What a good non-answer!
Old habits die hard - when I was living in the States I was forever turning
on the hot water tap for a glass of cold water (the taps are the wrong way
round), turning the lights off (the switches are upside down) and turning
on my car wipers when indicating to turn a corner!
Cheers
Shake'n'Bake
On Wed, Oct 10, 2012 at 10:28 AM, Richard L. Hess
<[log in to unmask]>wrote:
> Hi, Jeff,
>
> This is a tough one. Isopropyl alcohol (IPA) is more of a solvent than a
> lubricant, but the line is admittedly fine as WD40 can be either as well
> (and not good for much around tape machines).
>
> IPA, I believe works by both being a lubricant and a coolant (part of my
> concept about playing the tape below its glass transition temperature
> (Tg)). D5 is plain and simple a lubricant that keeps the tape from
> exhibiting stick-slip.
>
> The whole suite of solutions: cold playback, D5 playback, and IPA playback
> all address similar problems. I don't like IPA fumes and I have never found
> a good way to use IPA in a Nakamichi Dragon. I'm also afraid the IPA might
> over-degrease the Dragon which would not be good. I did have a Dragon go
> non-functional for a while but after a week or several (I forget now as I
> just stopped using it), all the excess D5 had evaporated and it was good as
> new.
>
> D5's evaporation rate is much slower than IPA which I think is a plus.
>
> I think the IPA approach works best in the fully integrated arrangement
> that Marie O'Connell has built. D5 works reasonably well in ad-hoc setups
> as my post showed (tape the envelope moistener bottle down to the transport
> and move on).
>
> It's all what you have. I will have lots of both chemicals around, but I
> think I prefer D5 to IPA. Obviously, one cannot argue with Marie's
> successes with IPA in New Zealand and I don't think it has anything to do
> with which way the water goes down the drain...or that the sun is in the
> north at noon <smile>.
>
> As to technical playback, I don't think either D5 or IPA produces enough
> separation from tape to play head to cause any spacing loss worth
> mentioning. With D5, less is more in many ways. I find I want to use more
> IPA than D5 in ad-hoc settings. I'm not certain that would be the case with
> Marie's wonderful machine.
>
> So, how is that for a non-answer.
>
> Cheers,
>
> Richard
>
>
>
> On 2012-10-09 1:13 PM, Jeff Brown wrote:
>
>> What are the advantages/disadvantages of working with D5 versus working
>> with an isopropyl alcohol drip like Marie O'Connell did?
>>
>> Jeff
>>
>>
>>
>> At 10:42 AM 10/9/2012, you wrote:
>>
>>> After much research I found a reasonable source for D5 here in Canada
>>> and they will ship to the U.S.A.
>>> You may find the info at the top of my blog page at the moment.
>>> www.richardhess.com/notes
>>> or go directly there
>>> http://richardhess.com/notes/**2012/10/09/source-for-d5-**
>>> decamethylcyclopentasiloxane/<http://richardhess.com/notes/2012/10/09/source-for-d5-decamethylcyclopentasiloxane/>
>>>
>>>
> --
> Richard L. Hess email: [log in to unmask]
> Aurora, Ontario, Canada (905) 713 6733 1-877-TAPE-FIX
> http://www.richardhess.com/**tape/contact.htm<http://www.richardhess.com/tape/contact.htm>
> Quality tape transfers -- even from hard-to-play tapes.
>
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