PCTEL 3977D Permanent Mount GPS Antenna

PCTEL 3977D Permanent Mount GPS Antenna

The PCTEL 3977D permanent mount GPS value antenna provides 28 dB gain and great out-of-band rejection performance making it well suited for vehicle tracking applications.



The PCTEL 3977D permanent mount GPS antenna provides 30 dB gain features a precision tuned custom ceramic patch element for maximum signal reception and 15KV ESD circuit protection. This enables the 3977D to minimize loss-of-lock, even when conditions are less than ideal. Available in an all-plastic, non-corrosive low profile package for vehicle mounting in a white or dark gray housing.


  • High gain: 28 dB
  • Low noise figure: 1.5 dB
  • Weather proof – All-plastic, non-corrosive, low-profile enclosure
  • Ease of installation – 3/4 inch thru-hole or bracket mount
  • Enhanced safety – Voltage range: 2.7 to 5.5 V


  • Vehicle tracking

Technical Specifications

Signal Tracking
Frequency Range:1575.42 ± 10 MHz
LNA Gain:30 dB
Element Gain:3 dBic @ 90°
-2 dBic @ 20°
Out of Band Rejection:> 30dB @ ± 30 MHz
Current Draw:8 mA
DC Voltage:
Noise Figure:1.5 dB (typical)
Polarization:Right Hand Circular
Dimensions:2.36 in Dia x 0.83 in H
(60 mm x 21 mm)
Weight:0.11 lbs (50 g)
Connector:TNC Female
Mount:3/4 in thru-hole or bracket mount
Housing Material:PC
Radome Color:Black
Temperature Range:-40 °C to +85°C (operating)
ESD Circuit Protection:15 KV
Ingress Protection:IP67


The 3977D permanent mount GPS 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.