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Summary of Contents for Dukane 1A2250
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Page 1: Power Amplifier
DUKANE POWER AMPLIFIER 250 WATT DIRECT COUPLED MODEL 1A2250 Installation, Operation and Service Manual 4 0 3 - 3 1 4 DUKANE CORPORATION COMMUNICATIONS SYSTEMS DIVISION ST CHARLES. ILLINOIS 60174... -
Page 2: Table Of Contents
CONTENTS Page Section G E N E R A L I N F O R M A T I O N INTRODUCTION ....p 1.2 GENERAL DESCRIPTION ................1 .3 TECHNICAL SPECIFICATIONS . -
Page 3: General Information
4. Service Information 1.2 GENERAL DESCRIPTION The Dukane Model lA2250 Direct Coupled Power Amplifier is designed for use in auditoriums, gymnasiums, and in field applications where professional sound quality is required. Output level is indicated by a VU light bar. The amplifier is protected from damage which could result from an over temperature condition in the output stage circuitry. - Page 4 1.3 TECHNICAL SPECIFICATIONS (Continued) POWER REQUIRED: DIMENSIONS: 60 watts idle; 600 watts at full rated out- 5-l/4” (13.3cm) high, 19” (48.3cm) wide, put. 14” (36 cm) deep (without optional 3A230 TERMINATIONS: Input Transformer); 15-3/4” (40.5 cm) Screw terminal strips. deep (with 3A230). FUSE: NET WEIGHT: 6.25 amperes, 26OV.
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Page 5: Introduction
SECTION 2 INSTALLATION INFORMATION 2.1 INTRODUCTION This Section of the manual contains unpacking, mounting, and wiring instructions. The information is arranged to facilitate an orderly installation. Installers should have a good understanding of this information prior to beginning installation of the amplifier. 2.2 UNPACKING If there is any damage to the unit, bring it to the Examine the shipping carton and the amplifier. -
Page 6: External Connections
When the 3A230 is to be used for a balanced input, remove the jumpers and plug the 3A230 into the octal socket. Make external output connections to terminal strip TS1, as required for your particular application. 1A2250 Rear Panel View Figure 2-2. -
Page 7: Service Information
SERVICE INFORMATION 4.1 INTRODUCTION Standard electronic components are used in the Dukane Model lA2250 250 Watt Direct Coupled Amplifier. All replacement parts listed in the “Repair Parts List” are available through an authorized Dukane distributor, dealer, or from the factory. Any amplifier failure requiring circuit repairs should be referred to an authorized dealer or repair facility in your area. - Page 9 Repair Parts List - 1 lo-3133 Speaker Protector and Output Delay (Schematic Drawing 190-2790) Description Dukane Part Number Legend Capacitor, 1 uF. 35V, Electrolytic 1 9 9 - 2 0 5 4 - 1 0 5 Cl, 2 Capacitor, 6.8uF. 5OV, Electrolytic 199-2062-685 Capacitor, O.luF, 5OV.
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