Maybe. But looking at your calibrated response all I can say is WOW! Dirac did an incredible job.
What is the brand and model? If they are good speakers you might benefit by re-capping them. The capacitors tend to dry up and drift after 15-20 years or so. A second sub would definitely benefit you. But I wouldn't get a second Wharfdale. I would get on of the ones everyone here recommends.
Television: Mitsubishi WD65737 DLP
Processor: Emotiva UMC-200
Amps: Carver AV 806x/Behringer EP4000
Mains: DCM TimeFrame 600 Center: AT 453C
Surrounds: AT 251.1 Sub: Danley DTS-10
Blu Ray: Panasonic DMP-BD655
Last edited by flyng_fool; 10-31-2014 at 10:02 AM.
Reason: Stupid auto correct was wrong again