About: http://webisa.webdatacommons.org/281715448

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The output impedance was a low 42 ohms at high and mid frequencies, rising slightly but inconsequentially to 78 ohms in the low bass.
http://www.w3.org/ns/prov#wasQuotedFrom	stereophile.com