Electron tube 6J1P-EV HF pentode with a short anode-grid characteristic of increased durability, reliability and mechanical strength. Equivalent: 6AK5, EF95, EF95F, EF905, 6F32
Russian electron tube 6P15P broadband power amplification output pentode. High reliability, life non less 5000 hours! Near equivalent: EL83, SV83, EL803S, 6P1T