Active Antennas

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.

Datasheet

Option:
Opt. ACS 410: Automatic charger ACS 410 for EFS9218

EFS 9219

Active antenna holder
high sensitivity (1 µV/m … 3 V/m)
9 kHz-30 MHz
BBUK 9139 biconical elements required

Datasheet

Option:
Opt. Rohr: Isolating tube with braid chokes for EFS9219
Opt. ACS 410: Automatic charger Ansmann ACS 410 for EFS 9219

VAMP 9243

Vertikal active rod antenna
9 kHz – 30 MHz
BNC
reduced noise floor
with mounting nut for AM 9144 and rechargeable battery

Datasheet

Option:
Opt. GP: Aluminium-Groundplane, 0.6 x 0.6 m
Opt. ACS 410: Charger ACS 410
Opt. VT: 20 dB plug in divider to measure high field strength [Foto]
Opt. CA 9243: Calibration Adapter for VAMP9243 Opt. CA 9243
Opt. MIL461F bonding kit:
Bonding kit for VAMP 9243 acc. MIL-STD-461F consisting of a BNC cable double shielded ca. 70 cm, with braid current blocking ferrite in the center, elbow aluminium angle with BNC bulkhead adapter.
Opt. MIL 461F Bonding Kit