70 mhz converter

ZL antenna for 15 meters - Production of a ZLspecial antenna (for 21MHZ).It explains about the way of making a 2el ZLspecial antenna by ja6hic

HF Copper Loop for 20 and 15 meters - A Small Transmitting Loop Antenna for 14MHz and 21MHz. This is an antenna you might consider if you have limited space, by Lloyd Butler VK5BR

Bazooka antenna for 40 meters - A bazooka antenna project for the 7 Mhz by PD7MAA

The zeppelin antenna for 50 Mhz - A end fed antenna used on the big zeppelin airships (thus the name ZEPPELIN antenna) of the 1930's where the wire trailed behind the dirigible.

Top Loaded Portable Vertical - A 3.5 Mhz top loaded vertical antenna built using 2 elevated radials by DJ9RB

Simple FM Dipole Antenna - FM Dipole for 88-108 MHz

K7MEM Center-Fed Half-Wave Dipole ( 3-30 MHz) - A Center-Fed Half-Wave Dipole is probably the simplest of antennas to construct and use. It is usually suspended between two supports, from it's end insulators, and has the feedline hanging from the center.

Multi-pitch Helical Antenna - Creating multiple, overlapping resonance at 700-800 MHz band and leaving the VHF part of the response as in ordinary, narrow band helical antenna.

Design a J-pole Antenna - Enter the operating frequency in MHz to calculate the dimensions for your J-pole.

Jpole for PMR-Radio - A 446 Mhz J-pole antenna

KR1ST Magnetic Loop Antenna - This receive only loop covers a frequency range of about 5 MHz to 22 MHz and is built from readily available parts.

25-30 Mhz Antenna - How buid a loop antenna for 25-30 Mhz in spanish

AO-40 70cm Uplink Antenna - homebrew satellite antenna

1200Mhz 40elements YAGI - A table with element size and spacing for a 40 Elements yagi antenna for 1200 Mhz

Building VHF antennas - An article with notes on home-brewing a 2 meter yagi antenna, a 70 CM "potato masher" and a 70 cm yagi antenna

PSK 31 Contest Calendar - PSK31 and other digital modes contest calendar mantained at the podxs 070 club

VKV zavody Contest site - These pages containing informations about contesting on 144MHz and higher bands. All informations are only in Czech language.

W5AUM Brenham Amateur Radio Club - We are located in Brenham, TX, which is about 70 miles northwest of Houston, TX. We currently have about 34 members in our club.

K5DX The Texas DX Society - The Texas DX Society, founded in 1970, is an organization of radio amateurs in Houston, Texas who have a primary interest in DX chasing and contest operating on HF, VHF, and UHF

E-skip Warnings via Email - Automatic 144MHz E-skip Warnings via Email for European Region

Yaesu FT-847 Video - A yaesu ft-847 on 80 metre band (3 mhz) a video provided at YouTube

AJ3U - TM-D700 Tips and Tricks - The TM-D700 is an amazing radio AJ3U share some interesting tips

TS-870S Specifications - Kenwood TS-870S Features Specifications and Accessories

FT-847 on 70 Mhz - A further study of the spurious emissions from an FT-847 on 70MHz

COLLINS 30L-1 HF Linear Amplifier - The Collins 30L-1 Linear Amplifier has 1000 watts PEP power input on SSB and 1000 watts average on CW on all bands. It can be driven by the Collins 32S-3 Transmitter Collins KWM-2 or KWM-1 Transceiver, or most 70-100 watt exciters.