| ??? 06/02/03 10:49 Read: times |
#47220 - RE: Counting Cars Responding to: ???'s previous message |
you may build an LC oscillator with a large (1feet dia) air inductor. When enough metal is around the resonant frequency will slightly shift. I think this should work. To save current, you could start the oscillator only all couple of seconds.
Werner |
| Topic | Author | Date |
| Counting Cars | 01/01/70 00:00 | |
| RE: Counting Cars | 01/01/70 00:00 | |
| RE: Counting Cars | 01/01/70 00:00 | |
| RE: Counting Cars | 01/01/70 00:00 | |
| RE: Counting Cars | 01/01/70 00:00 | |
| RE: Counting Cars | 01/01/70 00:00 | |
| RE: Counting Cars | 01/01/70 00:00 | |
| RE: Counting Cars | 01/01/70 00:00 | |
| RE: Counting Cars | 01/01/70 00:00 | |
| RE: Counting Cars | 01/01/70 00:00 | |
| RE: Counting Cars | 01/01/70 00:00 | |
RE: Counting Cars | 01/01/70 00:00 | |
| RE: Counting Cars | 01/01/70 00:00 | |
| RE: Counting Cars | 01/01/70 00:00 | |
| RE: Counting Cars | 01/01/70 00:00 | |
| RE: Counting Cars | 01/01/70 00:00 | |
| RE: Counting Cars | 01/01/70 00:00 | |
| RE: Counting Cars | 01/01/70 00:00 | |
| RE: Counting Cars | 01/01/70 00:00 |