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Antenna da radiocaccia


Antenna da radiocaccia

La radiocaccia ardf - amateur radiodirection finding e' un hobby molto diffuso

post 05 Dec 2024


Antenna Yagi Links

63



Feeding and Matching
There are effectively two types of feed arrangements, balanced and unbalanced. Balanced feed line are readily available in various impedances (75/300/450 Ω), but the use of a balanced feedline presents some physical requirements that are not easy to get around

Gamma match per 21 Mhz
Come potete constatare con questo artifizio creiamo un condensatore in cui un'armatura e' rappresentata dalla superficie interna del tondino

Hairpin Match
I don't like this name, and would prefer to call it a "shunt match" because it is really just a simple coil shunted across the coax

Le gain d'une antenne Yagi-Uda
The simplest yagi-uda antenna consists of two elements, a radiator and a director, a radiator and a reflector


Ferrite-shop

Ferrite Shop Ferrite-shop on-line shop, cable clamps,toroids, cable cores, technic,ferrite material choice

Kits and Components

Amateur radio kits by Kanga US

Pcs Electronics

Pcs Electronics RF power amplifiers-pallets archives-ABC of FM AM DAB+ DRM radio transmitters