DiTom Microwave is an AS9100 Rev C. compliant U.S. manufacturer of connectorized isolators and circulators located in Fresno, CA. We have been supporting RF designers with high quality isolators and circulators since 1987 for every application ranging from telecommunications and test setups to military aerospace and space flight applications. DiTom manufactures both broadband and narrowband models covering 400MHz - 40GHz.