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ARSCLIST  April 2018

ARSCLIST April 2018

Subject:

Re: Sticky shed - clogged heads?

From:

Paul Stamler <[log in to unmask]>

Reply-To:

[log in to unmask]

Date:

Mon, 2 Apr 2018 11:55:31 -0500

Content-Type:

text/plain

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text/plain (197 lines)

On 4/2/2018 9:17 AM, Lou Judson wrote:
> Hey folks. Here�s a DR-1 with a good price, no bids. Somebody snatch this up!
> <https://www.ebay.com/itm/362284893448?ul_noapp=true\>

Local pickup only. It's in Montpelier, Vermont.

Peace,
Paul

> Lou Judson
> Intuitive Audio
> 415-883-2689
>
> On Apr 2, 2018, at 6:28 AM, Steve Greene <[log in to unmask]> wrote:
>
>> The feature that many Nakamichi's had was called "phase locked loop" dual
>> capstan. Essentially it relied on the two capstans, in phase to maintain
>> proper tension, which obviated the need for the felt pressure pad, which
>> was lifted out of the way of the playback path. That amounted to one less
>> thing to go wrong with the playback chain.
>>
>> It was even more important to clean the rubber capstan roller regularly,
>> since glazed rubber surface could often cause the tape to drift "off path".
>>
>> Steve
>>
>> Steve Greene
>> Audiovisual Archivist
>> Nixon Presidential Library and Museum
>> National Archives and Records Administration
>> (301) 837-1772
>>
>> On Mon, Apr 2, 2018 at 3:49 AM, CJB <[log in to unmask]> wrote:
>>
>>> Again thank you guys. How can I lubricate said cassette tapes please?
>>> What is the process? Getting tape head cleaner is a problem too since
>>> the demise of VHS and cassettes and reel2reel tapes. Is it ethyl
>>> alcohol? Maybe eBay has it? Huh - cotton buds are easy to get - even
>>> though they are mainly of plastic. BTW right now the weather is damp
>>> and raining with high humidity. Maybe I should put the cassettes in
>>> front of a hot air heater? I have a brand new top of the range
>>> (ex-display) Technics dual cassette player arriving next week. Chris
>>> B.
>>>
>>> On 01/04/2018, Corey Bailey <[log in to unmask]> wrote:
>>>> Hi Chris,
>>>>
>>>> First of all, DO NOT use your microwave for any type of tape
>>>> restoration. This has been tried and the results are disastrous. Second,
>>>> do not use any kitchen appliance, that is used for food, for baking
>>>> audio tapes. The baking of audio tapes produces out-gassing that should
>>>> be considered as toxic.If you are going to consider baking the cassettes
>>>> in question, you will need to invest in a device that can be dedicated
>>>> solely to that task. A food dehydrator will work fine but know that
>>>> there is a learning curve. Research the process. The information is out
>>>> there. I have written an article about baking audio tape which is posted
>>>> on my website under "Useful Information." I am not a fan of baking
>>>> audio tapes. I use the process as a last resort. First, I will try
>>>> lubricating the tape and for cassettes, I have a transport that I have
>>>> modified (hacked) for this procedure. That said, Marie O'Connell posted
>>>> that she has successfully baked audio cassettes. So have I and many
>>>> other qualified personnel. So, obviously, it's possible.
>>>>
>>>> Cheers and, Happy Easter!
>>>>
>>>> Corey
>>>>
>>>> Corey Bailey Audio Engineering
>>>> www.baileyzone.net
>>>>
>>>> On 4/1/2018 1:11 AM, CJB wrote:
>>>>> Hi guys. Thanks for the heads up. The cassettes are off-air recordings
>>>>> many from the 1970s from Long Wave / Medium wave and some FM. They are
>>>>> Beeb airings - likely all long since deleted, wiped or junked. These
>>>>> are the only recordings extant. It is important to rescue the
>>>>> contents.
>>>>>
>>>>> The situation started after a few cassettes had gone though. The
>>>>> C-120s seemed OK. I then decided to process the C-60s first: Ferro,
>>>>> Scotch and BASF. I had two cassettes loaded. Huh - I fell asleep and
>>>>> the first started all over again. When I checked the digital file -
>>>>> using Audacity - I found that the first was nearly perfect first time
>>>>> round - but then when it got repeated the sound level was not only
>>>>> lower but it was also muffled. I used a tape head cleaner and tried
>>>>> again, the sound came back as loud as it should have been, but then
>>>>> quickly deteriorated.
>>>>>
>>>>> I'm not sure that I can retrieve the situation. It seems that the
>>>>> tapes are shedding and clogging the heads badly. I am nervous about
>>>>> baking - I only have a microwave!!
>>>>>
>>>>> Issues with azimuth lining is rather too advanced for the project
>>>>> which is more one of rescue rather than faultless archiving.
>>>>>
>>>>> Chris B.
>>>>>
>>>>>
>>>>> On 31/03/2018, Marie O'Connell <[log in to unmask]> wrote:
>>>>>> I have had good success with baking cassette tapes suffering from SSS
>>>>>> and
>>>>>> the brands are random. Keeping the heads clean is paramount.
>>>>>>
>>>>>> Like Steve, re-housing the cassette can help along with renewing the
>>>>>> slip
>>>>>> sheets. As a matter of course I check the felt to make sure it's
>>>>>> intact.
>>>>>>
>>>>>> Happy Easter!
>>>>>> Marie
>>>>>>
>>>>>> On Sun, Apr 1, 2018 at 8:23 AM, John Haley <[log in to unmask]>
>>> wrote:
>>>>>>
>>>>>>> I am not recalling exactly what I paid for the Nak Dragon, but it was
>>>>>>> something like $1100. I bought it on Ebay and got lucky--it is in
>>>>>>> flawless
>>>>>>> condition.
>>>>>>>
>>>>>>> The Nak Dragon is missing one desirable feature--there is no speed
>>>>>>> control. But it is rock-steady with moving the tape--probably getting
>>>>>>> rid
>>>>>>> of the tiny bit of friction of the tape pulling past the pressure pad
>>>>>>> helps. It has a piece that pushes back the pressure pad so it is out
>>>>>>> of
>>>>>>> the way, and tape tension against the heads is provided by the closed
>>>>>>> loop
>>>>>>> dual capstan design.
>>>>>>>
>>>>>>> Best,
>>>>>>> John Haley
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On Sat, Mar 31, 2018 at 1:57 PM, Steven Smolian <[log in to unmask]>
>>>>>>> wrote:
>>>>>>>
>>>>>>>> If I remember correctly, the NAK draws the tape away from the pad,
>>>>>>>> bypassing
>>>>>>>> it.
>>>>>>>>
>>>>>>>> For what it's worth, I've found the slip sheet inside the cassette
>>>>>>> housing
>>>>>>>> will exhibit signs of sticky shed.
>>>>>>>>
>>>>>>>> One answer is to rehouse each cassette into a new shell. I've done
>>>>>>>> that
>>>>>>>> many a time.
>>>>>>>>
>>>>>>>> Steve Smolian
>>>>>>>>
>>>>>>>> -----Original Message-----
>>>>>>>> From: Association for Recorded Sound Discussion List
>>>>>>>> [mailto:[log in to unmask]] On Behalf Of Lou Judson
>>>>>>>> Sent: Saturday, March 31, 2018 1:02 PM
>>>>>>>> To: [log in to unmask]
>>>>>>>> Subject: Re: [ARSCLIST] Sticky shed - clogged heads?
>>>>>>>>
>>>>>>>> Dragon is the gold standard, the Rolls Ryce of cassette decks. Wish
>>>>>>>> the
>>>>>>>> project I have could make it affordable! :-)
>>>>>>>>
>>>>>>>> Maybe I don't want to know what you had to pay for it. ePay shows
>>>>>>>> $1200
>>>>>>>> -
>>>>>>>> 3200 today.
>>>>>>>>
>>>>>>>> I got my lesser Naks for around $400 each. one needed service, the
>>>>>>>> other
>>>>>>>> was
>>>>>>>> perfect.
>>>>>>>> <L>
>>>>>>>> Lou Judson
>>>>>>>> Intuitive Audio
>>>>>>>> 415-883-2689
>>>>>>>>
>>>>>>>> On Mar 31, 2018, at 9:35 AM, John Haley <[log in to unmask]> wrote:
>>>>>>>>
>>>>>>>>> I recently bought a Nak Dragon, which automatically sets the azimuth
>>>>>>>>> and keeps monitoring and resetting it as the cassette plays. And I
>>>>>>>>> recently dubbed a cassette in which the felt pad was missing. It
>>>>>>> played
>>>>>>>> fine. The
>>>>>>>>> sound quality is astonishingly good. It really beats my Tascam
>>>>>>>>> unit.
>>>>>>>>> Best,
>>>>>>>>> John Haley
>>>>
>>>
>>>
>>
>

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