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WTB calibration tapes

Posted: Thu Jan 11, 2018 6:49 am
by illuminations
Thought I would see if anyone has any calibration tapes they might no longer be using and are willing to sell. I’m specifically looking for 1/4” tapes at 250 nWb/m at both 7.5 ips and 15 ips speeds. The MRL equivalents are 21t204 and 21j205.