Re: Active vs Passive
From: Brian Quirt <baqrt@m...>
Date: Sat, 15 Apr 2000 08:19:24 -0300
Subject: Re: Active vs Passive
Alan and Carmel Brain wrote:
>
> Let's figure out how you can detect an FT ship.
>
> PASSIVE
>
> Then, the PSB methods:
> Occulting background radiation (ie you detect something
> that's a little blacker than space)
> EM (usually Infra-Red) Radiation from Hull
> EM Radiation(Visible and Up) from Drive exhaust
> Particle emission (though signal/noise would be very low)
> Reflection of natural sources of radiation (ie Stars nearby)
> Very energetic EM from weapons firing.
> Moderately energetic EM from active sensors.
> Forward Mass detector (relatively low range)
I like your list, but I'd add on one passive method: drive flares (ie
you light up your drive, you're putting out a LOT of energy (after all,
it's changing your course), and that's probably fairly detectable.
Otherwise, I think this list is an excellent base point.
-Brian Quirt