High Voltage inverter KIT
This blog was home to some exciting high voltage related experiments already. While my time for hobbies is becoming increasingly limited, I recently got a HV-1 high voltage inverter KIT…
3V to 400V regulated inverter for Geiger counters
A robust regulated high voltage supply, an inverter (boost converter / step-up) 3V to 400V for portable applications.
Electric Fence Circuit for perimeter protection
Two battery operated, portable, electric fence designs using 555 and 556 timers.
Small size High-Voltage regulated inverter
Build a battery operated, compact high voltage inverter for Nixie tubes, neon bulbs or Geiger counters.
555 Timer revisited
An article on the well known 555 timer and a few rather unknown applications.
UT50 NaI Scintillation probe
I met some great people today, and I also got a wonderful device for my ongoing experiments as a gift: The UT50 Scintillation probe, manufactured by SC ICPM SA Romania.…
Twin Marx Generator
Some pictures with my marx generator throwing high voltage discharges!
Tube: TGI2 400/16 (ТГИ2-400/16), Russian hydrogen thyratron
A hydrogen thyratron is a device capable of switching big amounts of energy. The major advantage over other thyratrons is that the deionization time is reduced by using the hydrogen gas, generated in a small reservoir inside the tube, from a metallic Hydride.
Battery powered high voltage multiplier for gas igniter or stun gun
Learn how to build a compact gas igniter or stun gun, powered by a 9V battery.
Electric Fence – 20KV pulses for perimeter defense
Protect your tent's perimeter from bears, when in the wild. A 20KV pulse generator will inflict painful shocks to anyone touching the perimeter electric fence wire. Not lethal, but very painful, enough to put unwanted visitors on the run.
How to build a Tesla Coil #4
A small spark gap tesla coil, a good example for an relaxation oscillator.
Rewind a Microwave Oven Transformer
How to rewind a MOT transformer for a high current low voltage power supply.
High Voltage Power supply – 140KV
A CW High voltage supply that produces up to 140000 volts (140KV) . Simple, clean design, without oil, but with high quality multipliers.
Homemade Flyback secondary -3-
Build a disc shaped flyback secondary. A robust new design, that will do a great job in your High Voltage projects.
Thyratrons
An article on Thyratrons and a film showing three energized tubes : the 714, the 309/FG17 and the ELC1B.
A Farnsworth–Hirsch Fusor failed attempt
My first attempt in building an inertial electrostatic confinement device . It didn't work.
Ion thruster using 50KV Supply
Build a Ion Thruster using light materials and power it using a 50KV supply to see another kind of propulsion.
Homemade/DIY High voltage probe
Using a high voltage 1GOhm resistor to built a DIY high voltage probe, to measure voltages up to 55KV with a normal multimeter, by scaling the voltage down by 1/1000.
NaI Scintillation Probe and Gamma Spectroscopy
A scintillation probe enclosing the regulated high voltage supply, the signal amplifier, the photomultiplier and the scintillation crystal (NaI). Building a DIY counter for a NaI Scintillation probe. AtMega8 and a bluetooth module for wireless data output. A cheap and easy to build homemade dosimeter with applications in spectroscopy.
Marx Generator 200KV discharge – artificial lightning
See a 200.000 Marx generator in action. 20cm discharges!
High Voltage Power supply – 50KV
My homemade high voltage power supply that can provide aprox. 50KV for 12V in.
High Voltage Multiplier (Half Wave Villard Cascade) 28 STAGES!
Build a Half Wave Villard Cascade of 28 Stages. That means for 10KV in you get (in theory) 280KV out! An incredible voltage, perfect for physics experiments.
Tube: EM-11 (6U5G) Magic Eye tube (tunning tube)
EM-11 is a magic eye tube, used in old radios for tunning. See some schematics on how to use this tube, for some green, fluorescent effects!
Homemade Flyback secondary -2-
Build your own indestructible flyback secondary
Marx generator
My first marx generator that gives 5cm sparks.
EDIT: >20cm sparks!!!
Terra-P Radiation dosimeter MKS-05
The terra-p Radiation dosimeter can be used to measure Gamma, Beta and X-rays.
High Frequency Solid State Tesla Coil (HF SSTC)
My first SSTC as a high frequency solid state tesla coil.
High Voltage Power supplies
An article on various high voltage sources. Includes schematics, construction details, high resolution images and videos.
Homemade Capacitor 19nF/10KV
How to make a high voltage capacitor in a few steps. See a video with my 19nF/10kV capacitor, with under 1$ cost.