Home » Bias Tees Test & Measurement Channel - Leading Manufacturer News, Articles & Content Bias Tees January 17, 2011 0 Comments General Purpose, High Power and Broadband Models. Bias Tees are used to inject dc + rf in a signal path. Jump to Page: Related Articles New Line of Bias Tees & DC Blocks Auriga Bias Tees You must login or register in order to post a comment. Report Abusive Comment Thank you for helping us to improve our forums. Is this comment offensive? Please tell us why.