ExtremA, a reference class-A DIY amplifier

Κώστας Φ.

Truth hurts. Here's a teddy bear.
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Concept, design: Bruno Putzeys (Hypex.nl)
Schematics, layout, prototyping: Sander Sassen

"Despite the fact that class-A operation is rather inefficient, generating lots of heat and requiring a large heatsink there are some compelling arguments in its favor. One of these is the absence of cross-over distortion, making it a good starting point for designing an amplifier with nearly immeasurable distortion levels. The DIY amplifier presented here offers just that, and can be scaled up to 100-watts in 8-ohm, which should be enough for the majority of applications. So without further ado, lets take a closer look at the design of this amplifier and what it is capable of..."

"For 100W/8-ohm a 300 or 500VA toroidal transformer with 2x18V or 2x22V secondaries is sufficient. Total cost of a single amplifier, including transformers and heatsink will be around $700 or 500-euros."

Περισσότερα εδώ. (hardwareanalysis.com)
 

Κώστας Φ.

Truth hurts. Here's a teddy bear.
Μηνύματα
8.978
Reaction score
895
Mα να ασχολείται με τάξη Α ο Bruno?
Με κάτι τέτοια "λάθη" πέφτει πιο χαμηλά στα μάτια του sp502... :116:
 


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