Monitors audio activity over a wide range of input voltages. Two sets of C-form (both N.O and N.C) relay contacts respond to audio activity. Four levels of signals: microphone, 600-ohm line, 25V, and 70V speaker systems. Built-in balanced, low noise, high gain microphone pre-am. Transformer-isolated, 600-ohm small signal level output of detected audio available. Works with self-amplified or central-amplified paging systems. Separate microphone pre-amp gain control. Adjustable release delay: 0.25s to 25s. Trigger threshold adjustment. Relay active indicator light. Accessories: PRS40C 12V DC Power Supply (Sold separately). Size: 8.5Lx 7.25Wx 3H. Weight: 1.65 lbs. Color: Black. RoHS Compliant: No. Type of Packaging: Brown Box. Warranty: 2 year. Recycled Packaging: Yes. Country of Origin: Korea.
Built-in balanced, low noise, high gain microphone pre-am.
Relay active indicator light.
Warranty 2 year.
Color Black.
Monitors audio activity over a wide range of input voltages. Two sets of C-form (both N.O and N.C) relay contacts respond to audio activity. Four levels of signals: microphone, 600-ohm line, 25V, and 70V speaker systems. Built-in balanced, low noise, high gain microphone pre-am. Transformer-isolated, 600-ohm small signal level output of detected audio available. Works with self-amplified or central-amplified paging systems. Separate microphone pre-amp gain control. Adjustable release delay: 0.25s to 25s. Trigger threshold adjustment. Relay active indicator light. Accessories: PRS40C 12V DC Power Supply (Sold separately). Size: 8.5Lx 7.25Wx 3H. Weight: 1.65 lbs. Color: Black. RoHS Compliant: No. Type of Packaging: Brown Box. Warranty: 2 year. Recycled Packaging: Yes. Country of Origin: Korea.
Built-in balanced, low noise, high gain microphone pre-am.
Relay active indicator light.
Warranty 2 year.
Color Black.