Just did some tests with loud waveforms up to 21,000 Hz, where my hearing starts to stop detecting the sound. If anyone wants, I'll put up 5 second waveforms to to 24,000 Hz to see if people can hear them. Of course, there are more pleasant things you can do with your time, buuuuut.
Alex Alex Alex! I have photos. You too can has. 1600 x 1200 Shaghai-ian goodness. 1.4 MB Feel free to snarf. http://homepage.mac.com/zav/Shanghai%20to%20scale.JPG
Too late to the party. The report is that that area is not well scanned. The individual lines consist of more accurate depth measurements provided by ships that sail in a straight line in that area. Or so THEY want us to think! It's just what they want. Them. Those they. There.
It's just what they want. Them. Those they. There.
3. Profit!