1/2" tapes were fairly common for audio recording. Though more for 8 or 16
track studio machines rather than stereo. 1/2" stereo tape machines do
exist. 10.5" diameter would be the standard reel size for 1/2" audio tape
though.
Thank You
Jason Hurley
Crumplezone Multimedia
01257 416596
http://www.crumplezone.co.uk
on 30/03/2016 15:03, Nick Clarey at [log in to unmask] wrote:
> Yep, I think Catherine is right. From some more digging it looks like it
> could be an audio recording, though most reel-to-reel audio seemed to use
> 1/4" tapes rather than 1/2" ones. Could be a reel-to-reel video format?
> Compare here and see what you think:
>
> http://www.labguysworld.com/VTR_FAQ_006.htm
>
>
>
> On 30 March 2016 at 14:47, Jones Catherine <
> [log in to unmask]> wrote:
>
>> Hi Sarah,
>> I did a quick Google and found this forum thread
>> http://www.vintage-radio.net/forum/showthread.php?t=21307 from the
>> bottom post on that thread
>>
>> ³The UK was dominated by EMI. Their main competitor was MSS-Mastertape -
>> both excellent tapes. Zonal added magnetic stripes to cine film and then in
>> 1961 launched Zonatape which was quickly followed by Ilford's new tape,
>> Ilfotape. Ilford bought Zonal in 1964 and later sold it to Racal. Zonal
>> survive today as Zonal-Media and have talked about reintroducing 1/4" tape.
>> Zonal made superb tape for the BBC. Ask them to start up again!!²
>>
>> So did a search for Zonal media http://www.zonalmedia.com/
>>
>> May be worth speaking to them
>>
>> Regards
>>
>>
>> Catherine Jones
>> New Media Engineer
>> Science Museum
>> t: +44 (0)20 7942 4798
>> www.sciencemuseum.org.uk<http://www.sciencemuseum.org.uk>
>>
>>
>>
>> From: Museums Computer Group [mailto:[log in to unmask]] On Behalf Of
>> Sarah Wyatt
>> Sent: 30 March 2016 14:39
>> To: [log in to unmask]
>> Subject: [MCG] Help identifying a tape
>>
>> We have found a tape reel type in our Film & Video collection for which I
>> can find no reference online, can you help?
>>
>> It is branded Ilford Zonal in a clear plastic locking circular case with a
>> 9.5cm hole in the centre of the plastic reel. In computer type font is the
>> name ³Calculus² plus what could be 06, OG or DG. The tape itself is black
>> and 1Ž2² gauge. Overall it is 9.5² in diameter.
>>
>> Any thoughts? We are thinking it could be a computer tape of some sort.
>>
>> I have photos of the tape I can send off- list if that helps?
>>
>>
>> Sarah Wyatt
>> Film & Video Curator
>> The National Motor Museum
>> Beaulieu
>> Hampshire
>> SO42 7ZN
>> Extension: 4643
>> Direct line: 01590 614643
>>
>>
>>
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>>
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