PCTEL 3951D-HR NGP High Rejection GPS Embedded Antenna

The PCTEL 3951D-HR NGP high rejection GPS embedded antenna provides high gain, superior out-of-band rejection and a reliable, clear signal in high RF field applications with no ground field. It features a custom ceramic patch element for maximum signal reception, circuit protection, multi-stage LNA circuit and dual high rejection SAW filters.

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Overview

The PCTEL 3951D-HR NGP high rejection GPS embedded antenna provides 25 dB gain, superior out-of-band rejection performance and is the optimum choice for embedded GPS tracking and timing applications with high RF fields. It features a precision tuned custom ceramic patch element for maximum signal reception, 15 KV ESD circuit protection, a multi-stage LNA circuit and dual high rejection SAW filters. This enables the 3951D-HR to provide a reliable and clear GPS signal while minimizing loss-of-lock, even when conditions are less than ideal.

Features

  • High gain – 25 dB gain
  • Mitigates interference – High rejection dual SAW filters allow placement near other transmitting antennas
  • Superior filtering – Via an innovative two-stage low noise amplifier and a dual SAW high rejection filter
  • Consistent, clear signal reception – Minimal loss-of-lock in high-RF fields
  • Enhanced safety – Low current draw: 15 KV ESD circuit protection; 7.5 mA @ 3.3 VDC;
  • Easy installation – Comes with internal ground plane

Applications

  • Tracking and timing

Technical Specifications

Signal Tracking
GPS: L1
Electrical
Frequency Band: 1575.42 ± 10 MHz
LNA Gain: @ 3.3 VDC: 25 dB
@ 5 VDC: 25.5 dB
Element Gain: 3 dBic @ 90°
-2 dBic @ 20°
Polarization: Right Hand Circular
Noise Figure: 3.1 dB (typical)
Current Draw: 7.5 mA @ 3.3 VDC (typical)
DC Voltage: 2.7-5 VDC
VSWR: 2.0:1 (max)
Nominal Impedance: 50 ohms
Mechanical
Dimensions: 1.1 in x 1.1 in x 0.3 in
(28.4 mm x 28.4 mm x 7.7 mm)
Weight: 0.56 oz (16 g)
Connector: MCX right angle
Environmental
Temperature Range: -40 °C to +85°C (operating)
ESD Circuit Protection: 15 KV
Humidity: 95% max (non condensing)
Shock: Vertical axis 50G, other axes 30G
Vibration: 3 axis, sweep = 15 min
10 – 200 Hz log sweep: 3G

Ordering

The 3951D-HR NGP high rejection GPS embedded antenna from PCTEL is available through Canal Geomatics. If you would like more information about this product, please feel free to get in touch with us by completing the Request Pricing form.