 | | Re: Ultrasonic proximity sensor —Mark Tarrabain
| | | | (...) Indeed. 24khz for audio is too low. It should be at least 40khz if it's using sound. (btw, what frequencies do bats use?) >> Mark (21 years ago, 21-Nov-03, to lugnet.robotics)
| | | | | | | | | | Re: Ultrasonic proximity sensor —Jim Choate
| | | | | | (...) Many different ones, ranging from clearly audible to much more than 40kHz. Depends on what they're doing. -- -- Open Forge, LLC 24/365 Onsite Support for PCs, Networks, & Game Consoles 512-695-4126 (Austin, Tx.) help@open-forge.com (...) (21 years ago, 21-Nov-03, to lugnet.robotics)
| | | | | | | | | | | | Re: Ultrasonic proximity sensor —Chris Phillips
| | | | | (...) Right. The word ultrasonic means "higher than sonic" or above the 40KHz top end of the audible range. These are sonic proximity sensors, FWIW. - Chris. (21 years ago, 21-Nov-03, to lugnet.robotics, FTX)
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