match all

55 links

Extended Double Zepp NVIS Antenna Calculator - WestMountainRadio
Extended Double Zepp measurements for all ham bands and online calculator The antenna is constructed ...

[ Hits: 125 | Votes: 3 | Rating: 7 ]

Multi-Band End-Fed Antenna Design for Limited Space - PA3DWC
This document details the construction of a multi band end fed antenna suitable for situations ...

[ Hits: 77 | Votes: 0 | Rating: 0 ]

Multi-Band 4 Foot Magnetic Loop with Gamma Match - AA1IK
This antenna works on 17 20 and 30 meters with the best bandwidth on 20 ...

[ Hits: 142 | Votes: 2 | Rating: 10 ]

Short Antenna for 40-30-20 Meters Band - dj0ip
This page describes an entirely simple One Knob matchbox that will match this antenna efficiently ...

[ Hits: 239 | Votes: 1 | Rating: 7 ]

Tuning OCF L-Dipoles - KK4OBI
The behavior of a straight dipole and its L form is examined in terms of ...

[ Hits: 55 | Votes: 0 | Rating: 0 ]

Portable Half-Square Antenna: - WB3GCK
The author explores a portable version of the half square antenna typically a single band ...

[ Hits: 128 | Votes: 0 | Rating: 0 ]

A simple Attic Antenna for HF bands - Eugene Viktorovich
This simple antenna was installed on the attic Antenna was matched with help an Automatic ...

[ Hits: 319 | Votes: 7 | Rating: 6 ]

Z-Match 100 and mini Z-Match - PD7MAA
This is a antenna tuner with wide range tuning for antennas with a Z of ...

[ Hits: 298 | Votes: 0 | Rating: 0 ]
The SPC Tuner - KC5LDO
SPC series parallel capacitance tuner project Built properly it will match a very wide range ...

[ Hits: 154 | Votes: 0 | Rating: 0 ]
QRP Z Match Antenna Tuner Project - ON5IA
A Home made antenna tuner for QRP transceivers This small tuner is the ideal for ...

[ Hits: 110 | Votes: 1 | Rating: 10 ]
Budget-Friendly QRP T-Tuner and SWR Bridge - KD6RF
In the pursuit of an affordable matching and SWR indication solution for the Pixie based ...

[ Hits: 84 | Votes: 0 | Rating: 0 ]

Yaesu FT-817 Audio Enhancement: Heathkit-inspired Homebrew Project - KG4JJH
Inspired by Heathkit author aimed to enhance his Yaesu FT 817 with audio and RF ...

[ Hits: 81 | Votes: 1 | Rating: 2 ]

Interactive Smith chart - Telestrian
The interactive Smith chart enables users to navigate their way around a Smith chart using ...

[ Hits: 288 | Votes: 2 | Rating: 9.5 ]

20 W HF Power Amplifier - IN3OTD
A HF power amplifier with a push pull of AFT09MS015N The small signal gain of ...

[ Hits: 175 | Votes: 0 | Rating: 0 ]

Resistor combination finder - IN3OTD
If you need a non standard resistor value you could probably realize a close match ...

[ Hits: 56 | Votes: 1 | Rating: 10 ]