Perkins was the JBL guy who designed the 4560, JBL's A7 competitor. Similar cabs are often called "perkins bins". Basically short front loaded around 160-200 Hz jobs.
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Perkins was the JBL guy who designed the 4560, JBL's A7 competitor. Similar cabs are often called "perkins bins". Basically short front loaded around 160-200 Hz jobs.
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