Stereo-mixer-preamplifier owners manual
Page 1: ...Stereo mixer preamplifier owners manual ...
Page 2: ...a breeze to set up and operate So go ahead and produce your signature sound with the SC 2311 CONNECTIONS All the XLR inputs and output sockets on the SC 2311 have the following pin configurations 1 GND 2 HOT 3 COLD All the TRS sockets on the back panel have the following pin configurations TIP HOT RING COLD SLEEVE GND To connect any MIC with an XLR socket simply use a 2 core MIC cable of the desir...
Page 3: ...ol 9 To mix Line and Mic just carry out steps 7 and 8 together To make the MIC input more prominent than the LINE input turn the MIC LINE mixing control counterclockwise vice versa 10 SC2311 has priority ALARM input for fire alarm protection where if it senses signal it automatically mutes all other inputs Connect fire alarm or supervisory system output to the ALARM input If MIC1 PRIORITY switch i...
Page 4: ...FIG 2 REAR PANEL LAYOUT page 3 Fig 1 Front Panel Fig 2 Rear Panel FIG 1 FRONT PANEL LAYOUT SC 2311 ...
Page 5: ... control Move it to MIC position extreme anti clockwise if you do not want to mix with LINE input check if the MIC1 priority switch is depressed if yes then only MIC1 will work when you try to use more than one microphone SYMPTOM Hum present in system REMEDIES A Check that the earth terminal of the utility AC socket is connected to the earth bus B Check that the earth is not shared with any other ...
Page 6: ...ividual level controls There shall be a mixing control to control the relative signal strength between MIC and LINE inputs The preamplifier shall feature a Baxandall type bass treble control and a master volume control together with a balance control for left and right channels There shall be a mode switch on the front panel to switch between mono and stereo mode All MIC inputs shall be female XLR...
Page 7: ... selection switch one power switch one rear panel accessible priority control switch which provides priority to MIC 1 over all channels except ALARM FREQUENCY RESPONSE 10 Hz 20 kHz 3 dB INPUT SENSITIVITY Aux 1 140 mV For 1V output Aux 2 130 mV Alarm 180 mV Mic 2 mV INPUT IMPEDANCES Aux 1 44k Ohm balanced Aux 2 47k Ohm Alarm 10k Ohm Mic 1k Ohm balanced CROSS TALK 1 kHz Better than 65 dB CHANNEL SEP...
Page 8: ...Innovation Centre Manufactured by Sonodyne Electronics Co Pvt Ltd 98 NB Block E New Alipore Kolkata 700053 INDIA Tel 91 33 23990418 23983406 Fax 91 33 23967243 E mail response sonodyne com Please visit us at www sonodyne com ...
