Joachim's Ham-Radio and Radio-Frequency Blog (A Solderful of Secrets) - from Longwave to Microwaves
Thursday, September 3, 2009
HF3, improved SSB filter
Was able to catch some Murata 455kHz ceramic SSB filters on *bay. Also looking into a CW-filter designs using ceramic resonantors. The RX, I believe, would suffer some improvement in terms of bandwidth...