Sentence:  As with the penultimate Giselle release ( Wolff 's abridgment for RCA Victor ) I find the cleaner , less razor edged <WSD>monophonic</WSD> version , for all its lack of big stage spaciousness , the more aurally tolerable - but this may be the result of processing defects in my SD copies . 
Meaning of the word marked with <WSD> tags:  designating sound transmission or recording or reproduction over a single channel