Radio Shack MPA-50 owner manual ˆ Contents

Models: MPA-50

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32-2002.fm Page 2 Friday, February 11, 2000 11:36 AM

ˆ Contents
Features	3
Preparation	4
Presetting the Controls	4
Choosing a Location	4
Placing the Speakers	4
Making Connections	5
Speakers	6
Speaker Phasing	6
Determining Total Speaker Impedance	6
Connecting Speakers	7
One Speaker	8
Two or More Speakers Without Transformers	8
Multiple Speakers with Transformers	10
Controls and Operation	12
Troubleshooting	13
Care	14
Replacing the Fuse	14
Specifications	15

RadioShack and RadioShack.com are trademarks used by Tandy Corporation.

Image 2

The features of the MPA-50 Stereo Amplifier are outlined in the manual on page 3.

Instructions for troubleshooting the MPA-50 Stereo Amplifier can be found on page 13 of the manual.

Steps for replacing the fuse in the MPA-50 Stereo Amplifier are provided on page 14.

Contents

11 36 AM MPA-50 40-WattPA Amplifier32-2002.fm Pageˆ Contents ˆFeatures CHOOSING A LOCATION PRESETTING THE CONTROLSˆPreparation PLACING THE SPEAKERSˆMaking Connections Making ConnectionsDETERMINING TOTAL SPEAKER IMPEDANCE ˆSpeakersSPEAKER PHASING CONNECTING SPEAKERS Speakers in Series One SpeakerTwo or More Speakers Without Transformers Speakers in Parallel Series and Parallel CombinedMultiple Speakers with Transformers Cautions ˆControls and Operation ˆTroubleshooting TroubleshootingˆCare REPLACING THE FUSEˆSpecifications SpecificationsRadioShack Limited One-YearWarrantyWe Service What We Sell A Division of Tandy Corporation