1x Mullard 6080WA 6080 6AS7 Black Plates Miniwatt Label Blackburn'61 NOS

1x Mullard 6080WA 6080 6AS7 Black Plates Miniwatt Label Blackburn'61 NOS
1x Mullard 6080WA 6080 6AS7 Black Plates Miniwatt Label Blackburn'61 NOS
1x Mullard 6080WA 6080 6AS7 Black Plates Miniwatt Label Blackburn'61 NOS
1x Mullard 6080WA 6080 6AS7 Black Plates Miniwatt Label Blackburn'61 NOS
1x Mullard 6080WA 6080 6AS7 Black Plates Miniwatt Label Blackburn'61 NOS
1x Mullard 6080WA 6080 6AS7 Black Plates Miniwatt Label Blackburn'61 NOS
1x Mullard 6080WA 6080 6AS7 Black Plates Miniwatt Label Blackburn'61 NOS

1x Mullard 6080WA 6080 6AS7 Black Plates Miniwatt Label Blackburn'61 NOS

Model: 1961 Mullard 6080WA (Made in United Kingdom). Lush and warm vintage tone, intiimate vocals, wide sound stage with layered details.

Date codes: AJ1 B1F1 (AJ = 6080 production, B = Blackburn, 1 = 1961, F = June, 1 = Week 1 of production month). GM (Mutual Conductance) test result. This set was tested and certified by RoeTest V11 tester with the following result.

Measured transconductance (GM): 7/7.38 mA/V - 106%/112% (100% = 6.60 mA/V). Measured plate current (IA): 114.92/111.84 mA - 115%/112% (100% = 100 mA). NO shorts, leakage or gas. Curve trace is also included in the original RoeTest report.
1x Mullard 6080WA 6080 6AS7 Black Plates Miniwatt Label Blackburn'61 NOS