Electron tube 6F32 Tesla is undirectly heated hf pentode, suitable for usage as a hf amplifier for frequencies up to 400 MHz. It is direct replacement for american 6AK5, european EF95 and russian 6J1P (6Ж1П). New old stock tubes in original boxes (NIB). Tested on the BM215A . All the tubes were produced in the 60's.