echo cancellation

November Echo International D.X. Group. - 11 metres d.x. group northeast england.

Echo Alpha Int. DX Group - Radio group with members all over the world.The group offers free membership including use of the groups PO Box and quality QSL cards.

Tango Echo DX Group - Thames Estuary DX Group based in SE England. Mods, links and radio contests throughout the year.

Echo-Echo DX Group - The ECHO-ECHO group is an International Radio Club of 11 meter operators. The Group was founded on spring 1989 in Warszawa, the capital of Poland, to study propagation and to promote friendly and brotherly relations among radio operators in the world.

ED international DX group. - ED official web site

Whisky Bottle 26TE11 Priority listing - Personal pages on CB radio in the SE of UK and my involvment with the Tango Echo DX group

OK1UU Priority listing - Ham radio history in Czechoslovakia. OK1UU (ex OK1VVW) personal pages. Anti -NCI activity.

SPARC - SPARC club offer live repeater audio streaming from West Haven, CT USA. EchoIRLP link also available.

PA EchoLink Info Site - EchoLink nodes throughout the state of Pennsylvania. Including an EchoLink message board.

Echolinkhams - Users of the new echolink system. Including ham general discussions and topic's.

KG4LMU Home page - My home page and echolinkhams internet linking ham radio group.

KC5ORO Echolink Internet Linking System - Echolink is software that allows amateur operators to communicate via the internet. It works by VoIP or Voice over IP technology

The EchoLink Community Message Board - Forum dedicated to echolink community

Michigan Echolinks - Michigan Echolink repeaters and links, Echolink coverage map

Official UK distributor for IRLP - Official UK distributor & Support centre for the IRLP network.

METEOR software - METEOR v 4.0 DOS and COLORGRAMME Specialized software in the detection and registration of echoes radio products by meteors shower (falling star) at the time of their gone in atmospheric

N1YHR - packet radio station - Cape Cod area packet radio system, Echolink Node #276022

KG4YZY / N4SCF Repeater System - Information and a photo album of the KG4YZY 146.760mhz and N4SCF 442.650mhz repeaters in New Port Richey, FL. System is linked 24/7 into the NI4CE regional system. Online streaming & echolink online.

Mistery of LDE explained - The Five Most Likely Explanations for Long Delayed Echoes

M.E.B.A. Electronics - Distributor of electronic's, also carry astatic, cherokee, cobra, dosy, firestik, solarcon,CB radios,10 meter radio's, antennas, microphones, power supplies, echo boards, expanders, meters and CB accessories along with Mobile audio/video products.

MJ Products - Wholesale distributor of CB radios, parts, antennas, microphones, power supplies, crystals, echo boards, expanders, meters and CB accessories.

EchoFilter - EchoFilter uses the soundcard of a PC to process income audio signals in real-time. The narrow filter bandwidth allow the extraction signals and sounds from the audio signal that may normally be close to inaudible. It is intended for radio HAMS, hobbyists, researchers, scientists and students in the DSP field.

EchoLink - EchoLink allows Amateur Radio stations to communicate with one another over the Internet. The program allows worldwide connections to be made between stations, from computer to station, or from computer to computer. Fully Compatable with I-Link. Download from here.

EchoMac - This is a program for MacOS X to access the Echolink system.

EchoStation - EchoStation is a commercial windows repeater-control program for Windows which makes it easy to set up a complete, fully-functional repeater or announcement machine using a personal computer. Demo version available