Sinal distorcido, onde ele extrapola o espectro, mandando uma onda quadrada....
Basicamente:
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
Ver anexo 2190
Nesta primeira imagem temos a onda normal, neste segunda a mesma já está "quadriculando":
Ver anexo 2191
Perceba nos limites da onda, como estão com o sinal distorcido.... (as 2 imagens peguei na net, somente como exemplo "tosco" mesmo).
Músicas em MP3 com compressão porca infelizmente podem ocasionar este tipo de problema, e não tem o que fazer.... mesmo em "volume baixo" vc pode danificar os componentes do sistema!
Agora, off assunto....
@DJ GARAM , a algum tempo atras estávamos comparando (
@isinho e eu) os manuais das QSC, e a mesma caixa tinha especificações bem contrarias quanto a curva de resposta e SPL max! (se não me engano era 128dB de spl max e depois alteraram para 131dB de spl max), porem todos os demais dados eram exatamente o mesmo, desde a resposta até a potencia específica (que concordo que nunca um driver será alimentado com 500w!rs).