1.0 link Rainbow Dash Network http://rainbowdash.net/ Techdisk (techdisk) http://rainbowdash.net/techdisk http://rainbowdash.net/notice/3760058 @<span class="vcard"><a href="http://rainbowdash.net/user/32489" class="url" title="Someone Else"><span class="fn nickname mention">anobjectofinterest</span></a></span> You mean after demodulation? Because after demodulation it would just be a pulse wave. If your using a square wave to transmit as the carrier, you're putting out LOADS of harmonics that interfere with other radio stations, which is illegal.