The EHA-50B Preamplifier is a high input impedance preamplifier made to match to the H-Field Rod antenna series.
This preamplifier operates efficiently over the frequency range of 100 Hz to 30 MHz.
It is suitable for MIL-STD, VDE, and TEMPEST testing, with reliable, repeatable measurements.

Antenna Specifications
Frequency Range: 100 Hz – 30 MHz
Output Impedance: 50 ohm
Connector: BNC, female
Mounting Base: ¼ – 20 Thread, female