Simplex 5120-9290Desk Microphone

Communications Systems Microphone Commercial grade use Dual impedance Push to talk bar with lock control Durable high impact construction Adjustable microphone height Frequency response shaped for maximum Simplex 5120 9290 Desk Microphone provides high and exceptional reliability Its high output and tailored response make it the perfect choice for paging applications fingertip control bar can be used as a locking or control switch To use as a nonlocking switch depress the control bar and release after To use as a locking switch depress the bar and pull it forward To unlock the switch the bar back and release Desk Microphone Specifications Response Pattern 1000 Hz Weight Magnetic to 5,000 Hz impedance 30,000 ohms impedance 225 ohms Impedance 35.0 dBV Pa 17.8 mV Impedance 57.0 dBV Pa 1.4 mV Pa 94 dB SPL 2.1 m four conductor two conductors shielded non detachable Press to Talk Switch Activates microphone circuit and an external relay or control circuit Selection Switch Double pole double throw slide switch located in the base of the circuit is normally shorted gray ARMO DUR base and case lb 10 oz 737 grams Level 1,000 Hz Open Circuit Voltage 4 2010 Wiring Reference Dimension Reference is a registered trademark of Tyco International Services GmbH and is used under license Simplex and the Simplex logo trademarks of Tyco International Ltd and its and are used under license Shure and ARMO DUR are trademarks of Shure Incorporated or Shure Acquisition Holdings Inc Safety Products Westminster Westminster MA 01441 0001 USA 2010 Tyco Safety Products Westminster All rights reserved All specifications and other information shown were current as of document revision date and are subject to change without notice 4 2010