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Procom BCL 1-KA User Manual

Bcl 1-ka

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BCL 1-KA

Active Receiving Antenna for 10 kHz - 110 MHz

DESCRIPTION

This receiving antenna consists of a high-capacitance antenna element

combined with an amplifier which is built into the antenna mount.
The amplifier provides excellent impedance matching between the high-

impedance antenna element and the 50 Ω downlead cable over an

extremely wide bandwidth.
The amplifier is supplied with DC-power through the downlead 50 Ω

coaxial cable by means of the supplied junction box which can be

mounted in close vicinity to the receiving station. The junction box

separates DC- and RF-signals and can advantageously be fed from the

same DC-power supply as the receiver (if 12 V).
The sensitivity of the amplifier is optimized so that noise generated in

the antenna and the receiver is always less than noise picked up by the

antenna. The amplifier is protected against RF-overload and violent

discharges and the large dynamic range ensures excellent cross and

intermodulation properties.
The earthing wire (see drawing) ensures a low loss connection to

ground for RF-signals and thereby also prevents noise pick-up from the

ship’s installations running on the outside of the coaxial cable. As the

earthing wire is AC-coupled, electrolytic corrosion is effectively

prevented.
The junction box is protected against accidental polarity reversal and it

is filtered to avoid interference pick-up.
The junction box is provided with FME-connectors for the antenna and

the receiver ports. 1 m FME-cable and an FME-UHF connector is

included for connecting the box to the receiver as well as an FME-crimp

connector for the downlead cable (RG 58).
The antenna is designed to withstand the roughest of weather and

climate conditions and it is perfectly suited also for marine purposes.
The BCL 1-KA is supplied with the "SM-MA" mast mounting bracket.

ORDERING DESIGNATIONS

TYPE

PRODUCT NO.

BCL 1-KA

110000108

SPECIFICATIONS

ELECTRICAL

MODEL

BCL 1-KA

ANTENNA TYPE

Broadband active receiving antenna

FREQUENCY

10 kHz – 110 MHz

IMPEDANCE

Nom. 50 Ω

POLARIZATION

Vertical

HORIZ. COVERAGE

Omni-directional

SUPPLY VOLTAGE

12 V DC (9 – 14 V)

CURRENT CONSUMP.

Approx. 60 mA

MAX. INTENSITY OF

RECEIVED FIELD

Distortion due to amplifier voltage limitation

occurs at field intensities exceeding 1.5 V/m

AERIAL PROTECTION Spark gap

MECHANICAL

TEMP. RANGE

-30° C → +60° C

CONNECTOR, ANT.

UHF (for PL 259)

CONNECTORS,

JUNCTION BOX

Antenna: FME-connector (M)

RX: FME-connector (M)

CABLE/CONNECTOR

1 m FME-cable and FME-UHF included.

FME-cable connector for RG 58 downlead cable

included

WIND SURFACE

0.0259 m²

WIND LOAD

28.8 N @ 150 km/h

COLOUR

Marine white

MATERIALS

Shroud: Glass fibre and chromed brass

MA housing: Lexan and chromed brass

TOTAL HEIGHT

Approx. 0.92 m (1.01 m incl. mounting bracket)

DIA. IN TOP END

7 mm

DIA. IN BOTTOM

END

10 mm

WEIGHT

Approx. 600 g (800 g incl. mounting bracket)

MOUNTING

On 30 - 44 mm dia. mast tube or on a flat surface

FME-SYSTEM ACCESSORIES

FME-CABLES

TYPE

PRODUCT NO.

1 m FME

130000437

2 m FME

130000447

3 m FME

130000457

4 m FME

130000466

5 m FME

130000474

6 m FME

130000483

4 m FME-white

110000064

6 m FME-white

110000066

12 m FME-white

110000068

18 m FME-white

110000069

For further information about other

types of FME-cables and FME-

connectors, please compare the cable

and connector data sheets under

accessories in our catalogue.

FME-CONNECTORS

TYPE

PRODUCT NO.

FME-FME

130000583

FME-P

(Prolongation)

130000565

FME-N

130000571

FME-FSMA

(Female-SMA)

130000578

FME-BNC

130000566

FME-TNC

130000569

FME-UHF

130000572

FME-MUHF

(Mini-UHF)

130000573

FME-EMUHF

(Elbow-MUHF)

130000582

FME-EBNC

(Elbow-BNC)

130000580

FME-ETNC

(Elbow-TNC)

130000581

FME-SMA

130000577