Rolls RM82 DJ Equipment User Manual
Contents
1. AUX INPUT RCA jack which connects directly to the RM81 mix bus The jack may be connected to another RM81 Pre Fade Output making this unit the Master PHANTOM POWER SWITCHES 8 individual DIP switches for applying 48 Volts of phantom power to the indicated channel s XLR Input The phantom power is for powering condenser microphones The Phantom Power switches are in the OFF position when the RM82 is shipped from the factory CHANNEL INPUTS 1 8 1 4 TS unbalanced and XLR balanced input jacks The eight 1 4 jacks come from the factory configured as line inputs and are electrically mixed with the XLR jacks They may be used together if desired These inputs may be reconfigured as either Direct Outputs or Inserts See page 4 for details A NOTE ABOUT ROLLS MICROPHONE PREAMPLIFIER CIRCUITS The Rolls servo balanced Microphone Preamps feature many advantages over other mic preamps Among these are simplicity of design 40db or higher CMRR common mode rejection ratio than transistor input mic preamps This means much lower noise on long input lines and very low distortion at high gain Discrete transistor preamps are non linear at high gains but not our design We feature a higher signal swing which means our preamps have more headroom before clipping CONNECTION 1 MICROPHONE AND MAIN OUTPUT CONNECTION Connect microphones to the XLR Inputs as shown here If the microphones are condenser type and require phantom power2. SHALL BE LIMITED IN DURATION TO THE ONE YEAR DURATION OF THIS WRITTEN LIMITED WARRANTY Some states do not allow limitations on how long an implied warranty lasts so the above limitation may not apply to you IN NO EVENT SHALL WE BE LIABLE FOR ANY SPECIAL INCI DENTAL OR CONSEQUENTIAL DAMAGES FOR BREACH OF THIS OR ANY OTHER WARRANTY EXPRESSED OR IMPLIED WHATSOEVER Some states do not allow the exclusion or limitation of special incidental or a f consequential damages so the above limitation or RM82 MicLine Mixer exclusion may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state ROLLS CORPORATION SALT LAKE CITY UTAH 75889 00082 6 04 RM82 MIC LINE MIXER Eight Channel Audio Mixer 4 1 D 5 a E 2 gt lt amp i Da rT bz Sa ry es i i Dat 0 00 00 20 00 20 0 2 TRIM LEVEL TONE TRIM LEVEL TONE TRIM LEVEL TONE OWNERS MANUAL INTRODUCTION Thank your for your purchase of the Rolls RM82 Mic Line eight channel audio mixer It is intended for sound reinforcement or studio applications where several microphones or line sources need to be combined to a single output Please review this manual for proper operation TABLE OF CONTENTS f INTRODUCTION TABLE OF CONTENTS FEATURES INSPECTION 2 DESCRIPTION Front Panel Rear Panel 3 CONNECTION 1 Microphone and Main Output Connection 2 Connecting Two RM82
3. factory as follows 1 4 INPUTS MAIN OUT LEVEL LINE LEVEL
4. remember to switch on down the corresponding Phantom Power switch Connect the Output to the next device in your signal woe chain bd C Connect to amplifier recording device mixer input etc 2 CONNECTING TWO RM82 UNITS TOGETHER Using a single RCA ee cable connect from CE qS the Pre Fader Output EEA MASTER UNIT of the Slave unit to the Aux Bus input of ROLLS the Master unit This Master unit s givin CE ex staveunit Master Level control will now adjust the overall level of both units For each channel you wish to ROLLS 4 SERIAL NUMBER bast CHANNEL 8 CHANNEL 7 3 DO ave Direct Output access you e must first configure that gt CEG gS ommo o aika SS A m a areseass waa channel s 1 4 Input as a Direct Output Follow the instructions shown on page 4 Connect a 1 4 unbalanced Tip Sleeve cable to the channel s 1 4 jack and to the next device you want the signal sent to Note the channel s signal will still be present at the RM82 Main Output 4 CHANNEL INSERT ROIS om GO A EN For each channel you wish to e aoo Dom 8 have the ability to insert into you pitty mc GS me must first configure that channel s 1 4 Input as an INSERT Follow the instructions shown on page 4 Connect a 1 4 Tip Ring Sleeve INSERT cable into the channel s 1 4 jack and to the processor or other
5. suggest saving the shipping carton and packing materials for safely transport ing the unit in the future 2 Please visit our website at www rolls com and register your warranty at the Register Your Warranty Here text or complete the Warranty Registration Card and return it to the factory SCHEMATIC DESCRIPTION FRONT PANEL MIC LINE IXER NOTE Descriptions for Channels 1 8 are identical TRIM Adjusts the sensitivity of the XLR Microphone Inputs LEVEL Adjusts the level of signal in the channel from off to 20 dB of gain TONE Cuts the signal up to 12 dB below 200 Hz when turned clockwise or above 6 kHz when turned counter clockwise MASTER LEVEL Adjusts the Main Output signal level pwr LED indicating power is applied to the RM82 Power Switch Applies power to the unit Please ensure the power cable is con nected to a properly grounded AC outlet REAR PANEL MAIN OUTPUT gt XLR balanced jack containing the RM82 main output signal PRE FADE OUTPUT RCA jack for connection to another RM81 Aux Bus Input or to another device such as a recorder
6. LIMITED WARRANTY This product is warranted to the original consumer purchaser to be free from defects in materials and workmanship under normal installation use and service for a period of one 1 year from the date of purchase as shown on the purchaser s receipt The obligation of Rolls Corporation under this warranty shall be limited to repair or replacement at our option during the warranty period of any part which proves defective in material or workmanship under normal installation use and service provided the product is returned to Rolls Corporation TRANS PORTATION CHARGES PREPAID Products returned to us or to an authorized Service Center must be accompanied by a copy of the purchase receipt In the absence of such purchase receipt the warranty period shall be one 1 year from the date of manufacture This warranty shall be invalid if the product is damaged as a result of defacement misuse abuse neglect accident destruction or alteration of the serial number improper electrical voltages or currents repair alteration or maintenance by any person or party other than our own service facility or an authorized Service Center or any use violative of instructions furnished by us This one year warranty is in lieu of all expressed warranties obligations or liabilities ANY IMPLIED WARRANTIES OBLIGATIONS OR LIABILI TIES INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
7. Units Together 3 Channel Direct Output 4 Channel Insertt 4 OPERATION Setting the DIP switches Configuring the unit for Direct Output Operation Configuring the unit for Insert Operation Configuring the Output Level 5 SCHEMATIC 6 SPECIFICATIONS BACK COVER WARRANTY FEATURES e 8 XLR Mic inputs e 8 1 4 unbalanced line inputs which may be internally jumpered to be Inserts or Direct Outputs e Individual phantom power switches for each channel e Front panel Trim and Tone controls e RCA Aux Bus input and pre master output for cascading units or recording e Balanced XLR output INSPECTION SPECIFICATIONS Input Impedance Mic 10K Q XLR balanced 1 4 20K Q unbalanced Bus Input 10K Q unbalanced Max Input Level Mic 0 dBV balanced Line 6 dBV Input Connectors 8 XLR 8 1 4 Line 1 RCA Bus input Outputs XLR bal RCA unbalanced Prefade out Max Gain Mic 55 dB Line 26 dB Tone Control 12 dB Treble Bass cut Phantom Power 48 VDC Output Level 22 dBV max Output Impedance 51 Q Phase Shift lt 10 degrees 20Hz to 20 kHz Max S N ratio 106 dB THD lt 01 CMRR gt 52 dB Mic Size 19 x 1 75 x 6 48 3 x 4 5 x 15 cm Weight 7 lbs 3 kg DIP SWITCH DEFAULT SETTING JUMPER DEFAULT SETTING ALL OFF 1 4 JACKS AS INPUT MAIN OUTPUT AS LINE 1 Unpack and inspect the RM82 box and package If obvious physical damage is noticed contact the carrier immediately to make a damage claim We
8. device you want the signal connected to 3 REAN OPERATION CONFIGURING THE 1 4 INPUT JACKS AS DIRECT OUTPUTS The eight 1 4 Input jacks come from the factory configured as line inputs and are electrically mixed with the XLR jacks They may be used together if desired To configure a channel s 1 4 jack as a Direct Out first remove the RM81 lid For each channel there are dual three pin headers with shorting jumper on two pins The setting from the factory is on IN By moving the shorting jumpers to the configuration shown as OUT one jumper up the other down the jack then becomes a Direct Output CONFIGURING THE 1 4 INPUT JACKS AS INSERTS To configure a channel s 1 4 jack as an Insert first remove the RM82 lid and locate the corresponding channel s dual three pin header Move both shorting jumpers down as shown below as INSRT the jack then becomes an Insert dJa laa joe C a9 lee Ss Direct Insert Input Output CONFIGURING THE OUTPUT FOR MIC OR LINE LEVEL The RM82 ships from the factory with the XLR Main Output configured as Line Level 4 dB To change this to Mic Level 10 dB carefully remove the lid locate the Mic Line header which is near the Main Output jack Move the two jumpers from the Line Level position shown below on the right to the Mic Level position shown on the left F OO Mic Line Level Level JUMPER DEFAULTS The internal jumpers are configured from the
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