Gamma High Voltage Research, Inc.
- Offers over 50 years experience in the design and manufacture of high voltage power supplies and instrumentation.
- http://gammahighvoltage.net

Litz-Wire.com
- Expansive information on high frequency Litz wire, profiled cables and extrusions.
- http://www.litz-wire.com

Falco Systems
- Measurement electronics for MEMS research. High voltage amplifiers.
- http://www.falco-systems.com

Repro's of Classic HV texts
- Quite a few reproductions of classic High Voltage texts from the "Golden Age" of High Voltage research.
- http://www.arcsandsparks.com/reprintpage.html

Penguin's Lab
- Paul Peng's high voltage and other electronics related projects including Marx generator, Tesla coils, coilgun and pulse discharge.
- http://www.penguinslab.com

RichCreations
- High voltage projects such as electric motor, Tesla coils, and vintage pinball machine.
- http://www.richcreations.com

High Voltage Information
- High voltage reference information, including articles, books and relevant links. Also included is a buying guide for high voltage parts, instruments and services.
- http://www.highvoltageinfo.com/

15 th International Symposium on High Voltage Engineering
- Symposium on High-Voltage Engineering, ISH 2007, will be held in Ljubljana, Slovenia, on August 27-31, 2007.
- http://www.ish2007.org

TREK, Inc.
- Provider of high-voltage devices and instrumentation, including electrostatic voltmeters, high-voltage power amplifiers, surface resistance meters, and charged-plate monitors.
- http://www.trekinc.com/

PV Scientific Instruments
- Working models of apparatus used in great discoveries in electricity, magnetism and atomic physics.
- http://www.arcsandsparks.com/

High Voltage by Jochen Kronjager
- Tips and construction details for HV projects. HV components, measuring techniques, HV sources, and details of experiments.
- http://www.kronjaeger.com/hv/

Detecting the Earth's Electricity
- An article from Scientific American 1999 about the field mill voltmeter and the results on Earth's electricity.
- http://www.sciam.com/article.cfm?articleID=00000ED3-69CA-1C72-9EB7809EC588F2D7

What is High Voltage
- A guide to online information about high voltage. It features a number of resource links including that on high voltage applications and component suppliers.
- http://www.chipcenter.com/circuitcellar/november99/c119r16.htm

Sam's Gadget FAQ
- Salvaging interesting gadgets, components, and subsystems. Including HV parts from hither and yon.
- http://www.repairfaq.org/sam/gadget.htm

High Voltage Equipment Suppliers
- A link list of high voltage component suppliers.
- http://home.earthlink.net/~jimlux/hv/supplier.htm

Hot-Streamer
- A site with significant amount of information about high voltage in general and Tesla Coils in particular. Much theory and practical information. HV pictures, construction tips, schematics.
- http://hot-streamer.com/

Sam Barros' POWERLABS
- Plans, diagrams, pictures, movies and full descriptions dozens of different devices; several High Voltage generators, Tesla Coils, Plasma Globes, Gauss and Coil Railguns, other electromagnetic weapons.
- http://www.powerlabs.org/

High Voltage Link List
- A list of links for electrostatic machines, history of physics and electricity, high voltage devices, and electronics.
- http://www.coe.ufrj.br/~acmq/links.html

Information Unlimited
- Science projects for the electronics hobbyist, including Tesla coils and power supplies, high voltage engineering, neons, power supplies, and transformers.
- http://www.amazing1.com/