Assertion: speaker's sound | /r/HasProperty | fed into a pa system
Facets:
value: directly
type: MANNER
Source sentences:
text: As an alternative to the isolation cabinet, there are guitar speaker cabinet emulating circuits or signal processors (also known as direct boxes or preamplifier-DI boxes), allowing the sound of a guitar amplifier to be fed directly into a PA system or recording equipment without the need for a speaker cabinet and microphone.