GPS Filters

Specifications

KWM Part No.	L1	L2	Insertion Loss	Rejection	Topology	Size	Application
BPF-C-152-200-127888	Yes	No	1.50 db	7 dB @ Fo – 75 MHz	Ceramic	.350″ x .300″ x .170″	Airborne or Ground
20 dB @ Fo +50 MHz
BPF-L-14340	Yes	No	3.5 dBc	30dBc @ 1521 MHz	Lumped	1.5″ x 0.5″x 0.5″	Airborne or Ground
60 dBc @ 1481 MHz 1667MHz
60 dBc to 10GHz
BPF-C-14053	Yes	No	3.0dB	30 dB @ ± 15MHz	Combline	3.94″ x 2.32″ x 2.41″	Airborne or Ground
65dB@± 50MHz
CER-C-14219	Yes	No	1.35dB	26dB @ Fo -75 MHz	Ceramic	1.311″ x .302″ x .275″	Airborne or Ground
33dB @ Fo +75 MHz
CER-C-14099	Yes	No	2.4 dB & 1.0 dBc Fc± 1O MHz Typ I.L. @ Fc 2.0	24 dB @ Fc ± 40 MHz 45 dB Fc ± 60 MHz	Ceramic	.65″x2.6″x.29″	Airborne or Ground
CER-C-14100	No	Yes	2.4 dBa & 1.0 dBc Fc ±10MHz Typ.I.L. @ Fc 2.0	24 dB @ Fc 1187/1267 MHz45dB Fc 1167/1287	Ceramic	.65″ x1.3″x.29″	Airborne or Ground

GPS CERAMIC BANDPASS FILTERS

KW Microwave has a complete line of ceramic filters designed for both GPS frequencies L1 (1557 MHz) and L2 (1227 MHz). KWM ceramic filter products include 2, 3 and 4 poles with insertion loss ranging from 1.0dB to 1.5dB. The table shows typical electrical and mechanical specifications:

GPS	2P	fo ± 5	1.5	10.0	[email protected]	0.17	0.35	0.30
GPS	3P	fo ą 5	1.0	12.0	20@1645	0.45	0.21	1.50
GPS	3P	fo ą 5	1.0	12.0	35@1296	0.45	0.28	1.50
GPS	4P	fo ą 5	1.35	10.0	[email protected]	0.30	0.28	1.30