ACR Electronics NAUTICAST inland AIS Installation Manual page 77

Electrical Specifications:
Dielectric Antenna
Center Frequency 1575.42MHz±3 MHz
V.S.W.R 1.5:1
Band Width ±5 MHz
Impendence 50 ohm
Peak Gain > 3dBic Based on 7×7cm ground plane
Gain Coverage > -4dBic at –90°＜ 0＜ +90°
(over 75% Volume)
Polarization RHCP
LNA/Filter
A3-06-2539 LNA Gain without cable 28 dB Typical
A3-06-2539-1 LNA Gain with cable 17 dB to 20 dB
Noise Figure 1.5dB
Filter Out Band Attenuation (f0=1575.42 MHZ)
28dB Gain
7dB Min f0+/-20MHZ
20dB Min f0+/-50MHZ
30dB Min f0+/-100MHZ
V.S.W.R < 2.0
DC Voltage 5.0V
DC Current Nominal 11mA
Mechanical
Weight < 140gram
Size Ø96×126mm
Cable RG58
Connector TNC Male
Mounting M24×1.5
Housing white
Environmental
Working Temp -40°C ~ +85°C
Storage Temp. -45°C ~ +100°C
Vibration Sine sweep 1g(0-p)10~50~10Hz each axis
20dB Gain
Humidity 95%~100%RH
Weatherproof 100%Waterproof
Marine BBT Active GPS Antennas
ACR ELECTRONICS INC.
w/5 Meter Coax & TNC Male Connector
2637 (28dB Gain) or 2639 (20dB Gain)
Y1-03-0212H 73