Audible Illusions Modulus 3A preamplifier Specifications
Description: Phono section gain: 28dB at 1kHz (MM), 27dB (MC). Line section gain: 30dB. Output impedance: 1.2k ohms (main), 150 ohms (tape). Input impedance: 47k ohms. Frequency response: 2Hz-100kHz within 1dB, measured with a 1:1 probe/100k ohm load. Phono section RIAA error: 20Hz-20kHz ±0.25dB. Distortion: 0.02% (MC phono section); ±0.015% at 20kHz (MM phono section); ±0.15% at 1.5V RMS out, 20Hz-20kHz into 50k ohms, ±0.12% at 500mV RMS out, 20Hz-20kHz, into IHF load (high-level section). S/N ratio: 74dB ref. 5mV wideband input (MM phono section); 85dB ref. 1.5V RMS wideband input (high-level section).
Dimensions: 17" W by 3" H by 10" D (preamplifier); 5" W by ½" H by 10" D (power supply).
Serial number of unit reviewed: M3950215.
Price: $1895 with MM stage; add $500 for High-Gain MC Gold Phono Stage; add $70 for gold or silver face plate. Tube set (4) replacement cost: Grade A, $60 set; Grade AA, $100 set. Warranty: 2 years parts and labor. Approximate number of dealers: 64.
Manufacturer: Audible Illusions, 7066 Commerce Circle, Pleasanton, CA 94588. P.O. Box 8, Pleasanton, CA 94566. Tel: (510) 463-9191. Fax: (510) 463-8482.