| Model | 7318 |
| Brand | CBS |
| Plate | Grey Plate |
| Getter | Top Small Square |
| Tube Type | Dual Triode |
| Variant | VERY RARE 12AU7 Premium Version |
| Common Use | Preamp, Audio |
| Date Code | 1958 (matched codes) |
| Manufacture Date | 1958 — CBS-Hytron |
| Country | USA |
| Condition | NOS |
| Box | Reproduction Box |
Tester: Hickok TV7
Results: 109/107 and 106/106
Minimum Good Value: 56/56
ALL TUBES ARE TESTED WITH RECENTLY CALIBRATED PROFESSIONAL TESTERS.
The 7318 Is perhaps the greatest sounding 12AU7 Version ever made. Unreal holographic sound and depth. These tubes are VERY VERY hard to come by.
| Domestic | USPS Ground Advantage — $8.00 |
| International | USPS First Class Intl — Small — $22.00 |
Free Combined Shipping for all USA Buyers. Buy As Many Tubes As You Would Like and Pay Only the First Shipping Fee.
Combined Shipping is available for all International Buyers.