MFJ MFJ-1020C - User Manual

MFJ-1020C Active Antenna Owner's Manual
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MFJ-1020C ACTIVE ANTENNA
FEATURES
The compact MFJ-1020C Active Antenna provides amplified reception of
broadcast, short wave, or amateur radio signals from 300 KHz to 40 MHz. It
can be used with the supplied telescoping antenna or with an external wire
antenna of your choice. The MFJ-1020C provides gain, selectivity, and better
reception, both at home, and as a portable unit in the field.
SPECIFICATIONS
Front Panel Indicators
ON/OFF............................ LED mounted on the front panel (activated when a
band is selected with the Band switch).
Front Panel Controls
Gain Control..................... Adjusts Gain from -10 dB to +10 dB
Bypass Switch .................. Selects bypass mode
Band Switch ..................... Six Position for OFF and 5 Bands from .3 MHz to 40
MHz
Tune Control .................... Maximizes the Gain for each of the 5 Bands
Rear Panel Connectors
Input .................................SO-239 Connector
Output............................... SO-239 Connector
AC Adapter IN ................. 9-12 VDC Input @ 45 mA (3.5 mm plug)
Ground.............................. Wing-nut, rear panel
Other
Frequency Coverage......... 300 KHz to 40 MHz
Antenna ............................ 20" Telescoping Antenna - mounted through hole in
the top (connected to input SO-239 connector). An
external wire antenna plugged into the SO-239 input
requires the removal of the telescoping antenna.
Dimensions....................... 2.5” H x 6.4” W x 3.3” D
Weight.............................. 1 lb.

Summary

Features

Specifications

Front Panel Indicators

Details the ON/OFF LED indicator on the front panel, activated when a band is selected.

Front Panel Controls

Lists and describes controls like Gain, Bypass, Band selection, and Tuning the unit.

Rear Panel Connectors

Describes input, output, AC adapter, and ground connectors on the rear panel.

Other Specifications

Details frequency coverage, antenna type, dimensions, and weight of the unit.

Operation

Installation Procedures

Guides on connecting antennas and receiving equipment, and proper grounding.

Tuning Procedure

Steps for setting gain, band, and tune controls for optimal reception.

Technical Assistance and Notes

Important Notes

Key usage notes including battery, gain adjustment, and antenna usage.

Technical Assistance

Contact information and advice for resolving problems with the unit.

MFJ MFJ-1020C Specifications

General

Brand	MFJ
Model	MFJ-1020C
Category	Antenna
Language	English