Proper shielding is a tenant of good design for electronic devices that will be used in close proximity to RF emitters. The ultimate purpose of this is to prevent RF noise from entering the analog audio or control circuit, and degrading the system performance (in our case, we measure performance by the quality of the audio signal)
Optional “D” Cell Battery Pack for ICRI-E Operation in Extreme Cold Weather Conditions (Below 0C)
We recently delivered several units of our ruggedized, waterproof, ICRI-E radio interoperability gateway…the “E” stands for environmental.
A customer wanted to use these units in extreme cold weather conditions at below 0° C.