gps receiver

Antenna Diversity - Single antenna with multiple polarization for diversity, diveristy receivers and propagation effects on signal polarization

Ten-Tec RX320 Online receiver  ^updated - Ten-Tec RX320 HF AM,CW,SSB online receiver from Zwolle Netherlands.

PI6TEN repeater live stream - Live reception of PI6TEN 10 meter FM repeater from the Netherlands.

WebSDR in Rhode Island USA - N8LI WebSDR receiver on 40 meters band from Rhode Island USA

160m WebSDR from Poland - WebSDR receiver in Wroclaw, Poland. Antenna is 160m inverted-L 12m height.

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

PM-SDR - A new SDR-receiver from the italian SDR developers community. Low-cost, DDS-less Software Defined Radio full coverage receiver for all HF bands, used with powerful software on the PC for multi-mode operation

Cross Country Wireless SDR Receiver - SDR Receiver a compact high performance HF software defined radio receiver designed to be used in fixed or portable stations. Version 2 of the receiver is now available. It now has an RF pre-amplifier using a power MOSFET and other revisions to improve it's performance both as a stand alone receiver and as an IF panadaptor with HF and VHF transceivers.

Software Radio Laboratory LLC - Makers of SRL QuickSilver QS1R Receiver

Receiver Tests - Receiver tests of some transceivers and receivers including FT-1000, FT-2000, IC-751, IC-756 IC-7800 and TS-870

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

Bonito RadioCom Onlineshop - Whether Hamradio software, Transceiver or Receiver, WiFi sticks as well as practical accessories. Bonito have everything around the topic Hamradio.

U2APRS Android APRS Tracker - U2APRS is an APRS client application running on Google Android OS.It locates your position using GPS, 3G, and WiFi, and uploads it to the APRS-IS.

Repeater Range Android App - M3OYQ’s Repeater Range is a free application designed to run on the Android mobile phone platform. The the app listens to the onboard GPS and displays the bundled repeater database as a simple list sorted by the range.

QTH locator - Ham Radio Android Apps to displays your current QTH locator on Google Maps using the GPS or WiFi / network location.

Improving Receiver Noise on 50 MHz - Tests on a preamplifier for 50 MHz installed right at the feedpoint of the antenna.

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

TenTec RX320D Receiver - TenTec Receiver RX 320 D Review by DF9CY

DRM Demo Receiver - Christoph Petermann DF9CY DRM demonstration receiver project including Circuit Diagram and component list

Bartling RX-40 Receiver - Circuit Diagram and Construction of the Bartling RX-40 Joachim Münch DF4ZS

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

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

Simple Regen Radio for Beginners - The Regen Shortwave Receiver using Manhattan-style ugly construction techniques.

An SDR receiver project - A project for a SDR receiver by Juan Domenech Fernandez

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