antinn

Responses from antinn

Record Cleaner Advice?
@pindac,For routine cleaning, you do not need to soak the record with White Distilled Vinegar for 15-30 minutes.  That time comes from the book "VIII.12. DESCALING: Occasionally when resurrecting a Goodwill™ or flea market record find, there may b... 
Record Cleaner Advice?
@tomic601 Do not use vinegar with the Nitty Gritty or any vacuum-RCM; the vinegar - acetic acid can corrode the metal vacuum blower/motor.  Although vinegar at 5% acidity is a weak acid it can corrode steel or plated steel. 
New Hobby Ultrasonic Record Cleaning
@bianchi27 If the cleaner is dissolved/soluble in the water, sediment filters >0.1 micron will not remove the cleaner. However, for cleaners such as Tergikleen that are a combinations of a soluble chemical Tergitol 15-S-9 and insoluble Tergitol... 
Ilford Ilfotol use after expiring date
FWIW; here are some details:ILFORD™-ILFOTOL™: This is a wetting agent that is water mixed with a combination of 1-5% of a very efficient nonionic surfactant (likely Stepan™ BIO-SOFT™ N25-7 or N25-9 which is similar to Tergitol 15-S-7 or 15-S-9) an... 
Record Cleaner Advice?
@pindac,Not sure you are aware, but you should be able to buy a record label protector -  Amazon.co.uk: record label protector.  These are the same as the Groovemaster record label protector. 
Record Cleaner Advice?
@pindac,Recognizing your issue with local very hard tap-water, your process looks great - try the distilled white vinegar before the Dehyphon final clean and that should improve your results.  I was misunderstanding your term "Ultrasound Solution... 
Record Cleaner Advice?
@pindac,For the 5% Acidity White Distilled Vinegar  - this you buy at your local grocery store.  Its generally provided in 1-pint (~500 mL); 1-quart (~1L) and larger containers. The pint containers I buy have screw top threads that are used by man... 
Record Cleaner Advice?
@pindac,First good news that your getting good results (as expected).Referencing -  Vinyl Record Manual Cleaning Process (thevinylpress.com), the pre-clean step (if using Alconox Liquinox) is where you can get some foam as noted Figure 15; and mo... 
SoundSmith cartridges how good?
Peter Ledermann is in the hospital fighting COVID  Keep Peter Ledermann In Your Thoughts - Audionirvana.org.Thoughts and prayers to Peter for a recovery.  One of the true gentlemen of our hoppy/pursuit and he makes a fine cartridge (I have three). 
Cartridge for my friend
@264win,Two notes of caution; from the Pro-Ject manual  USER GUIDE (project-audio.com), the tone arm is very low mass - 6g, so you want to stay with a medium compliance cartridge such as the Ortofon 2M series, the Nagaoka MP-300 and the Garrott P... 
Record Cleaner Advice?
@pindac,I assume you are preparing 90 mg/300 mL = 0.03%.  There is an inconsistency in the document (that I will fix in the next ed.), while Para IX.6.a states "...for manual cleaning 0.01-0.02% would be recommended.", Para III.EU/UK.a) states:  "... 
Record Cleaner Advice?
@pindac,We do not need absolute accuracy so we assume specific gravity of water of 1.0, so 300 mL = 300 g, and 0.025% LS54 = 75 mg. So your math to achieve 0.025%I not sure how you plan on using the LS54.  The high concentration you prepared 0.025... 
Record Cleaner Advice?
@pindac, If you down loaded the new 2nd Edition of the document Precision Aqueous Cleaning of Vinyl Records, read paragraph XIV.10 and you  have 4 options, try one or try all and listen for which works best for you. 
The Lifespan of an LP?
The ARSC Guide to Audio Preservation, 2015 (https://www.clir.org/wp-content/uploads/sites/6/pub164.pdf) commissioned for and sponsored by the National Recording Preservation Board of the Library of Congress, states: “Vinyl discs are the most stabl... 
Record Cleaner Advice?
@keegiam,Once you have established cleanliness its all about maintenance of cleanliness; and in my opinion the only thing that belongs in the groove is the stylus.