Search results
18 kwi 2020 · A well-designed Z-match tuner has a high Q and is more efficient (less lossy) than other types of tuners. The fixed inductor simplifies construction (no taps or rollers needed). Using a toroid inductor and some small poly-film variable capacitors, the Z-match can be built into a very compact package.
- Downspout Antenna Maintenance
Like many of you around the world, I'm under a stay-at-home...
- Morse Code Day 2020
It's that time of year again. Today is Morse Code Day....
- Skeeter Hunt 2023 Announced
Chętnie wyświetlilibyśmy opis, ale witryna, którą oglądasz,...
- Pota With Repurposed Antenna Parts
While going through my stash of old parts, I came across a...
- Bracket for The Gra-7350Tc Antenna
The SWR on 30M was a bit lower but still above 2:1. Again, I...
- Boschveldt Qrp Field Day 2023
Another Boschveldt QRP Club Field Day is in the books. The...
- Downspout Antenna Maintenance
The QRP Manual Tuner appears to be the combination a few pieces of work, some that are possible to locate on the Internet. SWR Indicator Circuit - Dan Tayloe N7VE LED SWR indicator
The Ultimate transmatch. Usage and benefits of transmatch. A pdf document from a QST article made available for novices and beginners by ARRL. A Portable Antenna Matching Unit. A small HF antenna tuner project for qrp operations. Includes circuit diagrams pictures and test results by GW4ALG. Remote Antenna Tuner. Remote antenna tuner.
Basic multi-z antenna tuner for QRP. Easy to tune low-z and high-z antennas. This is just an experiment while testing it with my 40m EFHW antenna.
1 paź 2021 · David N7DDC has released a new version of his ATU-100 as a low-power consumption and 10 W QRP version of his popular autotuner. The design is focused on low power consumption during operation. Latching relay are used make this happen.
The ZM-2 ATU is a simple manual antenna tuner that you can purchase either as a fun-to-build kit or fully assembled and tested. I’ve owned my ZM-2 for many years, and I believe every QRP field operator should have one.
21 maj 2021 · QRP Manual DIY Antenna Tuner Kit 1 -30Mhz. This little QRP (low power) Antenna tuner has been around for a while and it is sold as a Kit from Aliexpress, Amazon, Ebay, Banggood to name a few. The price ranges from $8.00 through to $60 (discounted for the same group of components.
