WebbThe EMCOMM III Portable antenna is comprised of a matching transformer, a 73 foot antenna wire on a line winder, and a 25 foot counterpoise - making a highly portable and effective HF antenna system. Specifications: Frequency: 6M - 160M Power: 100W SSB PHONE, 50W CW, 25W HIGH DUTY CYCLE DIGITAL MODES Length: 73’ + 25" Tinned … Webb3 maj 2024 · Step 1 — Just the Essentials — Proving the theory to myself with a no-frills loop experiment. Step 2 — Vacuum-Variable Capacitor — Adding a high-quality capacitor to allow precise tuning. Step 3 — Motor Driven Capacitor — Tuning the loop remotely with a small DC motor.
Small Loop Antennas DX Engineering
Webb13 apr. 2024 · The coax braid and dielectric are exposed at the midpoint of the cable to … Webb15 maj 2024 · This antenna is a quarter wave on 20m, collapses to less than 26 inches, … cicloferon 400
Top 7 Best Stealth HF Antenna 2024 (Reviews & Buying Guide)
Webb18 okt. 2014 · I carried out a survey in early 2014 to try to discover which portable HF antenna was most popular. Just over 300 people responded. They were asked to choose their "favourite portable antenna" from: Ground-plane W3EDP Endfed Halfwave Single Band Dipole Random Length Endfed Doublet Linked Dipole Magnetic Loop Multiband Loaded … Webb24 jan. 2024 · 7 Best Stealth HF Antenna Reviews 2024. Luckily, Ni4L Antennas isn’t alone in the market. Other brands make high-quality antennas as well. This section covers the top stealth HF antennas out there. Choosing them wasn’t an easy task, but it all boiled down to only 7 options. Learn more about them here. 01. Webb24 juli 2015 · However, because the small, lite and easily portable AlexLoop is optimized for the higher bands, I easily made several strong contacts on the high bands. ... The “primary” of this transformer is a small loop of wire, fed by standard 50 Ohm coaxial cable (coax) that goes to your HF transceiver. It feeds (“induces”) ... dgtr office