2J4701BGF

Antennas RF Overview

The 2J4701BGF is a GNSS dome antenna designed for GPS, GLONASS, Galileo, and QZSS systems. It operates at center frequencies of 1.575 GHz (L1) and 1.602 GHz (L2C). The unit features an SMA male connector and supports screw mounting. It exhibits a VSWR of 1.2:1 to 1.4:1 and maintains a 50 Ohm impedance. The device functions within a temperature range of -40°C to +85°C.

Antennas RF Feature Summary

• Supports multi-constellation GNSS signals including GPS, GLONASS, Galileo, and QZSS
• Dome design with screw mount installation style
• Low voltage standing wave ratio for efficient signal transmission

Antennas RF Applications

• Vehicle tracking and telematics systems
• Maritime navigation equipment
• Aviation positioning devices

Antennas RF Procurement Notes

Verify the specific suffix configuration against the manufacturer datasheet to ensure compatibility with required cable types and lengths. Confirm that the SMA male interface matches the receiving equipment connectors. Check RoHS compliance documentation for regulatory adherence in target markets. Ensure the operating temperature range aligns with the intended deployment environment.

Antennas RF Selection Notes

Select this model when multi-band GNSS reception is required for high-precision positioning applications. The dome form factor provides omnidirectional coverage suitable for mobile platforms. Verify that the screw mount option fits the physical constraints of the installation surface compared to adhesive or magnetic alternatives.

Antennas RF Part Context

This component belongs to the outdoor antenna category from 2J Antennas, specifically engineered for Global Navigation Satellite Systems. It serves as a critical interface for capturing satellite signals in challenging environments. The product line emphasizes robust construction and wide frequency support for global positioning standards.