Band-reject Filters

350 MHz to 40 GHz

Electromagnetic Band-reject / Notch YIG Filters for Multi-octave and Wideband RF and Microwave Designs

Our MLFR Series YIG band-reject, or notch filters, are the best in the industry. They offer 500 MHz to 40 GHz frequency range and come in octave, multi-octave and full wideband designs. Our YIG filter designs are offered in an industry standard 1.4”, 1.7" or 2.0" cube package with SMA or K connectors. Precise notch depths of 40 dB, with up to 16 stages in some models, are all available.

Our MLUN Series of YIG band-reject filters cover the frequency range of 350 MHz to 20 GHz in different bands. These filters offer excellent notch depth and precise bandwidths for rejection of unwanted signals. 3 dB bandwidths are 175 MHz with 60 dB bandwidths of 5 to 10 MHz are available in standard designs. These filters are well suited for broadband receivers and a variety of EW system applications. Standard configuration are provided and can also be ordered with an Analog, TTL Digital or Serial Driver.

Band-reject Filters
Model #Frequency (GHz)40dB Bandwidth (MHz)50dB Bandwidth (MHz)60dB Bandwidth (MHz)3dB Bandwidth (MHz)Package (inches)DriversPricing
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MLFRD-0818 8 - 18dual, 15N/AN/A100Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFR-1218 12.4 - 1825N/AN/A150Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLUN-0503 0.5 - 362N/A80Sq. 1.7 x 1.7 x .95View All Drivers Get A Quote
MLUN-0206 2 - 6302520120Sq. 1.7 x 1.7 x .95View All Drivers Get A Quote
MLUN-0618 6 - 18604540175Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLUN-0218 2.0 - 18251510175Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFR-0620 6 - 2030N/AN/A150Sq. 1.4 X 1.4 X 1.4View All Drivers Get A Quote
MLUN-0220 2 - 20251510175Sq. 1.4 X 1.4 X 1.4View All Drivers Get A Quote
MLFR-160818 8 - 1850N/AN/A150Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFR-0812 8 - 12.425N/AN/A150Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFRD-0618 6 - 18dual, 15N/AN/A100Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFR-160618 6 - 1840N/AN/A150Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFR-0618 6 - 1825N/AN/A150Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFR-160418 4 - 1830N/AN/A150Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFR-0220 2 - 205N/AN/A150Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFR-0218 2 - 1810N/AN/A150Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFR-0212 2 - 1210N/AN/A150Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFRD-0208 2 - 8dual, 5N/AN/A120Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFR-0208 2 - 815N/AN/A150Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFR-8996 8.9 - 9.670 MHz @ 70 dBN/AN/A180Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFR-7984 7.9 - 8.470 MHz @ 70 dBN/AN/A180Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFR-5964 5.9 - 6.470 MHz @ 70 dBN/AN/A180Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFRD-0206 2 - 6dual, 5N/AN/A120Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFR-0408 4 - 820N/AN/A125Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFR-0204 2 - 415N/AN/A125Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFR-0502 .5 - 27N/AN/A100Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLUN-0305 0.35 - 0.524 MHz @ 30dBN/AN/A50Sq. 1.7 x 1.7 x .95View All Drivers Get A Quote
MLFR-2036 20 -3615N/AN/A100Sq. 2.0 x 2.0 x 1.7View All Drivers Get A Quote
MLFR-2840 28 - 4015N/AN/A100Sq 2.0 x 2.0 x 1.7View All Drivers Get A Quote
MLFRW-0618 6 - 1880N/AN/A250Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
MLFRW-0620 6 - 2080N/AN/A280Sq. 1.4 x 1.4 x 1.4View All Drivers Get A Quote
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