Russian radio tubesRussian radio tubes

The UO-186 is a glass envelope power triode having a plate dissipation rating of 15 Watts with convection cooling. It is intended for audio frequency power amplification service in triode connection and single or push-pull/parallel applications. The UO-186 has an directly-heated oxide cathode. This triode has audiophiles deserved love because of high linearity characteristic.

ELECTRICAL PARAMETERS Heater voltage, V...

German vacuum tubesGerman vacuum tubes
The TELEFUNKEN company marking vacuum tubes for use in the receiving equipment, the letters RE, radio tubes for transmitters - the letters RV, and rectifying lamps - letters RG. If the designation was the third letter, the lamp with a large number of grids, it was the letter S, and the lamp with indirect heating - the letter N.... read more >>