8 kW Induction Cooktop Teardown

Teardown of a 8 kW induction cooktop, supplied from 2 single phase mains and neutral. Modular construction with two inverter modules and changeable coils. To get a full explanation on Quasi-Resonant induction heaters, check out my teardown and hacking videos …

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Migatronic FocusStick 161E Stick Welder Teardown

A teardown of a Migatronic FocusStick 161E stick welder. I take apart and show the current paths of the system. This stick welder is adjustable from 20 to 160 Ampere. If you love welding machines, check out my other videos …

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How to build a Tesla Coil. Design, Theory and Compromises!

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 …

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8000FPS Slow Motion Tesla Coil Spark Formation and Collapsing Hot Spots

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 …

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Post-Soviet Tesla Coil Teardown and Test

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 …

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TIG & Stick Welder, Migatronic Pilot 1800 Teardown

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 …

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Where To Get “Free” TO-247 IGBTs and MOSFETs

A look at a box of IGBTs and MOSFETs that I have salvaged from household electronics like microwave ovens, induction stoves, solar inverters, welding machines, car and battery charges and other common high power electronics with switching inverters. The TO-247 …

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Large Tesla Coil – Kaizer DRSSTC 3 – FULL POWER 19 kW!

We had a good session with the Large Tesla Coil. Trying out some different interrupters, targets and lighting around the coil, for filming. Darkness did however surprise us a bit and it was hard to adjust lighting and run the …

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Large Tesla Coil – Kaizer DRSSTC 3 – Test After 5 Years In Storage

The time is finally right for testing the large DRSSTC. A iron dummy load is used to test the primary circuit at up to 2000 A! After 4-5 long years in storage, moving around, getting kids, buying a house, move …

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Telemechanique Altivar 58, 10kW Motor Drive Teardown

The ALTIVAR 58 (ATV58) family of adjustable frequency AC drive controllers is used for controlling three-phase asynchronous motors. This controller in from the range of: 1–75 hp (0.75–55 kW) constant torque (100 hp variable torque), 400/460 V, three-phase input. In …

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