VÁLVULA 6BY8 PHILCO em ótimo estado. Tenho muitas outras novas e usadas.Tenho outras veja a lista:3A4, 3BZ6, 3CY5, 4BL8, 4CB6, 5AM8, 5AQ5, 5CG8, 5U8, 5Y3, 6AF4, 6AJ8, 6AL5, 6AM8, 6BE6, 6BK7, 6BQ5, 6BR8, 6BS8, 6BW8 6BY8, 6BZ6, 6BZ7, 6CB6, 6CM7, 6CW5, 6DE6, 6ER5, 6FQ5, 6GK5, 6JC6, 6JC8, 6JT8, 6JV8, 6JS6, 6K4P, 6K7, 6KD6, 6KZ8, 6L6gc, 6LJ8, 6LN8, 6LT8, 6MD8, 6N2P, 6N5P 6N6P, 6N14P, 6SJ7, 6SN7, 6T8, 6U8, 6V6, 6X8, 7AU7, 8AW8, 8EM5, 8ZB6, 9JC8, 9U8, 10AL11, 10DE7, 11AR11, 12AU7, 12AV6, 12AX4, 12AX7, 17AX4, 12BE6, 12BH7, 12SA7, 12SK7, 14BR11, 17AX4, 17D4, 17DM4, 22AX4, 22DE4, 35W4, 50C5, 6082WB.AZ1, EAA91, EABC80, EBF80, ECC83, ECC84, ECF82, ECF86, ECH81, ECH83, ECL80, ECL86, EF5, EF41, EL81, EL84, EL86, EM83, EM87, EY87, PCC84, PCC85, PCF82, PL83, PL509, PY82, XCC82, XCF82, XCL82, XCL84, XCL85, XF183, XF184.