 |
|
|
||
|
||||
|
FILE: Vacuum_Tube-12AU7.jpg
TITLE: 12AU7 Vacuum Tube in Action
DESCRIPTION: 12AU7 tube with natural light, GAF slide film
3177x2172x24
CREDITS:
COPYRIGHT: Copyright Wayne Labs 1975 |
|
||
 |
|
 |
||
|
|
|
||
|
||||
|
FILE: Vacuum_Tube-12AU7.jpg
TITLE: 12AU7 Vacuum Tube in Action
DESCRIPTION: 12AU7 tube with natural light, GAF slide film
3177x2172x24
CREDITS:
COPYRIGHT: Copyright Wayne Labs 1975 |
|
||
|
|
|
||
|
  |
|
