Definitions
Solid-state RF power amplifiers - Classes, system and technologies

Article REF: E1610 V1

Definitions
Solid-state RF power amplifiers - Classes, system and technologies

Author : Michel TURIN

Publication date: May 10, 2008 | Lire en français

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1. Definitions

1.1 Characteristic values

We remind you of the definitions of the main quantities needed to understand the following paragraphs.

1.1.1 Electrical efficiency and PAE

The collector efficiency η (electrical) of an amplifier stage is by definition the ratio of the RF power delivered to the load to the power consumed by the DC power supply:

η = P_{s} / P_{a}

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Amplification classes

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Bibliography

References

(1) - WHITAKER (J.C.) - The Rf Transmission Systems Handbook (Manuel des systèmes de transmission RF). - Chapitre 11, CRC Press (2002).
(2) - SOKAL (N.O.) - Class-E RF Power Amplifiers (Amplificateurs RF classe E). - Design...

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