Summary
Medium-mu twin triode. Widely used in audio amplifiers and other applications in radio and television circuits. Also known as ECC82.
This valve was introduced in about 1953 and, as of 2010, is still being manufactured in Eastern Europe and China for the guitar amplifier and audiophile market.
Manufacturer: Philips Electrical Pty. Ltd. Hendon, South Australia.
Marketed by: The "Miniwatt" Electronics Division of Philips Electrical Pty. Ltd.
6.3/12.6 V indirectly heated cathode.
Physical Description
Tubular bulb with 9 pin miniature base.
More Information
-
Collection Names
-
Collecting Areas
-
Acquisition Information
Transfer from Science Museum of Victoria (SMV), 01 Aug 1971
-
Manufacturer
Philips Electrical Industries Pty. Ltd., Hendon, South Australia, Australia, 1960-1969
-
Inscriptions
Bulb: Miniwatt/Made in Australia/12AU7A
-
Brand Names
-
Classification
-
Category
-
Discipline
-
Type of item
-
Overall Dimensions
54 mm (Length), 20 mm (Outside Diameter)
-
Keywords