THE HOWLAND COMPANY July 2014 Model QR-4 Quad Ridged Horn Description The Model QR-4 is a broad bandwidth, dual polarized horn antenna designed for wireless device measurements. It can be used as the measurement antenna in all Howland Wireless Test Labs. The QR-4 is designed with a minimum overall length in order to maximize the range length in the wireless test lab. Features • • • • • • Frequency range of 700MHz to 10 GHz Light weight Small size Dual linear polarization High cross polarization isolation Low return loss Specifications Characteristic Gain Efficiency Cross Polarization Isolation Return Loss Length Weight Typical Specification 5 dBi 75% >20dB >10dB 7.15 inches (18.1cm) 3 lbs (2.3 kg) Not specified Not specified >15dB >2dB 7.15 inches (18.1cm) 3 lbs (2.3 kg) The Howland Company, Inc. 4540 Atwater Court Suite 107 Buford, GA 30518 USA Telephone 678-546-5680 FAX 678-546-5939 Email [email protected] www.thehowlandcompany.com
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