amppage2.gif (3243 bytes)
- last updated 22/07/00 18:02:59


B&W, 600x789 resolution (or slightly less), 8k-22k file size
These are a little rough, but often good enough. I make no guarantees

12AU7 / ECC82 tube data


16 greyscales, 600x789 resolution (or slightly less), 50k-120k file size
These look great on my monitor. Your monitor may vary

B&W, 2400x3150 resolution (or slightly less), 70k-200k file size
Just right for laser printing

The hi-res images may cause Netscape to crash. If you have this problem, then configure Netscape to use a different viewer for gif images. LView is free and works well. Look for it at Simtel

Some pages that contain large portions of text have been converted to ASCII. Obviously, any graphics have been omitted, but these files are very small and easy to read/print. Many, many thanks to Marc LaViolette for contributing his time and effort to convert these files.

From Amperex Special Purpose Tubes

page 1 General electrical and mechanical characteristics

page 2 Max ratings, operating characteristics

page 3 Resistance-coupled amplifier data

page 4 Operation with both sections in cascade

page 5 Operation as phase inverter

page 6 Pinout and envelope

page 7 Transfer and plate characteristics

page 8 Dynamic curves: mu, Rp, Gm @ Ep=250V and 200V

page 9 Dynamic curves: mu, Rp, Gm @ Ep=170V,100V

page 10 Distortion and input vs. power out @ Ep=250V,200V

page 11 Same as 10 @ Ep=170V SE and 250V PP

page 12 Same as 10 @ Ep=200V PP and 170V PP

back to tube data menu
10 June 1996