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EL-84 vacuum tube. Vacuum tubes operate by the principle of thermionic transconductance.
Image replaces "Vintage Blues", now playing at the Exhibition Gallery.
| Full EXIF Info | |
| Date/Time | 30-Mar-2004 22:04:54 |
| Make | Canon |
| Model | EOS 10D |
| Flash Used | No |
| Focal Length | 100 mm |
| Exposure Time | 59.00 sec |
| Aperture | f/8 |
| ISO Equivalent | 200 |
| Exposure Bias | |
| White Balance | (-1) |
| Metering Mode | matrix (5) |
| JPEG Quality | (6) |
| Exposure Program | |
| Focus Distance | |
| Guest | 04-Apr-2004 04:02 | |
| Canon DSLR Challenge | 31-Mar-2004 11:45 | |