Construindo seu próprio amplificador

II

Continuação

 

1)       Coletânea de circuitos clássicos apresentados por Rainer Zur Linden em seu livro

“Build your Own Audio Valve  Amplifiers”

2)          pré-amplificadores e unidades de saída  de

“Elektronik-Selbstbauprojekte Forum”

3)           pré-amplificadores e unidades de saída em

“DIY Paradise”

 

B- Classical Beam Power Valve Circuits

http://valvestate.fateback.com/6L6/6l6pp1.gif

Push Pull output Amplifier with 2 x 6L6GC

6L6 Cathode excited. Typical American amplifier of the ‘40s years

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http://www.bonavolta.ch/hobby/images/audio/6l6_4p.gif

General purpose Amplifier

6L6 Williamsom type with Cathode feedback loop and power supply

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http://valvestate.fateback.com/6L6/6l6se1.gif

Single ended output stage with 6L6 GC as triode

6L6 Cascode excited SE

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http://valvestate.fateback.com/6V6/6v6pp1.gif

Push Pull output Amplifier with 2 x 6V6 GT

6V6 Typical Schmit differential phase inverter (same power supply as 6V6 Parallel excited SE)

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http://valvestate.fateback.com/6V6/6v6se2.gif

Output Amplifier with direct coupled 6V6 GT

6V6 Parallel excited SE

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http://www.bonavolta.ch/hobby/images/audio/kt88_7p.gif

Class A stereo output Amplifier with 2 x KT88

KT88 SE Amplifier

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C- Classical Pentode output Circuits

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Hi-Fi Amplifier with 2 x EL34

EL34 Simplified Concertina phase inverter PP Power output

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Old European Technology

EL34 output with Typical ECH21 phase inverter of the 1950s years

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http://www.bonavolta.ch/hobby/images/audio/el34_8p.gif

Push Pull output Amplifier with 2 x EL34

Paraphase inverter Amplifier & Power Supply

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Hi-Fi Amplifier

EL34 The Cyrclotron with two power supply

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http://diyaudioprojects.com/Schematics/images/SE-EL34-Tube-Amp.png

Output Amplifier with EL34 as triode

EL34 SE High quality amplifier

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Push Pull output Amplifier with 2 x EL84

EL84 differential phase inverter w/ feedback

Push Pull output Amplifier with 4 x EL84

EL84 split phase inverter (concertina) w/ feedback

Output cathodes with current stabilizer.

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Compact SE EL84 Amplifier

Small SE EL84 amplifier

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Classical EL86 SRPP 800 W output stage

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http://img.photobucket.com/albums/v436/tatamata/EL86-2.jpg

 

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http://www.bonavolta.ch/hobby/images/audio/ecl82_3.gif

Push Pull Stereo Amplifier with 4 x ECL82

Typical 180 degree paraphase inverter   

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