| Type | Substitutes | Base Diagram |
|---|---|---|
| C327 | 27, UY227, PU027, MY227, 427, GY227, UY-227_Japan, 57T227, 227E, D227, 4631_WLS, ER227, DE-1, Y227, T-227, EY227, VY227, PA227, LS227, SLY227, NU-27, GSY227, Y227AC, Z-27, MX227, RYB227, T27, 227-C, AX227, LY227, C227, NY-227, C-427, UY627, TS227, 127A, FY227 | |
| Web References | C327 (Cunningham) @ Franks Electron Tubes? C327 (Cunningham) @ Franks Electron Tubes? C327 @ Radiomuseum | |