3126 - Sound Activated Relay Switch

This non-latching mini voice/sound activated relay switch can be used as a hands-free voice activation switch to operate tape recorders, lights, and a variety of other devices.

Alternatively, it can be used as a simple security device to sound an alarm or activate monitoring equipment.

Adjustable trigger sensitivity to suit different environments. LED status indicator. Electret microphone provided. Output to a 48Vac/24Vdc @ 1 Amp max rated relay.

Technical Specifications
Trigger Sensitivity	Adjustable between 50 - 100dB approx.
Frequency Response	~ 30 - 17,000 Hz
Power Supply	12Vdc regulated e.g. Order Code PSU446
Output Type	1 x SPDT Relay
Maximum Output Load (Resistive)	Up to 48Vac/24Vdc @ 1 Amp max. (Relay Datasheet)
Output Connections	NO, NC, C (Relay FAQ)
Fixing Holes	4 x M3
Overall dimensions	~ 45W x 49L x 15H mm
Enclosure	WCAH2855
Board Connections	Screw terminal blocks
Product Formats	SELF-ASSEMBLY Electronic Kit (KT ) or PRE-ASSEMBLED Electronic Module (AS) more
Documentation	User Manual