Active Antennas
EFS 9218
Active Electric Field Probe with Biconical Elements
9 kHz - 300 MHz
12 µV/m - 65 V/m
const. antenna factor typ. 46 dB/m high symmetry
built in rechargeable battery
The switchable preamplifier improves the antenna factor to 20 dB/m.
EFS 9219
Active antenna holder
high sensitivity (1 µV/m ... 3 V/m)
9 kHz-30 MHz
BBUK 9139 biconical elements required
VAMP 9243
Vertikal active rod antenna
9 kHz - 30 MHz
BNC
reduced noise floor
with mounting nut for AM 9144 and rechargeable battery