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User manual Rolls, model RM82

Manafacture: Rolls
File size: 156.39 kb
File name: M_RM82.pdf

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They may be used together if desired. To configure a channel’s 1/4” jack as a Direct Out, first remove the RM82 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. 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 locate the Mic/Line header which is near the Main Output jack. Move jumpers from the Line Level position (shown below on the right), position (shown on the left). Mic Line Level Level JUMPER DEFAULTS The internal jumpers are configured from the factory as follows: 1/4” = INPUTS MAIN OUT LEVEL = LINE LEVEL ROLLS CORPORATION SALT LAKE CITY, UTAH 10/10 RM82 MIC LINE MIXER Eight Channel Audio Mixer SPECIFICATIONS Input Impedance: Mic: 10K . XLR balanced 1/4": 20K . unbalanced Bus Input: 10K . 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 . Phase Shift: <10 degrees, 20Hz to 20 kHz Max S/N ratio: 106 dB THD: <.01% CMRR: >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: ALL OFF JUMPER DEFAULT SETTING: 1/4” JACKS AS INPUT MAIN OUTPUT AS LINE Quick 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. INSPECTION 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 suggest saving the shipping carton and packing materials for safely transporting the unit in the future. 2. Please visit our website at and register your warranty at the “Register Your Warranty Here” text, or complete the Warranty Registration Card and return it to the factory. DESCRIPTION FRONT PANEL 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 when turned counter-clockw...