20 meters

312 links - and 3 categories

Petlowany Three-Band Burner Antenna
The Petlowany Three Band Burner is a simple low cost trapless short vertical antenna which ...

[ Hits: 6060 | Votes: 5 | Rating: 7.2 ]

Monster Quads
N6LF tells us about his monster two element 40 meter quad with bonus three elements ...

[ Hits: 6378 | Votes: 0 | Rating: 0 ]
HF Copper Loop for 20 and 15 meters
A Small Transmitting Loop Antenna for 14MHz and 21MHz This is an antenna you might ...

[ Hits: 7744 | Votes: 1 | Rating: 5 ]
Small loop antenna for 15 and 20 meters
A Small Transmitting Loop Antenna for 14MHz and 21MHz This is an antenna you might ...

[ Hits: 3598 | Votes: 1 | Rating: 2 ]

KD6WD Moxon Antenna Project
KD6WD introduce moxon rectangles and in particular explains how he built a moxon antenna for ...

[ Hits: 8012 | Votes: 7 | Rating: 7.14 ]

An effective 3 band Wire DX aerial - G4WYW
A 3 band dipole for 10 15 and 20 meters band easy to build and ...

[ Hits: 13437 | Votes: 5 | Rating: 6.4 ]

Backyard 7 Mhz Vertical
A vertical antenna for 40 meters band by PA5MW

[ Hits: 1332 | Votes: 0 | Rating: 0 ]
A portable 10/20/40 mt vertical antenna - IK4DCS ^pop
A portable vertical antenna for 10 to 40 meters designed for mobile operations can be ...

[ Hits: 81675 | Votes: 55 | Rating: 5.01 ]

VE7CA portable tribander yagi - VE7CA
30/17/12 and 20/15/10-Meter Tribanders and a 40 meters inverted V wire yagi antenna

[ Hits: 2657 | Votes: 1 | Rating: 5 ]

CobWeb multiband folded dipole
The cobweb antenna it is basically a 5 band antenna comprising of 5 full half ...

[ Hits: 8637 | Votes: 0 | Rating: 0 ]

The GM3VLB 5 Band mini delta beam
HF multiband mini delta compact and easy assembling antenna that cover from 20 to 10 ...

[ Hits: 11318 | Votes: 11 | Rating: 6.73 ]

Indoor multiband dipole - HB9MTN
This indoor dipole is available in two version for 20 10 meters and 40 10 ...

[ Hits: 7091 | Votes: 5 | Rating: 7.2 ]

SpiderBeam construction guide
Build a spiderbeam from scratch for 20-17-15-12-10 meters band

[ Hits: 2573 | Votes: 5 | Rating: 6.67 ]
G3EJS portable antenna for the IC-703
A portable antenna for 40 20 15 10 and 6 meters operations to be used ...

[ Hits: 3338 | Votes: 9 | Rating: 7.11 ]

Homemade Quad Antenna - hs0zee
A two element quad antenna for 10-15-20 meters by hs0zee

[ Hits: 3628 | Votes: 5 | Rating: 5.8 ]

Delta Loop antenna maintenance
IK4DCS experience on maintaining a multiband delta loop antenna for 10/12/20 meters.

[ Hits: 4295 | Votes: 3 | Rating: 3.33 ]

EZ-Lindenblad Antenna for 2 Meters - AA2TX
This easy to build antenna works well for satellite or terrestrial communication horizontal or vertically ...

[ Hits: 7669 | Votes: 12 | Rating: 9.25 ]

T2FD antenna
A T2FD antenna for 10-15-20 meters band

[ Hits: 4649 | Votes: 15 | Rating: 6 ]

50 Mhz solid state 600W amplifier
G3WZT John Matthews project of a 600 Watt solid state linear amplifier for the 6 ...

[ Hits: 2178 | Votes: 0 | Rating: 0 ]
A 20W Amplifier for 2 meters
VU2RAR basic VHF power amplifier suitable for 144 146 Mhz output power can vary from ...

[ Hits: 3044 | Votes: 5 | Rating: 6.6 ]