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Re: [ARSCLIST] Fred Layn's post on the Studer list re: Quantegy
In a message dated 1/13/2005 11:35:40 PM Eastern Standard Time,
smolians@xxxxxxxxx writes:
It is my unshakable belief that any sound combination originating by the
assembling of electronic signals- systhesizer, electric guitar, etc., should
never be used for calibration or dispassionate testing of speakers. There
is simply no real-life experience of that sound to use for comparison.
Cowbells are fine.
************
Cowbells may not be noisy enough. The important thing is that all frequencies
be present in the test signal, unlike the spectrum of much synthesized sound.
According to Jack Mullen in the AES interview
http://www.aes.org/publications/videos.cfm the source used to equalize the first American tape recorder was
the noise generated from the runout groove or a worn 78 rpm record. An FM
tuner tuned between channels works well too.
Mike Csontos