Synopsis.
The linear polarized standard gain horn antenna model HA 9251-48 is a horn antenna manufactured by Schwarzbeck, Germany and authorized for sale by EUTTEST in Shenzhen, China. EMC testers can use this antenna with coaxial connectors (N or SC connectors of their choice) for high power inputs in the frequency range of 4GHz to 8GHz. This antenna is designed to generate high field strength at a distance of 1 meter.
Technical parameters:
Product Specification Sheet:
“Reminder: swipe tables left and right”Electric field strength at 1 meter test distance:
We recommend that you use the HA9251-48 antenna to test the radiated immunity at a test position 1 meter away from the DUT, for other test distances you will need to recalibrate or contact us for more information.

Plot of input power versus generated electric field strength
Other optional antenna products of the same sequence:
This antenna is one of Schwarzbeck's HA 9251 serial horn antennas. If this antenna does not meet your requirements, we offer the following antennas as options:
- HA 9251-12 Test frequency 1 GHz - 2 GHz.
- HA 9251-24 Test frequency 2 GHz - 4 GHz.
EUTTEST is an official authorized distributor of SCHWARZBECK, whose full official name is: SCHWARZBECK MESS - ELEKTRONIK OHG
Ltd. is authorized by schwarzbeck to sell all products in China and provide technical service for the products sold.

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BBHA 9120 F Schwarzbeck
ETS 3115 ETS-Lindgren
BBHA 9120J Schwarzbeck
BBHA 9120 E Schwarzbeck
ETS 3119B ETS-Lindgren