Faded label says Miniwatt 5751

Has Embossed "Germany" on top as SQ tube.

Tests 1620/1680 for gm where 1000 is good

and 2.5/2.6 ma for plate current at 250 volts in a Triplett 3444/Westmore 501 laboratory

tube analyzer restored and upgraded by Paul Hart.

All tubes are guaranteed good or may be returned.  

Shipping includes insurance.

Please see our other items for more vintage tubes & audio.

We combine orders for shipping.

We do not change values for customs.  

Thank You.