4 element LFA Yagi for 28MHzupdatedPriority listing
- The lastest PSO (Particle Swarm Optimisation) techniques where used to produce this fantastic 10m antenna. Excellent performance from a short boom. USA/UK and European tube sizes.
How To Make A VO-52 SAT QSO Video
- Using a home made 10 element 435 & IO Loop for 145MHz, with a Yaesu FT-847. Simon - 2E0HTS, adjusts his (uplink) transmitted signal to correct the doppler of the Received (downlink) frequency.
I0JXX Ham Radio Partsupdated
- VHF UHF Amateur radio antenna and antenna parts, accessories for homebrewers, antenna kits, tubes, antenna masts, antenna tripores, insulators, power amplifier mosfet, power splitters by I0JXX
Plate choke design
- The plate choke, as used in an HF tube type amplifier in this article.
Tube-type amplifier FAQs.
- This page should help the less experienced users solve common problems and questions about HF tube-type amplifiers by Matt Erickson KK5DR
What makes a Good tube-type HF amplifier?
- This article is written for the ham who is about to purchase their first HF amplifier or wants to buy an elite class of amplifier that could last the rest of their ham career.