Posted by M.I.5� on 01/08/07 12:31

"Tim Smith" <reply_in_group@mouse-potato.com> wrote in message
news:reply_in_group-B8AFCA.17110905012007@news.supernews.com...
> In article <p6ksp21rsv4rv6155q0vpg7b791elqengq@4ax.com>,
> JoeBloe <joebloe@thebarattheendoftheuniverse.org> wrote:
>>
>> Wrong. He specifically stated "needle and groove".
>>
>> There is NO needle, and there is most certainly no grooves.
>>
>> >Selectavision used a stylus riding in a grove.
>>
>> Nope. The "stylus" retrieved data from a capacitive pickup.
>> No groove. No needle. No little bumps to read.
>
> RCA seems to think there was a groove, at least when they described the
> system in one of their patents:
>
> <http://patft.uspto.gov/netacgi/nph-Parser?u=%2Fnetahtml%2Fsrchnum.htm&Se
> ct1=PTO1&Sect2=HITOFF&p=1&r=1&l=50&f=G&d=PALL&s1=4145718.PN.&OS=PN/414571
> 8&RS=PN/4145718>
>
> The people who wrote the SelectaVision FAQ seemed to think so, too:
>
> <http://www.faqs.org/faqs/rec-video/videodisc/selectavision/>
>
> RCA seemed to think there were grooves when they talked about the system
> in press releases. For example:
>
> <http://www.cedmagic.com/museum/press/release-1983-06-08.html>
>
> You seem to be about the only person in the universe who thinks there
> wasn't a groove.
>

.... and the citation he gave says there is a groove.

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