ERI designs and manufactures filter and combining systems for FM, VHF, UHF, DAB, and mobile media applications. In addition, we offer the full range RF components and system monitoring and protection equipment.
FM Filters-CombinersERI offers a broad range of filter and combiner products for FM broadcast applications. These include Band Pass and Notch Filters, Constant Impedance FM Combiner Modules, Analog and HD Radio Diplexers, and Low Pass Harmonic Filters. In addition ERI offers a complete suite of accessory products including coaxial patch panels, motorized coaxial switches, directional couplers, coaxial safety switches, switchless combiners and monitoring and protection system products.
VHF Filters-CombinersElectronics Research, Inc. has decades of expertise and experience in engineering and designing filter, channel combining, and power combining systems. That is why demanding television broadcast markets both in the US and around the world turn to us for their digital VHF television filtering and channel and power combining needs.
UHF Filters-CombinersERI manufactures UHF low pass harmonic filters and UHF television band pass filters in both reflective and constant impedance configurations. The company builds a complete suite of accessory products including switches, directional couplers, hybrid power combiners, and RF loads.