On 6/9/06 2:15 PM, in article
> Another reason is that transmitting a low frequency baseband signal
> with no modulation will need a large trasmission antenna in radio
> applications. By modulating the signal with a high frequency carrier
> u reduce the potential size of this antenna.
Please tell us why adding modulation will affect antenna dimensions.
Also, please quote the material to which you are replying so other people
can tell more about WTF.