power

880 links - and 26 categories

Building High Power, High Q, Loading Coils - W8WWV
This page describes the loading coil inductor that W8WWV built for my center loaded 160 ...

[ Hits: 6885 | Votes: 5 | Rating: 5.4 ]

802.11 2.4Ghz Low-Power Vertical Antenna
A 2.4Ghz low-power 5dBi vertical collinear antenna for 802.11 applications

[ Hits: 9149 | Votes: 8 | Rating: 4.37 ]

Where Does the Power Go - W5DXP
An Energy Analysis at an Impedance Discontinuity in an RF Transmission Line

[ Hits: 741 | Votes: 3 | Rating: 10 ]

Z Match for High RF power - Peter Miles
Based on VK5BR s Z Match and designed for High RF Power covers 160 to ...

[ Hits: 4800 | Votes: 6 | Rating: 7.33 ]
The Woodpecker Tuning aid
This little gadget is that it allows you to tune up at full peak output ...

[ Hits: 4261 | Votes: 2 | Rating: 7.5 ]
Emtech ZM-2 Antenna Tuner Kit
The Emtech ZM 2 Antenna Tuner is a nifty little portable transmatch for QRP low ...

[ Hits: 3432 | Votes: 6 | Rating: 5.33 ]

D3 Antenna for Field Day
D3 High Performance Antennas for Field Day This article describes versatile broadband wire antennas These ...

[ Hits: 2644 | Votes: 7 | Rating: 4.86 ]

Getting started in contest - AA5B
A PowerPoint presentation by Bruce Draper AA5B on how to get started in contesting no ...

[ Hits: 956 | Votes: 1 | Rating: 1 ]

Madell Technology Corporation
Makers of oscilloscopes spectrum analyzers frequency counters power supplies and more testi equipment products ...

[ Hits: 1103 | Votes: 4 | Rating: 5.5 ]

TLDetails
Transmission Line Details This utility program shows the impedance and SWR at both ends of ...

[ Hits: 1205 | Votes: 4 | Rating: 9.25 ]

A LF power amplifier
A Low Frequency LF RF Power Amplifier by VK5BR it operates in a linear mode ...

[ Hits: 3307 | Votes: 2 | Rating: 1.5 ]
80 m Hexfet power amplifier
80m hexfet power amplifier by W7ZOI

[ Hits: 3703 | Votes: 3 | Rating: 7.67 ]

Six-Meter Linear Amplifier
This homebrew six meter linear amplifier started off life as a junker Alpha 76PA h ...

[ Hits: 1687 | Votes: 1 | Rating: 10 ]

NiCad battery charger
A basic nicad battery charger using a single medium power transistor.

[ Hits: 335 | Votes: 0 | Rating: 0 ]

A Power Supply on the Cheap
Need a variable power supply that is short circuit protected and over voltage protected Here ...

[ Hits: 2586 | Votes: 0 | Rating: 0 ]
Variable regulated power supply
1.2-30V 1.5A variable regulated power supply

[ Hits: 2575 | Votes: 3 | Rating: 5 ]
15 A from a PC Power Supply
13.8 V 15A from a PC power supply

[ Hits: 13067 | Votes: 11 | Rating: 6.37 ]
The Smart Switch
The purpose of this project is to build a smart switch A smart swith is ...

[ Hits: 969 | Votes: 0 | Rating: 0 ]

40 meter QRP Transceiver
This semi homebrew QRP low power CW transceiver is based on the ARK 40 transceiver ...

[ Hits: 9487 | Votes: 7 | Rating: 6.85 ]