Sonic Frontiers Phono One phono preamplifier Specifications

Sidebar 1: Specifications

Description: Hybrid tube/solid-state phono preamplifier. Tube complement: four 6922/E88CC. Inputs/outputs: one pair each, unbalanced (RCA). Input impedance: 47k ohms/10pF standard; 10, 100, 1k ohm, and 50, 100, 150pF available, plus one custom loading. Voltage gain: 54dB @ 1kHz standard; 62dB, 44dB optional (must be factory-configured). Frequency response: 20Hz–20kHz, ±0.1dB, RIAA equalized. Signal/noise ratio: 83dB ref. 1mV @ 1kHz input. Output impedance: 175 ohms @ 1kHz. Recommended minimum load: 10k ohms in parallel with 1000pF. Maximum output: 1.2V RMS, 20Hz–20kHz.
Dimensions: 19" (480mm) W by 4.5" H (115mm) by 14.25" D (360mm). Weight: 21.5 lbs (9.74 kg).
Serial number of unit reviewed: 105249.
Price: $1999 (1999); no longer available (2007). Approximate number of dealers: 100 (1999). Warranty: 5 years; tubes, 1 year.
Manufacturer: Sonic Frontiers, Inc. (1997–1998), Oakville, Ontario, Canada; Paradigm Electronics Inc. (2007), 205 Annagem Blvd., Mississauga, Ontario L5T 2VI, Canada. Tel: (905) 632-0180. Fax: (905) 632-0183. Web:

Paradigm Electronics Inc. (2007)
205 Annagem Blvd.
Mississauga, Ontario L5T 2VI
(905) 632-0180