Loudspeakers Digital Sources Accessories
Sophia Electric 91-01 300B monoblock power amplifier Specifications
Description: Single-ended, tubed, monophonic power amplifier with 4 and 8 ohm output transformer taps. Tube complement: one 6SN7, one 300B, one 5Z3PA rectifier. Maximum output power: 9W into 8 ohms at 1kHz (9.5dBW). Input impedance: 200k ohms. Input sensitivity for maximum output: 500mV. Output impedance: not specified. Distortion: 0.18% at 1kHz (level not specified). Frequency response: 12Hz35kHz, ±3dB.
Dimensions: 12.75" (325mm) W by 7.25" (185mm) H by 9.5" (245mm) D. Weight: 35 lbs (15.9kg).
Serial numbers of units reviewed: 002224, 002225, 002248, 002249 (auditioning); 002248, 002249 (measuring).
Price: $4999/pair. Approximate number of dealers: sold direct (but see text). Warranty: 1 year, parts & labor; Sophia Electric tubes, 1 year; non-Sophia tubes, 6 months.
Manufacturer: Sophia Electric, 1952 Gallows Road, Suite 214, Vienna, VA 22182. Tel: (703) 992-8546, (703) 204-1429. Fax: (703) 560-3502. Web: www.sophiaelectric.com.