Windy Dankoff KM5Q wrote: > > To receive AM shortwave broadcast (at bandwidths wider than 2.7), do I > NEED the 6 kHz roofing filter? > > The price list seems to say I only need it to transmit AM (which I > don't intend), but it isn't completely clear. The manual doesn't > mention it. > You don't NEED it. You can listen to AM in SSB mode by zero beating the carrier. Some people claim it even sounds better. Even with the AM filter in "proper" AM mode you'll only get 3KHz audio bandwidth, because the 6KHz covers both sidebands. The main benefit is you won't hear the whistles as you tune through the carriers.
----- Julian, G4ILO K3 s/n: 222 K2 s/n: 392 G4ILO's Shack: www.g4ilo.com Zerobeat Ham Forums: www.zerobeat.net/smf -- View this message in context: http://www.nabble.com/K3%3A-Need-6kHz-filter-for-wide-AM-BC-reception--tp16136986p16141340.html Sent from the Elecraft mailing list archive at Nabble.com. _______________________________________________ Elecraft mailing list Post to: [email protected] You must be a subscriber to post to the list. Subscriber Info (Addr. Change, sub, unsub etc.): http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/subscribers.htm Elecraft web page: http://www.elecraft.com
