300B SET


The 300b amp


Technical specs of the amp


Frequency response measured at 10 Watts 17Hz to 42Khz -3db

Power output is 10 watts nominal and maximum power is 18 watts 10%

47K Input Impedance

8 Ohm Output (4,16 Ohms upon request)

120 or 230 Volts, Other voltages upon request.

Tubes included TJ300B, Tungsol 5R4, Siemens D3A

Shipping weight 90lbs in 2 boxes

Dimensions: 10" W, 13" D, 7.5"H


Each of our amps are custom hand made and would take 4 to 8 weeks for build time. Our transformers are hand wound upon order. Any customization is possible as our transformers are specifically design for individual needs and a not off the shelf transformers.



 USD2570 Promitheusaudio 300B Amplifier


Shipping charges


United States, Japan, Asia, Australia USD235

           Belgium, France, Germany, Italy, Luxemburg, Netherlands, Scotland, UK USD270

              Rest of European Union countries USD440



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