EXTREMELY Rare GRADO HP-1 (HP-1000) 'Joe Grado's' with the Polarity Switch.Only 1000 HP1000 headphones were made by Joseph Grado.Excellent condition rarely used. No cup lettering.Handmade by Joe Grado himself, this is the BEST Grado ever made and one of the all-time classi...
Vintage Yamaha YH-3 Orhtodynamic on ear headphones. In surprisingly good shape for being nearly 30 years old. Includes box.
StyleOver-ear, open-backTransducer typePlanar magneticMagnetic structureDouble Fluxor™ magnet arrayPhase managementFAZORMagnet typeNeodymium N50Diaphragm typeNano-scale Uniforce™Transducer size106 mmMaximum power handling15WMaximum SPL>130dBFrequency response5Hz – 50kHzTHD<0.1% @ 100dBImped...
