The Com-Power AHA-118 Horn Antenna with an integrated preamplifier with a nominal gain of 20 dB for the entire frequency range. The preamplifier improves the effective system noise performance for emissions testing. Linearly polarized it has a frequency range of 1-18 GHz.
The AHA 118 is suitable for accurately receiving low amplitude radiated emission signals. It is used during EMC testing for various standards such as FCC part 15, CISP