This is the Russian 6P7S octal output tetrode valve, equivalent to G807.

 

The 6P7S offered here is NOS (New Old Stock) bearing the Russian OTK military quality assurance mark.

A great value high quality output tetrode suitable for use in any high end push pull amplifier of around 25W output , or as an economically priced output valve in single ended amplifiers.

The original G807 was designed in 1927, so if you use these valves you are reviving a part of audio history!

A pair of these valves in push pull working in ultra linear mode sound superb in hi-fi applications, and the wonderful traditional shape of them ensures that your amplifier will be a display piece to draw attention and admiration. 

Price: £8.99