File:Rotary spark gap transmitter.jpg - Wikimedia Commons
A 1.5 Million-Volt Tesla Coil
Rotary spark gap Amateur-D McIntosh Electrical Corp.; Chicag
My 25 KVA rotary spark gap. FOR SALE | 0-3000 rpm, 2 HP moto… | Flickr
Rotary Spark Gap Version One
Rotary spark gap overview
Rotary Spark Gap No. 443 Amateur-D Murdock, WM.J. Co.;
Tesla coil synchronous rotary spark gap motor & rotor
Terry Blake Home Page
Tesla coil project: Eclateur de Terry (Asynchronous Rotary Spark Gap) - YouTube
Another Blogger Blog: Pyramider: The evolution from Spark Gap to IGBT
Tesla coil components continued
Rotary Spark Gap - YouTube
The Tesla Coil – ElectricMuseum.com
TeslaStuff: The Rotary Spark Gap for a Tesla Coil
My New Rotary Spark Gap TRADED | ClintLightning | Flickr
File:Rotary spark gap 1919.jpg - Wikimedia Commons
Rotary Spark Gap by teslaextreme on DeviantArt
Synchronous Rotary Spark Gap
Rotary Spark Gaps
Craig's Area
Rotary Spark Gap - YouTube
Two different model Murdock Rotary Spark Gaps | Spark gap, Vintage electronics, Vintage radio
Synchronous Rotary Spark Gap for a Tesla Coil SRSG 2.0 - YouTube
Rotary Spark Gap No. 442A Amateur-D Murdock, WM.J. Co.;
