The Turn Of The Century Electrotherapy
Museum
http://www.electrotherapymuseum.com
Jeff Behary's Pancake Tesla Coils &
Experiments
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Leydencake:
A new experimental oil-filled Pancake Coil.. |
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Leydencake
Part II |
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New
tests of combination Pancake Coil / Oudin Coil
(Dedicated to Brian and Frank) |
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Powering
a Tesla Coil with an X-Ray Transformer |
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Powering
a Pancake Coil with an X-Ray Transformer, Part II |
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40W
Bipolar Pancake Coils for Studying Phantom Streams |
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Testing
a Pancake Coil under Cast Silicone and Paraffin Oil |
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Testing
an 8.5" Pancake Coil, Part III |
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Testing
an 8.5" Pancake Coil, Part II |
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Narration and Testing of an 8.5" Pancake
Coil
http://www.youtube.com/watch?v=dncRD4tksuA |
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Testing an
8.5" Pancake Coil, 34 AWG wire, 700 turns |
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Testing an 8.5" Pancake Coil
http://www.youtube.com/watch?v=4DoDciONn4I |
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Electrotherapy Museum 2010 Tesla Experiments: Lighting, Static
http://www.youtube.com/watch?v=d73TVlqVTaE
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Electrotherapy Museum 2010 Tesla Coil Tests: Flaming Arcs
http://www.youtube.com/watch?v=Xdv3BTH4-zo
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A
Special Project Dedicated to Brian Foley and Frank Jones |
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Bipolar
Phantom Stream Experiments |
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Brush
Discharge Experiments |
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High
Resolution "Stuff" |

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Steam
Punk Tesla Coil & Spark Gaps |
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Simplified Tesla / Kinraide Coil For Studying
Electrical Discharges |
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2
Microfarad Tesla Oscillator Tests |
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Tesla
Phantom Streamers 21. June 2010 - New Arrangement |

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Solid
State Dimmer-Driven MOT Circuit for Producing Phantom Streams
with a Pancake Coil |
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Phantom
Streams and Apparatus |
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More
Phantom Streamer Photos |
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Phantom
2010: A Modern Version Of Kinraide Experimentation Apparatus |
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Cyclone
2010: The Latest Incarnation Of Kinraide Experimentation |
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Analysis
of Tesla Phantom Streamers, Part One |
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Some Experimental
Coils |
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Making
Spiderweb, Honeycomb, and Pancake Radio Coils |
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Experimental
Pancake Coil for producing Brush Discharges |
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A
New Design Induction Coil |
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Low
Voltage Spark Gap Tesla Coil Operated from 240VAC Directly
8.5 mfd Motor Start Capacitor, Micrometer Spark Gap... |
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Low
Voltage Spark Gap Experiments - Induction Coils Experiments
Tesla Coil powered Tesla Coil Experiments |
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Continued
Pancake Coils for Phantom Streams,
Thanks to Brian Foley! |
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Operation Photos of Point - Plane Rectifier Pancake Coil System |
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YouTube video documenting Phantom Streams
http://www.youtube.com/watch?v=-KaT6XrqRL4 |
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Using an
Oscilloscope Tube to show Phantom Streams |
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30W Pancake
Tesla Coil Producing Phantom Streams |
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30W Tesla
Coil Tuner |
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Snappy White Sparks and Hot Ribbon Sparks |
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4 Kilowatt
Pancake Coil Tests |
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More
Quenched Spark Gap Experiments:
3/4" Diameter Tungsten Dual Hydrocarbon Quenched Spark Gap
Plate Gap with paper washers
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Military
Quenched Spark Gap Tests with 9" 500T Pancake Coil
YouTube video:
http://www.youtube.com/watch?v=0MwQovsPtNo |
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Unipolar / Single Pole Kinraide Coil, Stained |
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Unipolar / Single Pole Kinraide Coil |
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Steam Punk
Violet Rays In Action; Inside - Out Violet Ray Coil
(Miniature High Frequency Induction Coil) |
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Steampunk Violet Ray
Resonator: My interpretation of what a Violet Ray
would have looked like 20 years earlier... |
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More Steampunk
Violet Ray Handles |
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Steampunk
Violet Ray Double Resonator |
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Making a
replacement Violet Ray Coil... |
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6"
Pancake Tesla Coil Operated from Power Supply
built on an Edison Record;
6" Pancake Tesla Coil Operated by Power Supply housed in 3" x 4" x 5" Cigar Box
(3-4" Sparks, only 16.5 Watts Of Power...?!) |
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Behary Tesla
Powered Static Machine Details
YouTube Video:
http://www.youtube.com/watch?v=2gkVyD-L13c |
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YouTube Electrotherapy Museum Video Part 1 of 3
YouTube Electrotherapy
Museum Video Part 2 of 3
YouTube Electrotherapy
Museum Video Part 3 of 3
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YouTube 8 minute 22 second Video: The Quest For
Kinraide
(Details of the earliest surviving Tesla Coils from 1897-1899)
http://www.youtube.com/watch?v=RcfK0K6c3qs |
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Experimental Portable Tesla Apparatus: Combination d'Arsonval (Diathermy)
/ Tesla Pancake Coil
YouTube Video:
http://www.youtube.com/watch?v=iyY4WgSYIKI |
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Featured
Tesla Coil: 1650V 10mA coil producing cold sparks |
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Featured
Tesla Coil: 1650V 10mA coil producing hot sparks |
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Unpotting
And Measuring Master Violet Ray Coils |
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Reproduction Kinraide Static Machine
Tesla Coil Rectifier, uses Point - Plane electrodes |
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Protocakes:
Nine Pancake Coils for Studying
Electrical Discharges
1.
Introduction
2.
Construction Photos
3.
Testing Photos / YouTube Video |
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Time Lapse Photos
of Kinraide Coils: Phantom Streams and Brush Discharges |
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9"
Pancake Coil with 9" Discharges |
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03 June 2009 -
Tesla Coil / d'Arsonval Fireworks or
Spark-lers
You Tube video:
http://www.youtube.com/watch?v=JcAxe7tNbj0 |
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YouTube Video:
12" Discharges from an
8.25" Diameter Pancake Coil |
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Mesh
Fiberglass Tape Reinforced Wax Pancake Coils
Lower Frequency Flat Spiral Pancake Coils. Initial Testing. |
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Operating
a Tesla Coil from low voltage Sinusoidal Outputs of an A.S. Aloe Diathermy
Machine (less than 25 volts) |

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Non-Inductive Leads to Tesla Pancake Coils;
Tesla Pancake-Coil Powered Static Machine |
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Tar and Paraffin
Wax insulated Pancake Coil |
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Completed Bipolar
Tesla Pancake Coil - 9kV 120mA, .004 mfd, 4-series Tungsten Spark Gap |
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9kV 120mA
Twin Pancake Tesla Coils, 9" Flat Spiral Pancakes (26 AWG) |
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The Real Use For
Brass Bed Balls
Pancake Coil Experiments |
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330T Pancake
Coil For Producing Positive Phantom Streams with
a negatively charged ball terminal |
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6" Pancake Coil
for Producing Negative Streamers terminating in Positive Streamers
(Phantom Streams) |
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High Frequency
Induction Coil / Bipolar Pancake Coil |
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Low Voltage DC
Powered Tesla Coil, using a Relay and an Electromagnet |
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Turpentine / Poulsen Spark Gap with 500T Pancake Coil
Powered by Microwave Oven Transformer |
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Turpentine / Poulsen Spark Gap - Details of 2nd Day Tests |
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Poulsen Arc Hydrocarbon Spark Gap - Copper-Carbon, Turpentine powered |
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Cip's Second
Tesla Coil |
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Tesla Coil
Powered By A Contactor / Relay |
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Cip's First Tesla
Coil |
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Poulsen /
Duddell Singing Arc Powered Tesla Coil - Initial Experiments |
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The Creation Of A Tesla Lecture Coil:
1.
Universal
Tesla High Frequency Lecture Coil
2.
Tesla Lecture
High Frequency Induction Coil - 6" Spark Capacity
3.
Baby Bipolar
Tesla Pancake Coils
4.
Making a small 4"
Pancake Coil, 1000 turn secondary coil...
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Kinraide Coil Reproduction, with Water-Cooled Copper Plate Spark Gap |
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Kinraide Coil Reproduction, Varnished, with movie. |
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Phantom
Streamers finally photographed!
Recreating Kinraide-Jackson Experiments, ca. 1904 |
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More Sparks! |
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Reproduction
Kinraide Coil even nearer completion! |
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Reproduction Kinraide Coil nearing completion...11" - 12" Spark Capacity |
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Gallery of Reproduction Kinraide Coil Testing Photos |
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Semi-finished Kinraide Coil - Bondo mould of familiar shape...testing photos and
movie. |
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Testing Reproduction Kinraide Coil II - 3 Movies |
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Reproduction Kinraide Coil II - Multilayered Pancake Coil |

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29. June 2008
- 81 Years Today Thomas Burton Kinraide died -
We decided to wind a Kinraide Coil as a tribute. It was an all-day affair,
and well worth the effort.
Endless thanks to Frank Jones who had the special triple silk-covered wire
custom made! |
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"Cyclone Plus" -
Tesla Coil for producing Phantom Streamers and other Electric Phenomena |
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Phantom
Stream Experiments: Series Spark Gap |
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"Cyclone
Plus":
Thomas Burton Kinraide research continues!
Special Tesla Coils for producing Phantom Streamers! |
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Inside
Out Pancake Coil
or
High Frequency Unipolar Induction Coil |
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Kinraide Coil Reproduction For Producing Phantom Streamers |
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15kV 60mA
Pancake Coil Tests - Dischargers mounted |
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Movie:
4 1/2" Pancake Coil - Air Bubbles Boiling Out Of Wax |
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Movie: Twin Pancake Coil Test - 9kV 120mA |
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PROOF 2:
Low power Tesla Coil giving 5" sparks with Violet Ray "Kicking Coil" Circuit. |
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PROOF: 5" Sparks from a 110V
"Kicking Coil" (Violet Ray) circuit - approx. 35 watts. Twin Pancake Coils
and scrapped Roger's Violet Ray power supply are used to replicate Tesla's table
top oscillator. |

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Revisiting the
Tesla Half Size High Frequency Induction Coil...
2 years later and finally completing this unit! |
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Bipolar,
Tripolar, and Quadpolar Tesla Coil Tests... |
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Flat
Spiral To Conical Coil - Testing a
Modified Form of Kinraide "Jackson Coil" |
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15kV
Single Pancake Coil Test |
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Negative
Discharges from Primary Coil to Tesla Ball Terminal |
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15kV
Bipolar Pancake Coil Test - 12"+ Discharges |
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4" Pancake
Coil for producing "Phantom Streamers" |
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Testing a
Prototype 9" Pancake Coil with a Rotary Spark Gap |
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How to wind a
simple form of Pancake Coil. |
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Photos of Pancake
Coil constructions and apparatus... |
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9" Pancake
Coil Test |
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Pancake Coil
efficiency debate: To the Tesla List |
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Tesla Inspired
Induction Coil: 2" hot flames from a Model T Coil ran
directly from 220/240V mains! No electronic ignition here! No circuit
board! No
soldering! No transistors!! |
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Transformer-less
Spark Gap Tesla Coil operated directly from 220/240V
mains! Its possible - and here is proof and movie! |
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Weekend
projects:
"Fitzgerald Pancake Coil": 8 Watt Tesla Coil giving 2 - 4" sparks!
Viracorp Violet Ray, Renulife Model K Violet Ray |
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My
reproduction 1897 Tesla Oscillator has a new home
in Frank's collection! |
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Kilowatt
Pancake Coil stills |
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Homebrew Pancake
Coil for Tesla Coil builders |
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"White Coils":
Pancake Coils for 12"+ discharges |
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15 kV
Pancake Coil tests - round one.
Effluves and ionizations... |
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And sometimes
they just SING! 9" discharges from a
9" Pancake Coil. |
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Gas Flame-like
Discharge Experiments:
Curious effects of a 9" coarse wire Pancake Coil. |
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20V Tests:
Operating a Tesla Coil (with a spark gap!)
at low voltage, less than 200 volts on the output of the
(normally 1000V) high voltage transformer!
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Testing a 3"
Pancake Coil. A Pancake Coil built of modern
materials: PVC, Drywall Seam Tape, Wax Toilet Rings,
Brass Tubing, and a 1.5" Steel Ball Bearing! |
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Adjustable Frequency Tesla Coil Power Supply
Testing a 16" Pancake Coil Galleryl
Movie 1 - Flat Spiral Coil - 16" Diameter
Movie 2
- Flat Spiral Conical Coil - 14" Diameter
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Low power Tesla Coil experiments:
Static Discharges from a Pancake Coil:
Electrostatic Charging of Cardboard tube with Tesla Coil |
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Complete Half Size Tesla Induction Coil:
An interesting look at a classic forgotten
Tesla Coil design. |
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22 October 2006
Weekend Projects:
Floor Model Pancake Tesla Coil,
1890s Tesla High Frequency Induction Coil,
Prototype Flaming Arc Twin Pancake Coil |
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Half-Size Tesla Induction Coil
A bipolar Pancake Coil with the primary coil on the
inside. Each half of the primary has 25 turns, each
secondary coil has 120 turns. Discharge is over 4". |
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Arcing
Pancakes - Testing Phase I
Machined from scratch in two days...a bipolar Tesla /
Kinraide Coil modified for low voltage high current
outputs. |
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8" Twin
Pancake Tesla Coil
Operated with a 10kV 23mA Neon/OBIT Transformer,
.01 Mica Transmitting Capacitor, and 4-Series
Reproduction Osborn Spark Gap (originally made by
H. G. Fischer for Thompson Plaster Cabinets) |
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7" Twin
Pancake Tesla Coil with 2900 BPS
Rotary Break - 50-100W, 9" maximum
discharges! |
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Movie of Twin Pancake Tesla Coil |
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100 Watt Twin
Pancake Tesla Coil
with Rotary Spark Gap - 8" Discharges! |
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18"
Flat Spiral Coils
A weekend outdoors: making coils and entertaining the
cat. |
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Testing an
18" Pancake Coil
9600V 120mA Transformer; .046 mfd Condenser; 5-series
1/2" Tungsten Spark Gap; 18" OD 4" ID Pancake Coil:
One turn per layer, 21 AWG wire.
Movie:
Testing Phase I
Movie:
Testing Phase II
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3"
Pancake Coil Testing:
Produces 2" - 4" Flaming Discharges.
Film of discharges (2.5 MB)
Film of "Dancing, Bursting Effluves"
and Flaming Discharges |
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Coil Winding
- Winding a multilayered Pancake Coil
(Monico Sanchez Coil) |
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Reproduction Kinraide Coil with 6" Diameter Quenched Gap:
This apparatus consumes only 50 - 100 watts.
Film of Coil
and Quenched Gap in Operation |
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Kinraide Reproduction: Oil Filled Coil |
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Kinraide
Reproduction: Flat Spiral Coils at low power |
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Kinraide Multilayer Conical Coil System |
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Reproduction One Kilowatt Kinraide Coil |
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1897
Tesla Oscillator Reproductions
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Large
1897 Oscillator Reproduction |
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Prototype
Flaming White Arc Coil
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Behary
Flaming White Arc Coil
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9"
Pancake Coil Gallery
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Thomas
Stanley Curtis Kicking Coil Reproductions
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50W
Baby Prague Coil
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Behary-Kinraide-Jackson
Coil Reproduction
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Early
Prague Coil Testing
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Pre-Installation
Of Prague Coil
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Large
Pancake Coil Winding Jig
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Pancake
Magnifier System
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Details
Of Pancake Coil Construction
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Misc.
Pancake Photos
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