Cavity filters target wireless and defense applications

December 03, 2012 // By Jean-Pierre Joosting
Anatech Electronics offers a wide variety of standard and semi-custom high-performance cavity filters that cover every wireless and defense application.

The AB2370B867 has a center frequency of 2370 MHz and 1-dB bandwidth of 40 MHz (2350 to 2390 MHz). Passband insertion loss is less than 1.5 dB, passband ripple is less than 0.5 dB, and return loss is greater than 14 dB. The filter can handle 12 W CW and has an operating temperature range of -40 to +70 °C. It has SMA female connectors and measures 4 x 1.5 x 1.4 inches.

The AB913B488 water-resistant cavity bandpass filter has a center frequency of 913 MHz, bandwidth of 20 MHz (903 to 923 MHz), insertion loss of 1.6 dB, rejection of at least 40 dB at 895 MHz and 931 MHz, and handles 30 W CW. Return loss is greater than 15 dB, ripple is less than 1 dB, operating temperature range is -40 to +70 °C, and connectors are Type-N female. The filter measures 140 x 80 x 56 mm.