Procom NTA 3E-SHT - Manual

NTA 3E-SHT
Short Active three-frequency NAVTEX Receiving Antenna
DESCRIPTION
Specially designed for the three NAVTEX frequencies 490 kHz,
518 kHz and 4209.5 kHz.
Built-in low-noise amplifier providing excellent impedance matching to
the 50 ohm downlead cable.
Special band-pass filter based tuning circuitry to optimize the antenna
for the NAVTEX frequencies and protect from possible interference from
e.g. medium wave broadcast radio signals.
RF ground internally AC-coupled to mounting bracket preventing
electrolytic corrosion.
Sturdy design to withstand the roughest weather and climate conditions.
Simple mounting using the 1” revolving nut system.
Wide varity of accessory mounting brackets available.
Junction kit for easy connection to receiver and DC power supply
available (to be ordered separately).
ORDERING DESIGNATIONS
TYPE PRODUCT NO.
NTA 3E-SHT 110000235
BCL 1-KA Junction kit 110000003
SPECIFICATIONS
ELETRICAL
MODEL NTA 3E-SHT
ANTENNA TYPE Active E-field narrow-band three-frequency NAVTEX
antenna
FREQUENCY 490 kHz, 518 kHz and 4209.5 kHz
IMPEDANCE Nom. 50 Ω
SWR ≤ 1.5
SUPPLY VOLTAGE /
CURRENT
9 to 15 VDC / 20 mA
MECHANICAL
TEMP. RANGE -30°C → +60°C
CONNECTOR N-female
WIND SURFACE Approx. 0.013 m²
WIND LOAD Approx. 17 N @ 160 km/h
COLOUR Marine white
MATERIALS Shroud: Polyurethane-coated glass fibre
Mounting bracket: Chromed brass
TOTAL HEIGHT Approx. 530 mm
DIA. IN TOP END 21 mm
DIA. IN BOTTOM END 23 mm
WEIGHT Approx. 350 g
MOUNTING On 1” RG (G1”-11) threaded water pipe or on optional
mounting brackets (see below)
ACCESSORIES (to be ordered separately)
PROCOM A/S reserve the right to amend specifications
without prior notice.
12/11/13