Anatech Electronics has announced three new Internet web sites to aid RF and microwave engineers to specify their microwave filters and other products. In addition to specifying, the sites can be used to order products online. The web sites cover a variety of different products, including directional couplers, filters, isolators, power combiners and dividers, duplexers, and cable assemblies. Standard products can be found at Anatech Microwave; custom products can be found at Anatech Electronics; and specific products can be ordered at the e-commerce site at AMCrf.