Bruce Perens K6BP and Chris Testa KD4BMH update their work on a multi-digital mode radio… what went wrong, and what happens next.
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Building a Delta Loop Antenna For The 30m Band, Part 1.
“Since my 6m Delta Loop seems to work pretty well I decided to build one for the 30m band to be used with my Spiderbeam 12m mast. Unfortunately... Read more
Status QUAD: 2/4/5 StQ 7- 2 elements 40/30 – 4 elements 20/17/15 – 5 elements 12/10
Horizontal and elements rod kit On the models with 4 and more elements, we use an horizontal tie-rods kit, to prevent bending in the horizontal plane.... Read more
7 element 144MHz LFA-Q Super-Gainer Quad Style Yagi
Description If it is GAIN you want from a small boom, this is the antenna for you! Wow, Super compact boom!! Massive 13.6dBi from this antenna!... Read more
SD330 HF Screwdriver Mobile Antenna
SD330 HF Screwdriver Mobile Antenna Specifications: Bands: 3.5 – 30MHz Power Supply voltage & current: DC 12v 100mA Max Power Rating: 200W... Read more
LOW NOISE EXPLAINED ( LFA Antennas ) by G0KSC
A long time has passed since we have to accept the negative aspects of matching Yagi antennas. With modern software, knowledge and optimisation techni... Read more
AV-640 HF VERTICAL, 8 BANDS-40/30/20/17/15/12/10/6 M
Photo:K3RF Hy-Gains new AV-640 Patriot HF vertical is the best built, best performing and best priced multiband vertical available today. Make full us... Read more
DX Commander Premium Build – HF Multi-Band Vertical System
This listing is for the Classic version of the DX Commander vertical. Ideally suited to Christmas Presents, Birthday Presents and for those people who... Read more
Baluns : What They Do And How They Do lt
By Roy lV. Lewallen I’ve always been a bit bothered by balunst since I was never sure what they are supposed to dot let alone hotv they... Read more
![SSTV Transmissions Scheduled from ISS [ August 6 – 7 ]](https://qrznow.com/wp-content/uploads/2021/08/133827-90x60.jpg)
![SSTV Transmissions Scheduled from ISS [ August 6 – 7 ]](https://qrznow.com/wp-content/uploads/2021/08/133827-180x120.jpg)
