The Calsense Antenna Surge Protector, model ANT-PROT, is a waterproof, ultra-low capacitance gas discharge tube-based surge arrestor device that protects the radio and controller from direct lightning strikes. Used in conjunction with Calsense Stick or Yagi antennas mounted, it’s installed in series with the antenna cable and forces any electrical surges to ground.

Antenna Surge Protector Specifications
Dimensions
- Height: 2.4”
- Diameter: 1”
Mounting:
- Bulkhead
Wireless Interface:
- Frequency Range: 0 – 2,000-MHz
- Insertion Loss: < 0.2-dB
- RF Power: 50 – 200-Watts
Environmental
- Operating Temperature: -40° to 80°C (-40° to 176°F)
Certifications
- Safety: UL®
Warranty
- 5-year limited warranty
UL is registered certification mark of UL LLC.