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Coupler Directs 250 W To 3 GHz

Dec. 29, 2010

Model ZGDC20-33HP+ is a RoHS-compliant high-power 20-dB directional coupler from Mini-Circuits designed for applications from 300 to 3000 MHz. The 50-Ohm coupler boasts 26-dB typical directivity and low insertion loss of typically 0.08 dB. The directional coupler, which can handle as much as 250 W CW power, measures 5.58 x 2.50 x 1.00 in. in an IP67 weatherproof housing, not including Type N coaxial connectors. Ideal for laboratory and cellular communications applications, it can pass as much as 3 A DC current.

About the Author

Jack Browne | Technical Contributor

Jack Browne, Technical Contributor, has worked in technical publishing for over 30 years. He managed the content and production of three technical journals while at the American Institute of Physics, including Medical Physics and the Journal of Vacuum Science & Technology. He has been a Publisher and Editor for Penton Media, started the firm’s Wireless Symposium & Exhibition trade show in 1993, and currently serves as Technical Contributor for that company's Microwaves & RF magazine. Browne, who holds a BS in Mathematics from City College of New York and BA degrees in English and Philosophy from Fordham University, is a member of the IEEE.