Matched Pair Cunningham Number / Type 327 C-327 Vacuum Tubes Mesh Plates Globe / Balloon Bottles Other Great Hits Its silkscreening is excellent and

Its silkscreening is excellent and appears to have been done for Mullard

5 volts with adapters (not included) and they sound tremendous even though they are running with a lowered filament voltage

and if you need just one strong section

top O getters and two additional support rods for increased ruggedness and microphony suppression

74 and 78 where minimum (65%) is 58

Matched Pair Cunningham Number / Type 327 C-327 Vacuum Tubes Mesh Plates Globe / Balloon Bottles Other Great Hits Its silkscreening is excellent andThis matched pair of Cunningham C 327 (number type 27) triodes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 27 for Tube One and 28 for Tube Two where minimum (65%) is 25 and 100% is 38. The tubes have balloon globe bottles; mesh plates; saucer getters; outstanding flashing; stamped engraved bases and mica spacers WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF