Antenna Ramblings
The vertical and horizontal is an issue more so locally, where line of sight signals are concerned. There the 20…
224.740 MHZ Antenna Build
Here It Is Ladies & Gentlemen 3 Element Yagi Vertically Polarized For 220 MHZ And Centered On KA9qjg Repeater. Lengths…
224.740 3 EL-Yagi Design
Don Ka9QJG Runs a 1.25 Meter Repeater On 224.740 Mhz, I Seldom Hear SomeOne Using It, But He Keeps It…
Home-brew End-Fed 49:1 UnUn.
The First Thing New Ham’s Often Ask: What Is An UnUn? And What Is It Used For In Antennas? The Short Answer Would…
Kenwood R-1000 Communication Receiver MOD
Just Got a Deal On this Kenwood R-1000 I Entended To Give This radio To My Father, As He Likes…
KA9QJG Don Visit To My Shack
Houston We Have a Problem, The Repeater Is Not working. So Next Afternoon I & Don Met At The Repeater…
DIY Dipole Center Insulator
A Cheap DIY Center Insulator For Dipole Antennas Here Are The Part List And Measurements 2X 1.5″ PVC Cap 1X…
KA9QJG Repeaters Systems
The KA9QJG Repeaters Are 2 Meters 147.045 +Shift 131.8 PL Tone Analog 1.25 Meters 224.700 – Shift 131.8…
(KC9UVT) The First Post
From Don KA9QJG This is the hardest post I have ever had to make to let Everyone Know That I…