Introduction:
HA 9251-12 is made in Germany by Schwarzebck factory, EMC testers can inject peak power up to 10kW into the input port of this antenna within the frequency range of 0.9GHz-2.2GHz, which is very suitable for testing applications that require high power and high field strength. We are the authorized agent supplier of this company, providing quotation, original import and after-sales service of this product.
Technical parameters:
<<<<提醒:左右滑动表格>>>>Model number | HA 9251-12 |
manufacturer | Schwarzbeck |
agent | China EUTTEST |
Available frequency range | 0.9-2.2 GHz |
Antenna Gain | 19-22 dBi |
radiance factor | 12-15 dB/m |
Half-power beamwidth-electric field | 17° @ 1 GHz 13° @ 1.5 GHz 11° @ 2 GHz |
Half-power beamwidth-magnetic field | 19° @ 1 GHz 14° @ 1.5 GHz 16° @ 2 GHz |
Input and output connectors | 7/16 |
Maximum input power | 2 kW |
Maximum Peak Input Power | 10 kW |
size | 0.72*0.96*1.84m |
weight | 18 kg |
Gain graph:
The following chart lists the gain curve data for the HA9251-12 over the entire test frequency range, and uses different colors to differentiate the data for different test distances, including far-field test, 1-meter test distance, and 3-meter test distance.

Gain graph during far-field testing
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 9251-24 Test frequency 2 GHz - 4 GHz.
- HA 9251-48 Test frequency 4 GHz - 8 GHz.