stereonomono - Hi Fi Compendium - 13 years on-line: Infinity 2000 A (1971)
Infinity 2000A Hybrid Electrostatics
Vintage Infinity Speakers and Audio
Help identifying these vintage electrostatic speakers? Found them in a consignment shop in San Diego. Thought they had a really interesting design but no branding I could find. : r/vintageaudio
RARE Infinity 2000a hybrid electrostatic speakers For Sale - US Audio Mart
Martin Logan Prodigy Electrostatic Speakers - BIG and NATURAL Sound
IRS
Arnie Nudell: From Here to Infinity Page 2 | Stereophile.com