Selective Receiving Antenna

High dynamic range

Covering 100 KHz trough 30MHz

Over the Coax power and control

Control unit universal interface

EMC Protected

Rugged Marine Design

Optional Preselector

Model

Type  4050

Frequency range:

100 KHz to 30 MHz

Selectivity 100 KHz to 1.5 MHz:

Low pass filter –3dB @1.6 MHz,

-40dB @5MHz

Selectivity 1.5 MHz to 10 MHz:

±10% of tune < -35 dB

± 5% of tune < -20 dB

Selectivity 10 MHz to 30 MHz:

±10% of tune < -30 dB

± 5% of tune < -15 dB

Gain 0.1 – 1.5 MHz, Preamp. in:

                              Preamp. out:  

+5 -+8dB

0 - -3dB

Gain 1.5 – 30 MHz,  Preamp. in:

                              Preamp. out:  

0 -+3dB

0 - -8dB

Noise figure Preamp. @ 10MHz:

<10dB

1dB output compression:

+25dBm (Preamp. in)

Tuning:

µProcessor control

Tuning mode:

Silent, table lookup

Tuning speed:

<5mSec.

Interface to receiver

BCD coded frequency sequence

Tuning control for Outdoor unit

Serial data via coax

Burnout protection:

10 Volt pp diode clamp

Lightning protection:

90Volt

SWR in 50 W:

<2:1

SWR out 50 W:

<2:1

Connector:

“N” female

Power supply:

115/230Vac @ max 100VA

Outdoor unit supply:

+26Volt DC 1A via coax cable

Colour

Silver/Aludine

Mechanical:

1Unit 19” Rack 425X400mm

Weight

5 kgram

Temperature                           -Operating

                                             -Storage

-30 to +85°C

-40 to +85°C

EMC

Complies with directive 89/336EEC and amendment 92/31EEC

Standards

Emissions: EN55011

Immunity: EN 50082-1