E&M Audio Interface Repeater from United States
An audio-frequency repeater with E&M signaling interface for PBX trunk lines, amplifying 4-wire audio paths in telephony interconnects. It is essential for legacy TDM voice systems to maintain signal levels.
Duty Rate — United States → Canada
0%
Import Tips
• Document that the E&M signaling is ancillary to the audio amplification function
• Be ready to distinguish the product from signaling apparatus of 8517
• Verify whether the repeater meets Canadian electrical safety standards