frequency analysis

[uah21]

hello,

just wondering if some of the experts out there could take a look at this. its from a 1967 soundboard recording. whats your opinion, based on this two second clip (spectral view in cooledit 2k)

[Five]

I'm pretty sure this is vbr mp3-sourced.

[ssamadhi97]

I'm not sure how you can tell that it's vbr, but I agree on the "mp3" part.