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David,

If you can get away with DynaShore, then I'll add DynaMite, a 45RPM 
version of the LP.

Rod Stephens

David Lennick wrote:

>Lou Judson wrote:
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>>Pardon this if it is OT - I am curious about this. I have only heard a
>>few Dynagroove records, and rather than do laborius research, can
>>someone describe what is going on with them? All I remember about them
>>is that they had a raised ridge around the circumference to keep them
>>from rubbing together on the grooves... What are the issues about the
>>mastering and pressing? Offlist if I am the only one who wonders...
>>
>><L>
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>Just so we're all on the same side of the disc here....there was DynaGroove,
>there was DynaFlex (aka taco shell pressings), and there was something called
>DynaRange that escapes me at the moment. (There was also DynaShore but she
>hadn't recorded for RCA for quite a while by that time.) DynaGroove was
>Vicspeak for overmodulated and distorted. The raised ridge and center was
>called "Gruve Gard" but most North American LPs began to have those in the mid
>50s, except Decca.
>
>dl
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>>On Feb 12, 2006, at 4:33 PM, Jeffrey Kane wrote:
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>>>RCA was WONDERFUL until the Dynagroove era. I have found though that
>>>the unlistenable Dynagroove stuff, if available on 4 track, sounds MUCH
>>>better through that medium. I've bought precisely two dynagroove
>>>records.
>>>One was to see if it really sounded all that bad. The second was
>>>because I
>>>wasn't looking. :(
>>>      
>>>
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