1960~ | 12 N 52 1G3GT, 6AV6, 6BQ5, 6BY8, 6BZ6, 6CB6, 6DE4, 6DK6, 6DQ6, 6EA8, 6FD7, 6GK5, 6HG8, 6HJ8, 6JE8, 6CS6, 6SG7, 19BLP4 |
1957 | 22 BU 4001 6CB6, 6CB6, 6CB6, 12AZ7, 12BY7, 6BZ7, 6K6GT, 6T8, 6AU6, 6BE6, 6U8, 6BQ7, 6AX4GT, 1B3GT, 6BQ6GT, 12AU7, 6AL5, 12BH7, 12B4 |
1947 | 48-1000 6AG5, 6AG5, 6J6, 6AG5, 6AG5, 6AG5, 6AL5, 7B6, 6AG5, 7C5, 6AT6, 7H7, 7H7, 6AL5, 7B4, 7B5, 7B5, 7F8, 6SL7GT, 6K6GT, 6SL7GT, 6BG6G, 5V4G, 5U4G, 5U4G, 1B3GT, 10BP4 |