MDR Series MixersHF12K01510105515MF2.5K151010515050LF80Hz01510105155AUX010PAN0LR0LEVEL010HF12K01510105515MF2.5K151010515050LF80Hz01510105155AUX010HF12

MAIN LEVELThe master MAIN control is the overall volume control forthe left and right mix bus. The MAIN LEVEL affects boththe Control ROOM signal whic

POWER LEDThe Power LED lights up to indicate that the main POWER switch (located on the rear panel) is on.- Phantom Power LEDThis LED illuminates indi

Microphone Input - Mono InputChannelsUse these inputs to connect Low Impedancemicrophones and low level signals from directboxes. The MIC inputs have

AUX Send The signal present at the AUX output is sent from the AUX bus, which is fed from the AUX send on theinput channels. The AUX output can be us

12Operating the MDR624BASIC OPERATIONThe following section explains the basic operation of the MDR624.CONNECTING MICROPHONES ANDINSTRUMENTS1. Before c

13Operating the MDR624USING AN EXTERNAL EFFECTIf you want to use an external device for effects processing, you can easily connect the unit using the

14MDR624 System Set-UpsThis system shows theMDR624 connected to apair of powered speakerslike the SAMSONExpedition XP200. TheMONITOR OUT is con-necte

15MDR624 System Set-UpsThis system shows the MDR624in a recording set up with theLEFT and RIGHT CONTROLROOM outputs hooked up topowered studio monitor

MDR624 Wiring GuideUnbalanced 1/4” Connector XLR Balanced Wiring GuideThe are several ways to interface the MDR624 to support a variety of application

MDR624 SpecificationsMono input channelsMicrophone input electronically balanced, discrete input configurationFrequency response 10Hz to 45kHz, +0/-

Safety Instructions/Consignes de sécurité/Sicherheitsvorkehrungen/Instrucciones de seguridadACHTUNG: Um die Gefahr eines Brandes oder Stromschlags zu

18Block Diagram

Notes19

Notes20

Samson Technologies Corp.575 Underhill Blvd.P.O. Box 9031Syosset, NY 11791-9031Phone: 1-800-3-SAMSON (1-800-372-6766)Fax: 516-364-3888www.samsontech.c

Table of ContentsIntroduction 2MDR624 Features 3Controls and FunctionsFront and Rear Panel Layout 4–5Mono Input Channel Section 6–7Master Section 8–

2Congratulations on your purchase of the Samson MDR624 mixer! The MDR624 is a six channel mixer, with twolow noise microphone pre-amps. In addition to

3MDR624 FeaturesThe Samson MDR624 six channel mixer, is a comprehensive, all-in-one solution for live sound, recording, fixedinstallation and post pro

4HF12K01510105515MF2.5K151010515050LF80Hz01510105155AUX010PAN0LR0LEVEL010HF12K01510105515MF2.5K151010515050LF80Hz01510105155AUX010HF12K01510105515MF2.

5Front and Rear Panel LayoutFRONT PANEL1 MIC – Input connector for Low-Noise Microphone pre-amp.2 LINE –Input connector for Line level inputs.3 GAIN

6Controls and FunctionsThe following section details each part of the MDR624’s input channels including the GAIN control, 3-BAND EQ,AUX send, PAN, BAL

BALANCE (Stereo Inputs Only)The MDR624’s BALANCE control is used to place or position a monoinput into the stereo main Left and Right MIX bus. For a s