band pass filter

Homemade 20 metre band Loft Dipole - An homebrewed dipole antenna for 14MHz

BVO2 Yagis - Yagi beam plans for 144MHz band

BV6 50 Mhz Yagis - Two Yagis for six meters band, one 1 wavelength long with a gain of 9.5dBd, and the other a 2.1wl model with a gain of 11.8 dBd.

3 Element Yagi for Six meter band  ^pop - Plans for 3 elements beam antenna and gamma matches

50 Mhz yagi plans - 5 Elem. yagi for 10 meters, 9 element yagi beam antenna for six meters band by ON4ANT

EI7BA's Amateur Radio Pages  ^updated - Multi Band Quad,Cushcraft R5, R7, R7000, repair and maintenance, Remote Antenna Switching, Hexagonal Beam, Automatic Band Decoder, Low Band Verticals, Crank-up Tiltover Tower etc

Tango Delta - Discover and enjoy with us the passion for the radio, last Qsl's printed, TD DX info.

Freeband Academy 11DX Priority listing - An 11 meter DX site promoting exemplary operating practices and a dedication to the betterment of the 11 meter DX radio hobby. A source of ""How To"" 11 meter information and learning for those new to Freeband DXing.

1 AT 174 Max Priority listing - 1AT174 Max Web Site - News about 11M Band

N1MM Free Contest Logger - N1MM is a Free contest logging program for Windows. Bandmaps for each vfo, check function, cw sending, highly integrated radio support. Novel packet spot mapping features.

ARRL DX Century Club Program - The ARRL DXCC Challenge is a new program for all band DXers

Low band monitor - The Low Band Monitor Newsletter is dedicated to the 40 - 80 and 160 Meter DXer.

Italian VHF & up BandPlan - Italian vhf and up frequency allocations mantained by I5JRR

IARU HF band plan - IARU band plan comparagraph

Penn-Ohio DX Society - Unaffiliated amateur radio group based in New Castle, Pennsylvania dedicated to having fun on the HF bands

N1EU's Web Site - Original articles and useful hf links for contesting, TopBand 160M, FT-1000MP, Ten-Tec, SSB Audio, Mods and WriteLog

11 Meter Int. DXers WebRing - "This Webring is exclusively for sites dedicated to international SSB DXing on the 11 meter band. Vendors dealing in sales and service of ""exports"" and related 11 meter equipment also welcome."

Chameleon HF Multiband Antenna - The Chameleon V1 HF Multiband Antenna is a mobile antenna that can also be used as portable. Lightweight antenna system with 10 BANDS capability 6m, 10m, 12m, 15m, 17m, 20m, 30m, 40m, 60m & 80m.

Bushcomm Antennas - Dipole, broardband antennas s/s, portables, manufacturer based in Perth, Australia.

SuperPass Company Inc. - Antenna manufactuer, Panel antennas, sector panel antennas, high gain for ISM, MMDS, PCS, GSM, CDMA, TDMA, 400MHz, 900MHz,1.9GHz, 2.4GHz, 2.7GHz, 3.5GHz,5.8GHz. Broadband wireless applications for ISP,ASP.

About Propagation - About ham band behaviours or propagation towards distant locations.

Propagation below 10 MHz - About the band behaviour or propagation towards distant locations by SM6EHY

Icom IC-706 mods - Enables out-of-band transmit for 1.6 MHz to 54 MHz, Improved VHF recieve mod, other band expansions

HamSphere - This is a Ham Radio Software Transceiver for Amateur Radio. Software works in Windows, Mac and Linux. HamSphere is a community for Ham Radio operators and other radio enthusiasts. Amateur radio equipment is not needed. The Transceiver uses java technology and covers all virtual Ham Radio and Amateur radio bands from 160 to 6 meters.

Commander  ^{updated  pop} - A free application that controls up to 4 Alinco, Elecraft, FlexRadio, Icom, JST, Kachina, Kenwood, TenTec, or Yaesu transceivers, switching between them manually or automatically based on frequency, and displaying frequency-dependent settings for devices like tuners and amplifiers; includes a bandspread, and supports transverters, frequency and mode tracking by an independent transceiver or receiver, SDR-based panadaptors, and SO2R switching with microHam or OTRSP-compliant devices.