3 500 tubes

15m Delta Loop - Delta Loop Antenna for 15m

50 Mhz 6 element yagi - G3PTO antenna drawing plan for a 50Mhz 6 Element Yagi

Bazooka Calculator  ^pop - Calculate Double bazooka for Win3/Win95 by W4BEJ

Inexpensive GPS mobile Antenna - An inexpensive external GPS antenna, for 1.5 GHz band for GPS receiver, If you operate APRS or just need an external antenna for your GPS receiver, here’s one that is easy to build yet offers surprisingly good performance in a compact size. Best of all, it uses commonly available components and materials.

MD-DC QSO Party - Rules and regs and forms and previous winners of this event.

Sporadic E research Challenge F8SH - Challenge for the promotion of VHF contacts via Spor. E - from 1 may to 30th of September 2001

Wireless Association of South Hills - Serving the South Hills area of Pittsburgh, PA

XQ3SA Guillermo - XQ3SA personal website and Chilean Internet Callbook.

RW3AG Vlad Plugin - I live in Vnukova, Russia near Moscow.

Pontus/SM¤RUX - Internet site devoted to amateur radio. In swedish

IC8JAH - Capri island EU 31 iota referens

W4JBM Jim Priority listing - Information on ham radio including qrp, radio kits, Heathkit sw-717, Realisitic DX-160 and DX-302, and more.

Realistic DX Radios - Mailing list for people who own or are interested the various Realistic DX series radios from Radio Shack/Tandy. The DX-160 and DX-302 are frequenty discussed.

Digital Oscilloscope kit - The kit is build on a 75mm x 65 mm PCB and consists of only a few components. Kit includes comprehensive hardware details, Windows 95/98 software plus all the parts you needs to build this project.

PSK31 and Hellschreiber - Exaustive introduction to PSK31 and Hellschreiber by Bob Rushby

First Class Operators Club - British based CW club, originally founded in 1938

Adventure Radio - Europe - A site dedicated to portable operation in the great outdoors!

Ariel 30 - HF wire antenna design program by WB4ZYA for DOS

Antenna Log Periodic Design - Log periodic antenna design excel sheet file download, in italian.

Magnetic Loop Designer - Magnetic Loop Antenna Design software by DK1NB

Atlas software for DX hunters Priority listing - Electronic World atlas for radio amateurs. DXCC and province prefixes, CQ and ITU Zones in the rectangular and azimuthal projections, continuous zoom and scrolling, Gray Line, city and island index, unique hierarchical prefix database. COM/OLE Automation for easy integration with 3-rd party programs.

Frees - Calculates the freespace range of a radio-link. It is useful for radio amateurs, radio engineers and for SETI signal estimations. Calulation of parabolic dish antenna-gain is included.

Duplex 144 432 - A full duplex antenna system for 144 432 Mhz

Ham Radio Circuits  ^pop - Circuits of SSB Transceiver, AM DSB Transmitter, Antennas, BFO, VFO, 807, FM Mike, Crystal filter and more.

Nokia Mobira Benefon Ericsson & Philips mods - Conversion notes and amateur radio firmware especially for Finnish PMR radios and cellular phones like Nokia, Mobira and Benefon. Also some information for other European brands (Ericsson, Key Radio/Kyodo, Philips) and an extensive link collection.