EM-2115 APPENDIX E ACCESSORY DATA
(EM2115E-9)
E-2.7 EM-6893 Remote Vertical Antenna
E-2.7.1 EM-6893 Specifications
a. Electrical
Frequency Range (Calibrated):
9 kHz to 30 MHz.
Calibration Factor Chart furnished with each antenna.
Input Impedance:
Matched to 50
.
Connector:
Type TNC, female.
b. Mechanical
Base Dimensions:
Length:
23.2 cm (9.125").
Width:
18.1 cm (7.125").
Height:
10.8 cm (4.25").
Length antenna rod:
104 cm (41").
Weight:
3.5 kg (7.5 lbs).
2.7.2 EM-6893 Description
The Model EM-6893 Remote Vertical Antenna is designed specifically for use with the
Electro-Metrics Model EM-2115 Interference Analyzer and is used to obtain electric field meas-
urements from 9 kHz to 30 MHz. This frequency range covers the first ten RF Frequency Ranges
for the EM-2115 and is automatically switched for optimum operation at the particular EM-2115
RF Frequency Range selected.
The EM-6893 comprises an approximate 1-meter (41-inch) extensible rod that screws
into a rectangular base containing the matching networks and control circuitry. Ten LED indica-
tor lights (numbered 1 thru 10), located on the front of the antenna base, indicate which of the ten
lower frequency RF Frequency Ranges is being used.
A manually-operated version, Electro-Metrics Model EM-6894, is also available.
2.7.3 EM-6893 Applications
Содержание EM-2115
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