transmit antenna

72 links

Small Transmitting Loop Project - KK5JY
Article about small magnetic loop antennas with notes on realization of magnetic loops for several ...

[ Hits: 1080 | Votes: 3 | Rating: 10 ]

Frame Antenna for 80m - DL1GSJ
A frame antenna for the 80 meters band built to be folded and to be ...

[ Hits: 730 | Votes: 5 | Rating: 8.8 ]

Switchable MTFT for Wire-Antennas - Martin, DK7ZB ^updated
A switchable Magnetic Transformer for Transmitting for various impedances

[ Hits: 1216 | Votes: 90 | Rating: 8 ]

Caged Fan Dipole Antenna - W5MZ
There are a large number of antenna designs for HF One choice out of many ...

[ Hits: 675 | Votes: 2 | Rating: 5.5 ]

Chocking the End-Fed Antenna - VE3VN
Stop common mode current when transmitting with an end fed antenna Unbalanced antennas are very ...

[ Hits: 828 | Votes: 1 | Rating: 8 ]

A multiband indoor loop antenna
An indoor antenna that works form 20 to 10 meters bands A transmitting loop antenna ...

[ Hits: 1066 | Votes: 3 | Rating: 2 ]

Magnetic Loop 80-20 by N4SPP
A transmitting magnetic loop antenna that can cover from 80 to 20 meters band with ...

[ Hits: 2289 | Votes: 10 | Rating: 5.9 ]
A Small Loop for 20 and 15 meter band - VK5BR
A Small Transmitting Loop Antenna for 14MHz and 21MHz an antenna you might consider if ...

[ Hits: 421 | Votes: 0 | Rating: 0 ]

Designing VHF/UHF Quad Antenna - N6JSX
The information in this article has come from many amateur sources the most notable was ...

[ Hits: 984 | Votes: 7 | Rating: 8 ]

Elevation Angles - ON9CVD
Importance of elevation angles on long distance communications and relation of reception probability with the ...

[ Hits: 236 | Votes: 0 | Rating: 0 ]
Optimizing Ground Radials in End-Fed Antennas - w0btu
An interesting article focused on defining the optimal lenght and number of ground radials in ...

[ Hits: 434 | Votes: 1 | Rating: 10 ]
Improve your Antennas for Low Solar Activity - CTU
How to improve your transmitting antennas for very low solar activity periods vertically polarized 160 ...

[ Hits: 425 | Votes: 0 | Rating: 0 ]

Semi-automatic antenna tuner project - DK7IH
Thsi article describes a microcontroller driven semi automatic antenna tuner capable of handling power levels ...

[ Hits: 291 | Votes: 0 | Rating: 0 ]

VU2NAN Nandu - Nandu
Homebrew Antennas Transmitters Receivers Converters Keyers and SWR RF Current Indicators with photographs an excellent ...

[ Hits: 274 | Votes: 2 | Rating: 9 ]

Breadboard Radio - BreadboardRadio
Maker of QRP Kits QRP CW receiver and transmitters audio CW Filters antenna tuners dummy ...

[ Hits: 1314 | Votes: 1 | Rating: 10 ]

SWR ANTENNA ANALYZER + WSPR TX - iw2ndh
Available worldwide can be used as Arduino Shield or plug it in to you PC ...

[ Hits: 328 | Votes: 8 | Rating: 9.62 ]

Portable Amateur Radio Operations - WD8RIF
The main issues with portable HF operations have become not issues of the transmitting and ...

[ Hits: 497 | Votes: 2 | Rating: 5.5 ]

Delta Electronics - Delta Electronics
Delta Electronics Inc NY USA family owned and operated selling all varieties of consumer electronics ...

[ Hits: 327 | Votes: 0 | Rating: 0 ]

QRO Coaxial Relay for 50 MHz - w7gj
Build a SPDT coaxial relay that can be used as a main Transmit Receive relay ...

[ Hits: 362 | Votes: 0 | Rating: 0 ]

Cross Band Repeaters - W9SM
Crossband Repeating is a process where a Ham transmits one signal on one band typically ...

[ Hits: 207 | Votes: 0 | Rating: 0 ]