3hcomm

3H Communication Systems Band 71 Duplexer offers low passband Insertion Loss of < 1.5 dB and >60 dB Co Channel Isolation. Available from Stock.

3H Printed Filters are Field Proven for Military, Space and Commercial Applications.

3H printed filters offer custom designed filters in the smallest packages. Available in Bandpass, Lowpass, Highpass, Band Reject and Multiplexer solutions.

3H offers a complete line of Notch filters from 40 MHz to 50 GHz with low insertion loss and attenuation levels up to 110 dB. 3H provides custom designed high and low power options with short lead times. Many commercial bands available from stock. 110 dB, High Power Notch Filters.

January 14, 2019, 3H Communication Systems now offers some of the smallest custom filters on the market today. Offering low insertion loss and high selectivity from 5.0 to 25 GHz, size starts at 0.25″ x 0.18″ x 0.065″. The filters are available for commercial and military applications and are backed by our 5 YEAR WARRANTY
3H Communication Systems New Miniature Custom Filters

November 13, 2018, 3H Communication Systems Telecom Solutions, 3H NEW MINIATURE Low PIM ?164 dBc, AWS+WCS+PCS+LAA+Band 41 Combiner offers 0.25 dB low Insertion Loss, Return Loss >20 dB Typ and greater than 30 dB co-channel isolation. Used for multiband antenna sharing without increasing channel insertion loss. Available for Indoor and Outdoor use. The Pentaplexer/Combiner is backed with our 5 YEAR WARRANTY
AWS+WCS+PCS+LAA+Band 41 Combiner

August 2, 2018, 3H Communication Systems Telecom Solutions, High Performance and High Quality Does Not Have to Be Expensive. 3H?s NEW Outdoor, High Power, Twin Dual Combiner is backed with our 5 YEAR WARRANTY
700 to 900 Mhz Combiner

July 26, 2018 3H Communication Systems introduces our new ultra Wide cavity bandpass filter for L-Band. This L-Band Band filter offers high selectivity of >70 dB while maintaining <0.50 dB insertion loss in the passband and >18 dB return loss. The L-Band Filter is rated for an average power of 100 watts. Higher power ratings are available. 3H filters can be used for military and commercial Markets. Please contact us at 949-529-1583 or email us at sales@3hcomm.com. 3H’s custom filters are rated for some of the harshest military and commercial environments today. If unable read this PDF in your browser, click here to download the PDF. Read More News

L Band 1175 MHz, BPF

Sept. 21, 2017 3H Communication Systems introduces our new high performance LTE Band 71, 600 MHz Duplexer. 3H’s Band 71 Duplexer offers high selectivity of >100 dB while maintaining <1.0 insertion loss in the passbands. The Duplexer is rated for an average power of 200 watts and PIM of >160 dBc. Please contact us at 949-529-1583 or email us at sales@3hcomm.com. 3H’s custom filter product are rated for some of the harshest military and commercial environments today. If unable read this PDF in your browser, click here to download the PDF. Read More News