http://www.geekalerts.com Gadgets for Geeks Thu, 09 Feb 2012 23:38:19 +0000 en hourly 1 http://wordpress.org/?v=3.3.1 http://www.geekalerts.com/usb-sonar-speaker/ http://www.geekalerts.com/usb-sonar-speaker/#comments Wed, 25 Nov 2009 13:19:02 +0000 Robert Birming http://www.geekalerts.com/?p=3630

This small dish-shaped USB speaker connects to portable audio players, laptops and other products using a standard 3.5mm stereo audio plug, and it uses “sonar” technology to produce and deliver the sound picture to the listener. Here is video clip showing how this audio technology works: It is a speaker using vibration to produce sound. [...]]]> http://www.geekalerts.com/usb-sonar-speaker/feed/ 5 http://www.geekalerts.com/fish-finder-watch-from-humminbird/ http://www.geekalerts.com/fish-finder-watch-from-humminbird/#comments Thu, 28 Aug 2008 12:21:55 +0000 Robert Birming http://www.geekalerts.com/?p=2112

The Humminbird RF35 watch features a 1.25-inch large screen and it is equipped with an advanced remote sonar sensor to allow you to look for fish within a 75 feet range. Specifications: Display Size: 1.25″ diagonal Display Pixel Matrix: 48V x 32H Display Type: STN LCD Sonar Type: Single Beam Sonar Coverage: 125 kHz / [...]]]> http://www.geekalerts.com/fish-finder-watch-from-humminbird/feed/ 8