A live broadcast with focus on h ow to build a Tesla Coil, designing Tesla coils, with special focus on the DRSSTC topology. Frequently Asked Questions about the Tesla coil theory and design tools is answered to my best knowledge 🙂 Learn how to build your own Tesla coil and how to make it play […]
How to build a Tesla Coil. Design, Theory and Compromises! Read More »
Slow motion Tesla Coil recordings of SSTC sparks. Recorded at 8000 frames per second and replayed at 15-30 frames per second. Notice the step leader, known from natural lightning strikes and the hot spots that might be forming from collapsing plasma channels. Join the discussion at High Voltage Forum about these high speed video recordings
8000FPS Slow Motion Tesla Coil Spark Formation and Collapsing Hot Spots Read More »
Tesla Coil Teardown and test of a Post-Soviet era Tesla coil. Hardware and circuit analysis with a spark throwing test. For a discussion of teardown and hardware, come on over to HVF and join the fun 🙂 Tesla Coil Hardware This Tesla coil teardown revealed a pretty solid build, but with a few bad design
Post-Soviet Tesla Coil Teardown and Test Read More »
Teardown of Cisco / Scientific Atlanta Cable TV optical node and drop amplifier. These are modern versions running on fiber networks. These small amplifiers are used in houses where it is not practical to use a receiving antenna to get the signal from the broadcast headend transmitter. They are also called a “service drop”. Back
Cisco Cable TV Optical Node and RF Amplifier Teardown Read More »
A teardown of a Migatronic Pilot 1800, a combined TIG & stick welder. TIG is short for Tungsten Inert Gas and refers to the tip of the welding handle, which is made out of tungsten. A inert gas comes from the handle, to surround the tip and ensure no air is near the welding bath.
TIG & Stick Welder, Migatronic Pilot 1800 Teardown Read More »
The previous owner of this Danish vintage oscilloscope had tried to plug it in and the only result was smoke! I was asked if I wanted it for repair or it would be thrown out. The Radiometer Copenhagen OSG 42b was repaired and saved! Radiometer is a Danish company from 1935, started by the engineers
Radiometer Copenhagen OSG 42b Oscilloscope Repair, From The 1950’ish Read More »
Having fun with the Schneider Automation / Telemecanique TSX Nano PLC. Its DOS based PL7-07 program IDE features a neat DRUM programming block that is a merge of old school mechanical control technique merged into modern programming for industrial control. Modern 20 years ago. Perfect for making a simple sequence control or a drum machine!
Old School PLC Drum/Sequencer Programming with Telemecanique TSX Nano PLC Read More »
Test, teardown and comparison of two DLP projectors. The Vivitek WD755 is from around 2013 and the older InFocus is from around 1998. They are both based on the Texas Instruments DLP chipsets and the technology and space it takes up, shows that there is little difference in the physical size, but the higher resolutions
Teardown of DLP Projectors With 15 Years Between Them Read More »