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A Limited space HF antenna review


A 40 meter half wave dipole antenna compressed into such a small size
post 04 Dec 2024
A Limited space HF antenna review

Antenna 40 Meter Links

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4 element 14 mhz yagi for 7 MHz
This article is about how to turn a CueDee 4-element monobander for 14 MHz into an efficient duo band for 7 and 14 MHz with some ingenious handles.

2 elementi Yagi per la banda 40
Mi son deciso di scrivere delle note tecniche e costruttive della 2 elementi Yagi per la banda 40 metri home made OB2-40

Linear Loaded 40m Dipole
Here is my dipole for 40m band. It is a simple linear loaded dipole feeded with 450-Ohm openwire feedline

40 meter Phased Array
Coaxial delay lines in his two-element phased array, and some users still use delay lines with good results


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