transmission line

N. American Data Communications Museum - Telephony technology from telegraph to digital transmission

Beacon Transmission Schedule - This table gives the minute and second within each hour of the start of the first transmission of each of beacon on each frequency

Mongolia DX Association - Mongolian DX club with a lot of dx info and an online DX newsletter

VP8CRB - On-Line VP8CRB DXpedition Log

E30GA Eritrea - NFDXA On-Line Eritrea DXpedition Log

XR0YG Online-Log - XR0YG Log On-line Easter Island 2013

IOTA EU-110 Log St Nikola Isl - 9A/I2OGV, 9A/I2RFJ, 9A/I2ZBX, 9A/IZ2LSC 2010 dx pedition online log

DX & IOTA News Bulletin - Subscribe now to get CB DX & IOTA News bulletin every 2nd week for free.

Grey Line Map - Earth view, with satellite data provided by The Living Earth.

Grey Map - Gray line map in black and white

PA3ANG Online Receivers - Control an ICOM PCR-100 and listen to the audio stream. This web controlled receiver si based in the Netherlands by PA3ANG and offer 10kHz - 1300MHz in AM, FM, FMW

Angle linear  ^pop - Linear Radio Frequency (RF) products and peripherals for communications

Texas Towers - Ham radio products, with on-line catalog and prices

Signal Engineering - Signal Engineering technologically advanced antennas with modern design and construction technique. Up to date information about current line of high performance 10 and 11 meters antennas.

All Electronics Corp. - Surplus and electronics parts. On-line catalog available.

KBT DC Supplies - Linear Regulated DC Power Supplies

HF Propagational Resources - Create Online Maps, Check Forcasts and Conditions, more features being added each month, by hfradio.org

The World above 1000Mhz - Microwave general web site by G3PHO

Morse Code Teaching Machine - morse code machine to learn cw transmission

TC CB Linears & Amps  ^pop - Sale of new CB Radio Linears Amps Modulators and more large price list on site.

Camellia Trophy Shop - Custom Engraved QSLs, Designed On-Line

Universal Radio  ^pop - Online Catalog. All about Radio comms, HF VHF Scanner CB radios, antennas and accessories

CQRLOG - Advanced ham radio Linux logger based on Firebird database. Provides radio control based on hamlib libraries, DX cluster connection, QRZ callbook, a grayliner, ON6DP QSL manager database support and a most accurate country resolution algorithm based on country tables developed by OK1RR. CQRLOG is strongly focused on easy operation and maintenance.

Morse Academy - Online documentation and overview about Morse Academy, shareware cw learning software

QRP Amplifier - HF Bands QRP linear amplifier by SM0VPO