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A 6H30s Line Preamp

Good performances of 6h30 Russian Tube permits a simple designs.

 

Line Stage Schematic

 

 Power Supply Schematic

PSpice Simulations  on the SRPP Stage

 

FOURIER COMPONENTS OF TRANSIENT RESPONSE V(out1)

DC COMPONENT = -4.590160E-02

HARMONIC FREQUENCY FOURIER NORMALIZED PHASE NORMALIZED

NO (HZ) COMPONENT COMPONENT (DEG) PHASE (DEG)

1   1.000E+03 2.072E+01 1.000E+00 -1.798E+02 0.000E+00

2   2.000E+03 1.451E-01 7.001E-03 9.015E+01 2.699E+02

3   3.000E+03 7.159E-02 3.455E-03 -1.799E+02 -1.226E-01

4   4.000E+03 9.589E-03 4.628E-04 9.265E+01 2.724E+02

5   5.000E+03 1.073E-03 5.177E-05 -3.736E+00 1.761E+02

6   6.000E+03 1.210E-04 5.841E-06 -1.519E+02 2.790E+01

7   7.000E+03 1.254E-04 6.054E-06 1.695E+02 3.493E+02

8   8.000E+03 1.644E-04 7.937E-06 -1.632E+02 1.657E+01

9   9.000E+03 6.461E-05 3.119E-06 -1.116E+02 6.814E+01

10 1.000E+04 9.708E-05 4.686E-06 1.481E+02 3.279E+02

TOTAL HARMONIC DISTORTION = 7.821105E-01 PERCENT

 

 

PSpice Simulations  on the Power Supply

 

Photos Gallery

 

 

 

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