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"I would like to thank you for the superb work for the 16" Transcription. We are especially thankful for the faster turnaround time you provided, which was above and beyond the fastest selected option that we chose. Our 92 year old cousin was able to hear it before her serious decline. Also, I wanted to let you know that the History Center in ..."


1. (Verb.) To check the technical quality of a transmission. 2. (Noun.) An apparatus for comparing the technical quality of a program at one point in the transmission chain with that of the same program at another point and for giving an alarm if there is any significant difference between the two.