20 meter

40 thru 10 Meter Zepp Antenna  ^pop - A modified 20 meter double zepp wire Operating Bands: 40 thru 10 meters (with tuner), basic construction and performance information.

DX Dual Dipole  ^pop - Two dipoles fed from the same coaxial line by n6bz for 20 and 15 meters

Inverted U antenna for 160m - An inverted U wire antenna for 200 meters and down

Coaxial-Cable Trap Dipole  ^{updated  pop} - An Attic Coaxial-Cable trap dipole for 10, 15, 20, 30, 40, and 80 meters

Rotatable Dipoles  ^pop - Portable, and shortened with loading coils rotatable dipoles for 6 meters, 20 meters and multibands.

Monoband Yagi for 20 m - AB4GX K4EAA Mononband yagi antenna for 20 Meters

PV5 Yagi antenna for 20m - 5 elelents yagi beam antenna for 20 meters band by T93M

PV4 4 element Yagi antenna - PV4, W2PV 4 element Yagi antenna as described in ARRL antenna handbook 15th edition for 20 meters band by T93M

40 Meter Parasitic Delta Loop  ^pop - 40 Meter 2 element full size parasitic delta loop wire beam construction and switchable

NB6Zep Antenna and more - A modified EDZep for 20 meters, Yagi, Zepp Beam, Dual Dipole, Space Restricted 80 meter wires. Operating Bands: 40 thru 10 meters with tuner

80Mt rotating Quad - 2el 40Ft front to back spacing 80 meters Quad antenna

Petlowany Three-Band Burner Antenna - a simple, low-cost, trapless short vertical antenna which amazingly works on three HF bands (20, 15 and 10 meters)

Vertical wide band 7-21 Mhz  ^pop - The RXO unitenna pdf file a vertical antenna for 40 to 15 meters band

Smithe Windom Six Band HF Windom antenna - HF Windom antenna, cover 80, 40, 20 15, and 10 meters, antenna design by K3MT

Short Dipoles  ^pop - Short dipoles and verticals for 160 80 and 40 meters

8Q7TB Maldives - 5 June 2010 till 25 June 2010 PF4T will be QRV on 40 and 20 meter bands

The San Diego Six Shooters ham radio club Priority listing - The San Diego Six SHooters Amateur Radio Club, established in April 2001, is dedicated to promoting all modes of operation on the Six Meter Amateur Radio Band.

WebSDR in USA W4MQ  ^pop - Internet Remote Base WebSDR radio receive from Reston, Virginia with remote control cover 160 40 and 20 meters band

SteppIR Antennas - 20 meters through 6 meters, antennas

T.G.M. Communications - MQ-1 four band HF beams 20,15,10,6 meters MQ-2 six band HF beams 20,17,15,12,10,6 meters, beam antennas and Hybrid Quad antennas

Six Meters: An Introduction - An extensive introduction to 50 mhz band, (6 meters)By Dave Finley N1IRZ, appeared in QRPp Winter 2000

3905 Century Club RTTY Net - The RTTY Net is one of several Nets run by the 3905 Century Club. There are SSB Nets on 160, 75, and 40 Meters and CW Nets on 80 and 40 Meters

Sporadic E propogation Priority listing - Sporadic E notes with reference to ten meters FM by g4xgt

SB-200 Six Meter Conversion - SB-200 Six Meter conversion using the GI-7B by N4LR and W4ZT

IK3OIL Ham radio homebrewing - A site devoted to Amateur Radio Homebrewing, CW-decoder, CW QRP Transceiver for the 40 & 20 meters band, CMOS reader