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4hv.org :: Forums :: High Voltage
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questions about the mazelli zvs

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Microwatt
Wed May 18 2011, 04:58AM Print
Microwatt Registered Member #3282 Joined: Wed Oct 06 2010, 05:01PM
Location:
Posts: 224
I connected the circuit to an oscilloscope using a 2 turn winding around the core. why does the resonant frequency increase when the flyback is under load?
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Arcstarter
Wed May 18 2011, 10:42PM
Arcstarter Registered Member #1225 Joined: Sat Jan 12 2008, 01:24AM
Location: Beaumont, Texas, USA
Posts: 2253
Microwatt wrote ...

I connected the circuit to an oscilloscope using a 2 turn winding around the core. why does the resonant frequency increase when the flyback is under load?
Because the load deacreses the inductance on the primary.
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Arcstarter
Wed May 18 2011, 10:42PM
Arcstarter Registered Member #1225 Joined: Sat Jan 12 2008, 01:24AM
Location: Beaumont, Texas, USA
Posts: 2253
Arcstarter wrote ...

Microwatt wrote ...

I connected the circuit to an oscilloscope using a 2 turn winding around the core. why does the resonant frequency increase when the flyback is under load?
Because the load decreases the inductance on the primary.

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Inducktion
Wed May 18 2011, 10:53PM
Inducktion Registered Member #3637 Joined: Fri Jan 21 2011, 11:07PM
Location: Buffalo, NY
Posts: 1068
Arcstarter wrote ...

Arcstarter wrote ...

Microwatt wrote ...

I connected the circuit to an oscilloscope using a 2 turn winding around the core. why does the resonant frequency increase when the flyback is under load?
Because the load decreases the inductance on the primary.


He's making sure you really really understand the situation. :D

Also, wouldn't it make the tank cap recharge not as fast due to load? I.E. increased frequency?
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Newton Brawn
Thu May 19 2011, 02:40AM
Newton Brawn Registered Member #3343 Joined: Thu Oct 21 2010, 04:06PM
Location: Toronto
Posts: 311
Microwatt:

Do you mind to post the schematic of the mazelli zvs
??

Thanks
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Microwatt
Thu May 19 2011, 10:23PM
Microwatt Registered Member #3282 Joined: Wed Oct 06 2010, 05:01PM
Location:
Posts: 224
google it.
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