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Bipolar LTP input stage with only one CCS

Profile picture for user CircloTronAudio
Submitted by CircloTronAudio on Fri, 05/10/2019 - 18:35

THD 1K 28V 4ohm (100w) 0.0027%

THD 1K 4V 8ohm (1w) 0.0001%

Need to change VAS CCS for thermal compensation.

20190510_cfa_circlotron_bipo_bipo.png

Ltspice file

Tags

  • Circlotron
  • CSPP
  • cross shunt
  • pushpull
  • floating
  • bridge
  • amplifier
  • amplificateur
  • Kaneda
  • Bipolar
  • Mosfet
  • LTP
  • EXICON
  • Lateral
  • ECW20N20
  • BC550
  • 2SA1381
  • 2SC3503
  • Read more about Bipolar LTP input stage with only one CCS
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More thermal stability with Jfet CCS

Profile picture for user CircloTronAudio
Submitted by CircloTronAudio on Tue, 05/07/2019 - 09:48

THD 1K 28V 4ohm (100w)  0.002729%
THD 1K 4V 8ohm (1w) 0.000105%

450mA @20°C
300mA @40°C
150mA @ 70°C
20190506_cfa_circlotron_bipo_mosfet.png

Ltspice file

Tags

  • Circlotron
  • CSPP
  • cross shunt
  • pushpull
  • floating
  • bridge
  • amplifier
  • amplificateur
  • Kaneda
  • Bipolar
  • Mosfet
  • EXICON
  • Lateral
  • Jfet
  • ECW20N20
  • BC550
  • IRF9610
  • J112
  • Read more about More thermal stability with Jfet CCS
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The Amazing Fet Circlotron : variation

Profile picture for user CircloTronAudio
Submitted by CircloTronAudio on Wed, 04/24/2019 - 10:47

The amazing fet circlotron with differential current feedback and CSS

TheAmazingFetCirclotronCSS.png

Ltspice file

Tags

  • Circlotron
  • CSPP
  • cross shunt push pull
  • floating bridge
  • amplifier
  • amplificateur
  • Mosfet
  • Jfet
  • Read more about The Amazing Fet Circlotron : variation
  • 2 comments
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All LTSPICE models I use

Profile picture for user CircloTronAudio
Submitted by CircloTronAudio on Sun, 04/21/2019 - 11:05

I would keep this file up-to-date

Ltspice library

Tags

  • Circlotron
  • Ltspice
  • spice
  • model
  • Read more about All LTSPICE models I use
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OPA604 Circlotron

Profile picture for user CircloTronAudio
Submitted by CircloTronAudio on Thu, 04/18/2019 - 17:39

OPA604 Circlotron with diamond Buffer

20190418_CIRCLOTRON_OPA_DIAMOND.png

Ltspice file

OPA604 Circlotron with OPA Buffer

20190418_CIRCLOTRON_OPA_OPA.png

Tags

  • Circlotron
  • CSPP
  • cross shunt
  • pushpull
  • floating
  • bridge
  • amplifier
  • amplificateur
  • Mosfet
  • opa
  • aop
  • opamp
  • opa604
  • Read more about OPA604 Circlotron
  • Add new comment

Circlotron "à la Kaneda" Jfet input, mosfet VAS

Profile picture for user CircloTronAudio
Submitted by CircloTronAudio on Tue, 04/16/2019 - 10:41

20190415_cfa_circlotron_jfet_mosfet.png

Ltspice file

Tags

  • Circlotron
  • CSPP
  • cross shunt pushpull
  • floating bridge
  • amplifier
  • amplificateur
  • Kaneda
  • Jfet
  • Mosfet
  • Read more about Circlotron "à la Kaneda" Jfet input, mosfet VAS
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Circlotron "à la Kaneda" Jfet input, bipolar VAS

Profile picture for user CircloTronAudio
Submitted by CircloTronAudio on Tue, 04/16/2019 - 10:28

20190415_cfa_circlotron_jfet_bipo.png

Ltspice file

Tags

  • Circlotron
  • CSPP
  • cross shunt pushpull
  • floating bridge
  • amplifier
  • amplificateur
  • Kaneda
  • Jfet
  • Bipolar
  • Read more about Circlotron "à la Kaneda" Jfet input, bipolar VAS
  • Add new comment

Circlotron "à la Kaneda" bipolaire input, mosfet VAS

Profile picture for user CircloTronAudio
Submitted by CircloTronAudio on Tue, 04/16/2019 - 10:20

20190415_cfa_circlotron_bipo_mosfet.png

Ltspice file

Tags

  • Circlotron
  • CSPP
  • cross shunt pushpull
  • floating bridge
  • amplifier
  • amplificateur
  • Kaneda
  • Bipolar
  • Mosfet
  • Read more about Circlotron "à la Kaneda" bipolaire input, mosfet VAS
  • Add new comment

Circlotron "à la Kaneda" bipolaire input, bipolaire VAS

Profile picture for user CircloTronAudio
Submitted by CircloTronAudio on Mon, 04/15/2019 - 17:09

20190415_cfa_circlotron_bipo_bipo.png

Ltspice file

Tags

  • Circlotron
  • CSPP
  • Kaneda
  • Bipolar
  • Bipolaire
  • cross shunt pushpull
  • floating bridge
  • amplifier
  • amplificateur
  • Read more about Circlotron "à la Kaneda" bipolaire input, bipolaire VAS
  • Add new comment

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