EAR 912 preamplifier Specifications
Description: Tubed stereo preamplifier. Tube complement: five 7DJ8/PCC88. Phono inputs: 2. Line inputs: 2 balanced, 3 unbalanced. Tape loops: 1. Outputs: 1 balanced, 1 unbalanced. Input impedances, phono: 47k ohms, moving-magnet; 3, 6, 12, or 40 ohms, moving-coil. Output impedance: 600 ohms. Line-stage gain: 14dB. Phono-stage gain: 50–80dB. Signal/noise ratio: 68dB phono (ref. 2.4mV), 90dB line (ref. 1V). Frequency response: 20Hz–20kHz, –0.3dB. Distortion: <0.1% at 1kHz, 3V output. Phase-inverting: No. No, no, no.
Dimensions: 19" (485mm) W by 5.25" (135mm) H by 10.5" (270mm) D. Weight: 29 lbs (13.2kg).
Serial number of unit reviewed: 014804.
Price: $9995. Approximate number of dealers: 24.
Manufacturer: Esoteric Audio Research/Yoshino Ltd., Coombe Grove Farm, Ermine Street, Arrington, Cambridgeshire SG8 0AL, England, UK. Tel: (44) 1223-208-877. Web: www.ear-yoshino.com. US distributor: EAR USA, Inc., 1087 East Ridgewood Street, Long Beach, CA 90807. Tel: (562) 422-4747. Web: www.ear-usa.com.