About: http://webisa.webdatacommons.org/94056521

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	On the other hand, if a balanced input signal is used, then the second triode's grid finds its own input signal and the circuit is a Differential amplifier.
http://www.w3.org/ns/prov#wasQuotedFrom	tubecad.com