Simplest 455 KHz Oscillator uses only three parts negative resistance ceramic filter oscillator ceramic resonator oscillator
rf - Is it possible to combine two CFU455IT +/-2kHz (4kHz) ceramic filters to get a +/-1.25kHz bandwith (2.5kHz) filter? - Electrical Engineering Stack Exchange
MURATA SFZ455B DUAL 455KHZ CERAMIC FILTER
455KHz All Pass Filter - YouSpice
455KHz Ceramic Filter | roWaves Technologies
2) 455 KHz IF +/-13.0 (26 total) KHz BW 15-ELEMENTS Murata Ceramic Comm FILTERS | eBay
IF filter taken apart & how to "homebrew" a 455 KHz IF filter for a superhet. - YouTube
Murata's CFU, CFW, SFP 450kHz to 455kHz Ceramic Filters | TTI, Inc.
10pcs Lt455ew Lt455e Cf455e Cf455ew 455e 1+4 5pin Dip-5 455khz Ceramic Filter For Communication Signal Relays - Relays - AliExpress
254 455khz CW filter install into Yaesu FT-900 - YouTube
Band Filter Standard Version AM 455kHz Level=ZF-2, Grieder Elektronik Bauteile AG
Ceramic filter LT 455HTW 455kHz - P.U.H. HESTA
narrow-band IF filter | Elektor Magazine
Homebrew 455khz Ceramic IF Filter – Rob's Blog
455 kHz filter measuring setup development
Ceramic Filters for AM (LTP) Series - DeMint Components
Crystal filter - Wikipedia
Original New 100% Ceramic Filter Sfu455y 455khz Dip 3pin 455a 455b (inductor) - Inductors - AliExpress