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Re: [TCML] final word on inductance



DC Cox wrote:
......

The prediktor circuit operates way back on the primary side of the gate
drive transformer and does not monitor primary or secondary currents.  It
works fine without a load in static condition, but in the real world of
operating DRSSTCs it will not function as designed.  It monitors neither the
tank circuit current values nor the sec circuit current values, all which
effect the zero cross over point.

Dr. Resonance

No. The Predikter is on the burden resistance of the main current transformer on the primary of the Tesla coil. The CT is directly monitoring the Tesla coil's primary current. It is a 50:1 CT so the say 500 amps of the primary coil is transformed to 10 amps which goes through a 0.5 ohm burden resistor in series with the Predikter's added inductor of about 500nH. No gate drive transformers are involved with the Predikter.

Terry
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