Thanks for the file. The first thing I noticed after LPFing is that the both 
hums seem to wax and wane throughout the recording, and not necessarily 
together, while the performance gain seems to remain constant.

Tim Gillett

Western Australia

----- Original Message ----- 
From: "Paul Stamler" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Monday, August 14, 2017 1:46 PM
Subject: [ARSCLIST] Fwd: Re: Oddball record posted

> Hi folks:
> I finally got a version of the anomalous record posted. If everything is 
> working right, it should be at .
> What I did was, I took the file I had and converted it to a 16-bit mono 
> file, then encoded that with FLAC. It's still 9 megs.
> You should be able to easily hear the hum, and if you have a spectrum 
> analyzer, you should be able to see it at 57.5Hz with an add'l component 
> at 40Hz.
> You should also be able to hear the music; it doesn't sound like an 
> acoustical recording to me, because I don't hear the usual horn 
> resonances. For that reason I favor the idea that it's an undocumented 
> experimental electrical recording, rather than a mechanical artifact or 
> something picked up in dubbing from a previous generation.
> Let me know if you have trouble accessing the file. And let me know what 
> you think is going on here.
> Peace,
> Paul
> ---
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