Lou G
Super Member
Peanut butter was only used because one of my colleague's son got peanut butter on some of his records and he was interested to see which method would clean off all the dried on peanut butter. For this test a small amount of peanut butter was applied and wiped off with a clean room cloth so what remained was only a very thin layer in the grooves.Sure, I'd suspect after smearing Peanut Butter on a record, greases, and other contaminants, the US will easily come out the winner due to being submersed in a US bath buzzing away and perhaps a longer soak time versus a regular-standard cleaning attempt on any RCM.
The VPI belonged to a colleague and he just used the method that he found to work best to clean his records. His method used multiple passes which took about 5 minutes as I recall. The time in the ultrasonic bath was 6 min which translates to an exposure time of 2 min because only 1/3 of the record is in the bath at a given time.
Of course cleaning time and solution are variables but for this comparison we used the time and solutions that my colleagues and myself found to be ideal or were recommended by the manufacturer of the RCMs.Too many variables involved, time, cleaners used to give a proper evaluation.
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