Este circuito se encontró em una Popular Electronics. El altavoz es del tipo de impedancia superior a 100 ohms o una cápsula de tweeter piezoeléctrico. Se puede utilizar un tweeter común sin el transformador incorporado.

Generador ultrasónico
Este circuito se encontró em una Popular Electronics. El altavoz es del tipo de impedancia superior a 100 ohms o una cápsula de tweeter piezoeléctrico. Se puede utilizar un tweeter común sin el transformador incorporado.
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