antenna measurement

41 links

2 Meter Slim Jim antenna from Ordinary Wires
Slim Jim J Integrated Match J Pole is probably the most easiest and powerful 2 ...

[ Hits: 5353 | Votes: 6 | Rating: 5.17 ]
Budget-Friendly 5-Element Quad Antenna Design - KD6GLF
Constructing a 5 element quad antenna the author aimed for low cost and simplicity resulting ...

[ Hits: 121 | Votes: 1 | Rating: 7 ]

Full Wave Loop Antenna Calculator - JJ Johnson ^updated
Use this online calculator to determine the length of a full wave loop antenna from ...

[ Hits: 930 | Votes: 7 | Rating: 6.14 ]
Vertical Antenna Calculator - JJ Johnson ^updated
Use this online calculator to determine the length of a quarter wave antenna from the ...

[ Hits: 922 | Votes: 9 | Rating: 6.32 ]
Dipole Calculator - JJ Johnson
Use this online calculator to determine the length of a dipole antenna from the frequency ...

[ Hits: 945 | Votes: 11 | Rating: 6 ]
Extended Double Zepp NVIS Antenna Calculator - WestMountainRadio
Extended Double Zepp measurements for all ham bands and online calculator The antenna is constructed ...

[ Hits: 125 | Votes: 3 | Rating: 7 ]

A Reversible Beverage at ZL3IX - ZL3IX
How do two wire reversible direction Beverages work an excellent document that explains fundamentals of ...

[ Hits: 524 | Votes: 0 | Rating: 0 ]

Coil measurement experiment
Comment on W5DXP 2011 coil measurement experiment

[ Hits: 597 | Votes: 0 | Rating: 0 ]

Fan Dipole Antenna for 40 20 and 6 meters - PA0ROB
A fand dipole antenna home made for the 7 14 50 MHz This article descbribes ...

[ Hits: 329 | Votes: 0 | Rating: 0 ]

Spiderbeam VS Hex Beam - DJ0IP
Differences of Hex Beam and Spiderbeam antennas designs performance and measurements rotor considerations when using ...

[ Hits: 411 | Votes: 6 | Rating: 9.67 ]

Noise Figure Measurement using Standard Antennas
Measuring noise fiugre on the W2IMU horn and the dual-dipole-feed

[ Hits: 354 | Votes: 2 | Rating: 2 ]

Full wave loop antennas
Measurements for building a full wave loop using wire

[ Hits: 1120 | Votes: 1 | Rating: 3 ]

Antenna Maria Maluca - DL1RLB
Antenna construction project and report on efficiency and SWR measurement by DL1RLB project implemented in ...

[ Hits: 509 | Votes: 1 | Rating: 9 ]

Cushcraft R7 repair and tests - F5DQK
F5DQK repairing and swr measurement tests of a Cushcraft R7 Antenna

[ Hits: 1938 | Votes: 2 | Rating: 9 ]

Measuring 2.4 GHz Helix Antennas - IW2ACD
It is not very difficult to design and make a helix antenna for a specific ...

[ Hits: 750 | Votes: 5 | Rating: 9.2 ]
RF Measurement on W3EDP antenna
RF Current measurements on a Long Wire W3EDP antenna

[ Hits: 628 | Votes: 2 | Rating: 5.5 ]
Antenna Measurements - Bevelacqua
Testing of real antennas is fundamental to antenna theory The most common and desired measurements ...

[ Hits: 61 | Votes: 1 | Rating: 10 ]

Performance of 49:1 Ferrite Core Transformers - AF7NX
There are quite a few recipes for building a suitable transformer for an end fed ...

[ Hits: 151 | Votes: 4 | Rating: 7 ]

HexBeam vs SpiderBeam
In these slides differences between spiderbeam antenna and hexbeam antennas are explained comparing performances and ...

[ Hits: 2021 | Votes: 4 | Rating: 7 ]