Details: renovation of public address system od244010/2022-2023:supply and installation of professional 21 inch gooseneck microphone with base (on/off switch with led status), built in xlr socket, electrode condenser capsule, cardioid polar pattern, high sensitivity -40dbv/pa, frequency response 20-20khz, output impedance 280 ohm, low frequency cut 80hz, sound pressure level 140db thd less than 1 percentage, snr grater than 92db, phantom power 11-52vdc/2ma with anti mobile and rf interference technology warranty 3 year. approved make :ahuja, jts, studio master od244097/2022-2023:supply and installation of unidirectional microphone having 600 ohm impedance, sensitivity: 2.5mv/pa, frequency response: 50 to15,000hz, on/off slide switch, xlr connectivity with all accessories. warranty 3 years. approved make ahuja , jts, studio master od244009/2022-2023:supply and installation of 20 channel audio mixer having minimum 8 numbers plus 48v phantom power, pad 1
Sector: PWD