Shakespeare Antennas ART3 Marine VHF Radio and Antenna Tester

The Shakespeare ART3 Antenna/Radio Tester is a compact, easy-to-use diagnostic tool designed for marine VHF radio systems. This essential device eliminates the need to call for radio checks by providing comprehensive testing capabilities right on board your vessel.

Key Features:

• Tests both receiver function and transmitter output power
• Measures VSWR (Voltage Standing Wave Ratio) to verify antenna efficiency
• Compact, portable design for convenient storage and use
• Dual power options: internal battery or 12 VDC ship power connection
• Simple operation for quick radio system diagnostics

The ART3 is an invaluable troubleshooting tool for boaters who want to ensure their marine VHF radio and antenna system is functioning properly. By testing VSWR, you can identify antenna problems before they compromise your ability to communicate in emergency situations. The unit's dual power capability ensures you can perform tests whether dockside or underway.