high voltage transformer

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Balun Construction - Construction and use of broadband transformers

An Improved Multiband Trap Dipole Antenna - This improved multiband trap dipole introduces a new trap design and a change in trap location. The antenna features double-coaxial-cable-wound traps having lower reactance and a higher quality factor (Q) than earlier coax-cable traps by W8NX

10-10 International - Ten-Ten International Net, or 10-10 for short, is an organization of amateur radio operators dedicated to maintaining high levels of amateur radio communications on the 10-meter amateur band (28.0-29.7 MHz).

WA3TVG The Laurel Highlands VHF Society - The Laurel Highlands VHF Society, Inc. owns and operates the Acme repeater, located on the Chestnut Ridge in southwestern Pennsylvania.

K3STR Sussex Tech High School - K3STR, the club station of Sussex Technical High School, Georgetown, DE, and the Sussex Amateur Radio Association invite you to attend the Sussex County Hamfest.

Solartech Power Inc - Solartech Power Inc. manufactures, distributes and sells high efficiency solar panels and wind power turbines.

Eoltec Wind Turbines - High efficiency, Best Wind Technology for Highest Performances

Fortis Wind Energy - Fortis is the world leader in design and manufacturing of high performance stand alone and grid connected wind turbines in the range from 800 watt up to 10 kw.

MicroMetal - Manufacture high quality low cost powder cores with a wide selection of shapes

The ElectraSlide Antenna - Modification of the DK3 design by Don Johnson, W6AAQ. No voltage dropping, operates on the full 12 volts. The control switch and the matching toroid are supplied. All you need is a standard 3/8 by 24 thread ballmount, 2 wire sheilded microphone cable for control wiring, and a CB whip cut to resonance.

Tabor Electronics - Tabor electronics produces high-end function generator, universal counters/timers, synthesizers, pulse, function and arbitrary waveform. Frequency counters

Gage Applied Technologies - Gage applied technologies designs and manufactures high-speed data acquisition systems, high-speed digitizers in pci / cpci / pxi or pc oscilloscopes, providing utmost measurement fidelity for high frequency signals.

Signal Forge - The signal forge 1000 signal generator is a portable, high-performance digital and rf signal source with a 1 ghz frequency range. features include digital, differential and ac coupled outputs

Maunder's Butterfly Diagram - How to understand when a new solar cycle starts. At the beginning of a new solar cycle, sunspots tend to form at high latitudes, but as the cycle reaches a maximum the spots form at lower latitudes.

D&L Antenna Supply - World radio users and general public you will find Radio equipment/Accessories/unique high tech items at this site including items for emergency preparedness.

Electronix Express - Online shop for all electronics needs. Cables, Buzzers all kind of electronic components capacitors, inductors, relays, resistors crystals transformers, hardware like knobs screws nuts and washers, opto electronics, diodes and transistors, soldering desoldering products, test equipmemt and tools

Altana Tubes - Brazilian vacuum tube, capacitors, transformers, plugs and connectors, resistances dealer

Altronics - Electronic shop form australia, test equipment, components, switches connectors power supplies transformers, electroni kits and cables

Tube World - Your one-stop source for high quality new old stock vacuum tubes.

Nuhertz Technologies - Leading supplier of low and high frequency electronic filter design products for the design of wireless telecommunications equipment, semiconductors and more

FilterCAD - A free computer aided design program to help users without special expertise in filter design to create filters using Linear Technology's monolithic filter ICs. With FilterCAD, you can design lowpass, highpass, bandpass and notch filters

144 Mhz power amplifier 4CX250B - This page provides information on the design and practical implementation of a rather inexpensive 144 MHz high power amplifier using a pair of ceramic tetrodes type 4CX250B by LA0BY

Batteries and QRP - Thanks to the popularity of cell phones, laptops and other personal electronic devices, the battery industry has been market-driven to produce higher capacity batteries in lighter weights than previously possible with yesterday's chemistries.As a result, a wide variety of battery types are available to the outdoor QRP operator.

1.8-54 Mhz Low pass filter - An easy to make HF low pass filter form high power by k8cu