR Open-Source application for MacOSX , Linux, and Windows designed to run with RFSPace SDR receiver

ControlSoft AR5000 - The software controls a communication receiver AR 5000 designed by AOR. It allows controling the receiver via a PC using a serial port

R-20 Signal Capture and Analysis Software - Connect your R-20 Communications Receiver to your computer. Put your listening hobby on your computer desktop.

SDR-RADIO.com - SDR-RADIO.com is a Windows console for SDR receivers and transceivers. Designed for the commercial, amateur radio and short-wave listener communities, the console provides a powerful interface for all SDR users. Many SDR owners have made their radios available over the internet. Just look at the Web Servers page for a list of the radios you can use. You do not need a licence to use this sodftware with RFSPACE, FUNcube Dongles, Soundcard (SoftRock) and low-end SDRs.

The BBRC Frequency Counter - The Burnham Beaches Radio Club frequency counter is a PIC micro controller based frequency counter with LCD readout. It can be used stand alone or the in built offsets allow integration into a receiver

20m CW QRP Transceiver - The direct-conversion receiver uses an audio-based automatic gain control, an LC tone filter, and a 100-kHz crystal for frequency alignment. The same VFO is used for transmitting and receiving by DC1YB

A Simple Receiver - the DC40 - A beginner's direct conversion receiver

VXO 80 metre receiver - 80 metre ceramix VXO with schematic and assembly instructions

30 m Band Direct Conversion Receiver - The direct conversion receiver described consists of only a bandpass filter, mixer IC, VFO and audio filter. With only 22 parts, this simple circuit should take a few hours at the weekend to construct.

Direct conversion receiver experiments - M1HOG Direct Conversion Experiments

SDR hardware architecture - Essentials about the key areas of importance for the software defined radio SDR hardware and the SDR hardware architecture used.

Weak Signal - Linrad and SDR-IQ - Linrad and SDR-IQ Software Defined Receiver on Shortwave