What is the recommended frequency for checking mobile and portable radios operating on battery power?

The recommended frequency for checking mobile and portable radios operating on battery power is daily. This is crucial for ensuring that the equipment is functional and ready for use in emergency situations. Daily checks allow for the detection of any issues with battery life, signal reception, or overall performance of the radio. Since these devices are essential for communication during rescue operations, regular checks help maintain operational readiness and ensure that first responders can effectively communicate when it matters most. By establishing a daily routine for testing these radios, responders can promptly address any maintenance needs, such as recharging batteries or replacing faulty units, thereby ensuring reliability during critical missions.