6P14P-EV (6П14П-EB) pentode was designed for output stages of low frequency amplifiers. It is direct replacement for EL84 and 6BQ5. Tubes were measured on L3-3 tube tester. Long life - E (minimum of 5000 operating hours) and high reliable ( - B ) military tubes. New and in original boxes. Produced for export in the 80's.