| TUBES 6D-6Z  | ||||||
| TYPE | BRAND | INFORMATION | STOCK | EURO | ||
| 6D7 | Sylvania | originalbox | 1 | 4,00 | ||
| 6DQ6B | GE | originalbox | 1 | 6,00 | ||
| 6AK6 | RCA | armybox | 1 | 3,00 | ||
| 6B8G | Sylvania | originalbox | 1 | 3,00 | ||
| 6HS6 | RCA, Sylvania | originalbox | 7 | 14,00 | ||
| 6F5 | originalbox | Purotron | 2 | 4,00 | ||
| 6F6 | Raytheon, Sylvania, KR | armybox | 4 | 7,00 | ||
| 6F6G | RCA | orginalbox | 1 | 14,00 | ||
| 6F7G | Sylvania, Champion | originalbox , no box | 3 | 3,00 | ||
| 6G6G | National | originalbox | 0 | 3,50 | ||
| 6GY6/6GX6 | Sylvania | originalbox | 2 | 3,00 | ||
| 6N7GT | see ECC31 | |||||
| 6C2C=5J5GT | USSR | originalbox | 2 | 6,00 | ||
| 6SG7 | KR | originalbox | 1 | 3,00 | ||
| 6K6G, GT | Crossley | originalbox | 2 | 6,00 | ||
| 6K7 | RCA | armybox | 5 | 5,00 | ||
| 6K7G | Mullard | originalbox | 3 | 7,00 | ||
| 6K7GT | Mullard | originalbox | 40 | 6,00 | ||
| 6K8 | Philips | originalbox | 16 | 4,00 | ||
| 6K8GT | Sylvania | originalbox | 12 | 5,00 | ||
| 6M11 | GE | originalbox | 1 | 6,00 | ||
| 6S7 | RCA | originalbox | 3 | 3,50 | ||
| 6S7G | RCA | originalbox | 4 | 4,00 | ||
| 6SA7 | K-R | originalbox | 3 | 4,00 | ||
| 6SA7GT | Triotron | orginalbox | 1 | 3,50 | ||
| 6SC7 | K-R | originalbox | 0 | 4,00 | ||
| 6SF5 | Mullard, RCA | originalbox | 0 | 3,50 | ||
| 6SF7 | Mullard | originalbox | 1 | 3,50 | ||
| 6SG7 | K-R, GE | originalbox | 4 | 4,00 | ||
| 6SK7 | Marconi,Rhaiteon | armybox | 1 | 5,00 | ||
| 6SK7GT | Philips | originalbox | 0 | 4,00 | ||
| 6SJ7 | RCA | originalbox | 3 | 6,00 | ||
| 6SJ7GT | Sylvania | originalbox | 0 | 6,00 | ||
| 6SJ8G | SER | originalbox | 1 | 5,50 | ||
| 6SL7GT | RCA | armybox | 0 | 19,00 | ||
| 6SN7GT | K-R, Tung Sol | armybox | 0 | 19,00 | ||
| 6SQ7 | GE, RCA | originalbox | 7 | 5,00 | ||
| 6SS7 | RCA | orginalbox | 3 | 3,50 | ||
| 6H6 (GT) | RCA, Philco | originalbox | 3 | 3,50 | ||
| 6T7 | RCA | originalbox | 2 | 5,00 | ||
| 6J5 | NU, Mullard | importbox | 2 | 6,00 | ||
| 6J4 | GE Triode | originalbox | 6 | 4,00 | ||
| 6J5GT/G | Sylvania, RCA | armybox | 3 | 6,50 | ||
| 6J7 | RCA | armybox | 2 | 6,00 | ||
| 6J7GT | RCA | originalbox | 1 | 6,00 | ||
| 6J8G | Philips | orginalbox | 1 | 6,00 | ||
| 6L5G | Sylvania, National | originalbox | 6 | 4,00 | ||
| 6L6G | Purotron, Brimar | importbox | 2 | 15,00 | ||
| 6N3cE=6L6GC | USSR | originalbox | 1 | 4,00 | ||
| 6L6GCM | Ruby | importbox | 2 | 15,00 | ||
| 6L6WXT | Sovtek | importbox | 1 | 15,00 | ||
| 6L7G | Brimar | originalbox | 4 | 3,50 | ||
| 6L7 | RCA | originalbox | 2 | 3,00 | ||
| 6MG8 | RCA | importbox | 1 | 3,50 | ||
| 6N7=ECC30 ,GT | GE, RCA | orginalbox | 3 | 6,00 | ||
| 6P25 | Ediswan | orginalbox | 1 | 17,00 | ||
| 6N7G=ECC30 | Champion, Sylvania | originalbox importbox | 1 | 8,00 | ||
| 6Q5G | Du Mont | originalbox | 1 | 3,00 | ||
| 6Q7 | KR | originalbox | 4 | 3,00 | ||
| 6Y6GA/6Y6G | RCA | originalbox | 2 | 7,00 | ||
| 6U7G | Sylvania, RCA | originalbox | 18 | 5,00 | ||
| 6V6 | RCA | originalbox | 0 | 18,00 | ||
| 6V6EG=6V6G | Sylvania | armybox | 0 | 14,00 | ||
| 6V6GT | RCA, GE | armybox | 1 | 23,00 | ||
| 6V6GT | Tungsram | originalbox | 4 | 23,00 | ||
| 6W6GT | RCA | importbox | 1 | 8,00 | ||
| 6Z7G | Sylvania | originalbox twintriod | 1 | 8,00 | ||