[amsat-bb] Re: Technical question about radar reflectivity

2012-08-08 Thread Thomas Doyle
The issues faced by boaters are similar. Our sats even have the 'rough seas' problem as they thrash about like drunken pirates. http://www.duckworksmagazine.com/07/howto/radar/index.htm 73 W9KE Tom Doyle On Wed, Aug 8, 2012 at 6:08 AM, John Heath wrote: > Length might work if its a suitable fra

[amsat-bb] Re: Technical question about radar reflectivity

2012-08-08 Thread John Heath
Length might work if its a suitable fraction of the wavelength of the radar signal. See the British use of "Window" in the 1940's. Aluminium foil strips were dropped from aircraft to confuse enemy radar.   73 John G7HIA Sent via AMSAT-BB@amsat.org. Opinions expr

[amsat-bb] Re: Technical question about radar reflectivity

2012-08-07 Thread g0mrf
It's really cross sectional area rather than length. Can't really assume military radar is on a specific frequency. I think what perhaps should be avoided is the use of any angular surfaces in the body designed to keep the cubesat either in orbit or to help it pass through the atmosphere. i.e