Teledyne KW Microwave Product Sample GPS - Filters
Specifications
TKWM 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 MHz

45dB Fc 1167/1287

Ceramic .65" x1.3"x.29" Airborne or Ground
GPS CERAMIC BANDPASS FILTERS
Teledyne 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 20@1625.5 0.17 0.35 0.30
GPS 3P fo ± 5 1.0 12.0 20@1645 0.45 0.21 1.50
GPS 3P fo ± 5 1.0 12.0 35@1296 0.45 0.28 1.50
GPS 4P fo ± 5 1.35 10.0 33@1650.5 0.30 0.28 1.30