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Radio Shack SSM-1750 - User Manual

Radio Shack SSM-1750
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Owner’s Manual
Please read before using this equipment.
SSM-1750 4-Channel
Stereo Audio Mixer
32-3008.fm Page 1 Thursday, April 6, 2000 4:03 PM

Questions and Answers

  • V
    Veronica HerreraJul 30, 2025
    How to troubleshoot a Radio Shack SSM-1750 Music Mixer that does not work?
    • R
      Ryan HuntJul 30, 2025
      If your Radio Shack Music Mixer isn't working, first verify the AC power cord is securely connected and the outlet is active. Then, check the power connections to the rest of your audio system, including the amplifier/receiver and input sources. If it still doesn't work, inspect the fuse. Refer to “Replacing the Fuse” on Page 14 of the manual for instructions.
  • X
    xcummingsAug 5, 2025
    What to do if Radio Shack SSM-1750 has feedback noise?
    • J
      Johnny HarmonAug 5, 2025
      If you're experiencing feedback noise with your Radio Shack Music Mixer, try moving the microphone further from the output speakers. Alternatively, consider using a unidirectional microphone to minimize the feedback.
  • C
    chriswardAug 10, 2025
    Why Radio Shack Music Mixer has hum from PHONO sources?
    • A
      Alex CombsAug 11, 2025
      If you're getting a hum from the PHONO sources on your Radio Shack Music Mixer, ensure the turntable’s ground wire (usually black or green) is securely connected to the GND screw located on the back of the mixer.
  • T
    Tamara ToddAug 17, 2025
    What to do if Radio Shack SSM-1750 Music Mixer has no signal from an audio input sources?
    • D
      Danielle JordanAug 17, 2025
      If you're not getting any signal from an audio input source on your Radio Shack Music Mixer, first ensure that the TALKOVER switch is set to OFF. Next, check both the mixer's and the source's control settings to make sure they are properly adjusted. Finally, verify the connection between the mixer and the input source is secure.
  • M
    Michael AndersonAug 23, 2025
    Why Radio Shack SSM-1750 has hum from other input source?
    • N
      Nancy HendersonAug 23, 2025
      If you're experiencing a hum from other input sources on your Radio Shack Music Mixer, ensure that no low-level inputs are connected to the LINE input jacks.

Summary

Features of the SSM-1750 Mixer

DJ MIC Input

Connects a balanced, low impedance microphone with an XLR plug.

Tone Controls

Adjusts the tone (bass, mid, high) of selected inputs.

Input Gain Controls

Fine-tunes the volume of each input source.

Pan Control

Controls the output of DJ MIC and AUX MIC/LINE to left or right.

Channel Volume Controls

Slide controls for fingertip mixing and fading of input channels.

Assign Controls

Selects the input sources to be mixed.

Crossfader

Smoothly switches between two input sources.

Sound Effect Controls

Activates six preprogrammed sound effects.

Cue Level Control

Adjusts the headphone volume.

Master Volume Control

Adjusts the overall output volume.

Echo Controls

Tailors echo effect for location or preference.

VU Meters

Indicates total stereo output signal levels.

Input Jacks

Details various input connections like line, phono, and mic.

Preparation and Setup

Presetting Controls

Guides on setting initial controls to avoid damage and ensure proper use.

Connecting Outputs

Instructions for connecting mixer output to sound systems or recorders.

Connecting Inputs

Details on connecting various audio sources and microphones.

Connecting Microphones

How to connect XLR and 1/4-inch microphones.

Connecting Power

Procedure for connecting the mixer to a power source.

Connecting Headphones

How to connect headphones for monitoring.

Listening Safely

Guidelines to prevent hearing damage from high volume levels.

Operation Guide

Presetting Input Signal Levels

Steps to set input levels to avoid over-driving channels.

Presetting Channel Inputs

Procedure to set individual channel input signal levels.

Presetting Microphone Inputs

Setting DJ MIC and AUX MIC levels for optimal input.

Presetting Auxiliary Input

Setting the AUX LINE input signal level.

Mixing Inputs

Instructions for blending multiple audio sources.

Playing One Input Source

How to play a single selected input source.

Monitoring a Second Input Source

How to listen to and prepare a second input source for mixing.

Switching to Second Input

Using the crossfader to switch between two sources.

Special Controls Usage

Explains tone, gain, and other special controls.

Microphone Operations

Details on using XLR and AUX microphones.

Talkover Function

How to use the talkover feature to speak over music.

Mute Level Control

Adjusts background music volume during talkover.

Pan Control Usage

Directs microphone or AUX output to left or right channel.

Sound Effects

Instructions for playing preprogrammed sound effects.

Echo Effects

How to adjust echo delay, repeats, and volume.

Care and Troubleshooting

General Care Instructions

Tips for maintaining the mixer's longevity and appearance.

Replacing the Fuse

Step-by-step guide to replacing the internal fuse.

Troubleshooting Common Issues

Solutions for common problems like no power or no signal.

Specifications

Input Sensitivity and Impedance

Technical details of various input types.

Output Level and Frequency Response

Technical details of output signals and frequency range.

Signal-to-Noise Ratio and Distortion

Technical performance metrics for audio quality.

Tone Control and Echo Parameters

Ranges and specifications for tone and echo controls.

Power and Dimensions

Details on power requirements, fuse, and physical size.

Limited One-Year Warranty

Warranty Coverage

Details on the product's warranty against defects.

Warranty Service

Procedure for obtaining warranty repair or replacement.

Warranty Exclusions

Conditions and damages not covered by the warranty.

Radio Shack SSM-1750 Specifications

General IconGeneral
BrandRadio Shack
ModelSSM-1750
CategoryMusic Mixer
LanguageEnglish

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