Sophia Electric91-01 300BSophia Electric 91-01 300BUsed pair, Valve Art 300B tubes Design: 9 watts output single ended 300b amplifier per mono-block with no negative feedback. OPT Transformers: Sophia Electric designed and in house made output tr...2150.00

Sophia Electric 91-01 300B [Expired]


no longer for sale

Used pair, Valve Art 300B tubes Design: 9 watts output single ended 300b amplifier per mono-block with no negative feedback. OPT Transformers: Sophia Electric designed and in house made output transformers featuring mixed vintage (WE) core and modern high tech core for sound and ultra specifications. Pure OFC copper wires are being used. Potted. Power transformers: Using the same high end core materials and winding method, one 220W power transformer per channel for AC consumption of 75w per channel x 2. Input Sensitivity: 500 mv Input Impedance: 200K Frequency Range: 12 Hz -- 35 KHz +/- 3 dB Residual Noise/Hum: Super Quiet version ($500 extra): 0.9 mv Standard version: 2.0 mv Distortion: -0.18% at 1 watts at 1KHz Weight 35 pounds per channel AC Power: 120V60Hz (USA)
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jms 

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Member since January 2012

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