[sdiy] help with strange BBD chips (sony) (Kenwood time delay)

[Dan Snazelle]

roy- what about the BBD chip in the kenwood eq...any ideas? i am pretty sure the SONY CHIP is a bbd (on the case it states that there are BUCKET BRIGADE chips inside!!)

did sony ever do bbd chips?

or could it be a re badged chip?

thanks

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> Date: Tue, 27 May 2008 20:50:05 -0400
> From: rtellason at verizon.net
> Subject: Re: [sdiy] help with strange BBD chips (sony) (Kenwood time delay)
> To: synth-diy at dropmix.xs4all.nl
>
> On Tuesday 27 May 2008 20:11, Mike wrote:
>>> Your reference to the VCR could well be video delays for some purpose.
>>> Optical one line delays were
>>> used for error correction and are usually 2 transducers and a quartz
>>> block hence the physical size.
>>
>> The one's used for PAL TV were typically 64uS (1 line time), I don't think
>> NTSC used error correction, (hence the appellation "Never Twice Same
>> Colour).
>
> The ones used in NTSC sets were because there was a significant amount of time
> required for the signal to go through a number of stages in terms of color
> processing, way more for that than the video component, so the delay was
> necessary to have things line up properly. I'd never heard of them being
> used for error correction before, though one of the VCRs I scrapped out was
> a unit capable of handling those European-type signals.
>
>> You'd need rather a lot to do anything with audio.
>
> I have a number of them on hand, but I don't think that I have that
> many! :-)
>
> --
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