Hammarlund SP-600-JX-17

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Instruction And Service Manual46 pages

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Summary

Handbook Service Instructions

T.O. 31 R2-4-18-2 (Formerly AN 16-45-434)

Technical order number and former designation for the service manual.

Radio Receiver Model SP-600-JX-17 (Hammarlund)

Identifies the specific radio receiver model and its manufacturer.

Revision Notice

Indicates revisions and superseding pages for the manual.

SECTION I DESCRIPTION AND LEADING PARTICULARS

1-1. GENERAL.

Overview of the receiver's design, construction, and capabilities.

1-5. PURPOSE AND LIMITATIONS.

Outlines the intended use and operational scope of the receiver.

1-8. LEADING PARTICULARS.

Lists key technical specifications and characteristics of the receiver.

1-19. PERTINENT DATA.

Contains essential data points for the receiver's operation.

1-23. TUNING BAND RANGES.

Specifies the frequency ranges covered by each of the receiver's bands.

1-24. OUTPUT CHARACTERISTICS.

Describes the audio output power and impedance matching.

1-25. SENSITIVITY.

Defines the receiver's sensitivity levels for different signal types.

1-26. SELECTIVITY.

Details the receiver's selectivity characteristics across different settings.

1-27. FIDELITY.

Presents audio and overall fidelity curves for the receiver.

1-28. REJECTION RATIOS.

Lists image and IF rejection ratios for various bands.

1-32. OPERATING AND ADJUSTMENT CONTROLS.

Explains all front and rear panel controls and their functions.

SECTION II TEST EQUIPMENT AND SPECIAL TOOLS

2-1. TEST EQUIPMENT.

States no special test equipment is required for basic servicing.

2-3. SPECIAL TOOLS.

Identifies specific tools needed for maintenance.

2-5. CABLE FABRICATION.

Details the construction of necessary cables.

SECTION III PREPARATION FOR USE AND RESHIPMENT

3-1. PREPARATION FOR USE.

Steps for unboxing and preparing the receiver for operation.

3-3. SETTING UP RECEIVER.

Guidance on connecting and setting up the receiver.

SECTION IV THEORY OF OPERATION

4-1. GENERAL SYSTEM OPERATION.

Describes the overall operational context and capabilities.

4-3. FREQUENCW-SHIFT SPACE DIVERSITY SYSTEM OPERATION.

Details operation within space diversity receiving systems.

4-4. RECEIVER FUNCTIONAL OPERATION.

Explains how the receiver functions internally, referencing block diagrams.

4-14. SIMPLIFIED CIRCUIT THEORY.

Provides simplified explanations of the receiver's circuit theory.

4-38. V6 SECOND MIXER.

Details the function of the second mixer tube.

4-46. 455-KC CRYSTAL FILTER CIRCUIT.

Explains the operation and components of the 455-kc crystal filter.

4-50. V9 AND V10 I-F STAGES.

Describes the function of the V9 and V10 intermediate frequency stages.

4-74. AF SECTION.

Details the audio frequency section of the receiver.

4-95. V18, V19, AND V20 SELF-CONTAINED STABILIZED POWER SUPPLY.

Explains the operation of the receiver's stabilized power supply.

4-96. FUNCTIONAL OPERATION OF MECHANICAL COMPONENTS.

Describes the mechanical design and its impact on performance.

SECTION V OPERATIONAL AND ORGANIZATIONAL MAINTENANCE

5-1. GENERAL.

Provides general information about receiver maintenance.

5-3. PRELIMINARY RECEIVER CHECKS.

Outlines initial checks before detailed testing.

5-4. RECEIVER PERFORMANCE TESTS.

Details the performance tests to verify receiver operation.

5-5. TROUBLE LOCATION.

Guides on identifying the location of receiver faults.

5-6. SYSTEM (TROUBLE) ANALYSIS.

Describes the process for analyzing system faults.

5-8. TEST POINT ANALYSIS.

Provides a step-by-step method for analyzing faults using test points.

5-23. ALIGNMENT AND ADJUSTMENT.

Guidance on aligning and adjusting the receiver's circuits.

5-29. INSPECTION SCHEDULE.

Outlines the schedule for inspecting receiver components.

SECTION VI FIELD AND FASRON MAINTENANCE

6-1. MINIMUM PERFORMANCE STANDARDS.

Specifies the minimum performance benchmarks.

6-3. SYSTEMS (TROUBLE) ANALYSIS.

Method for analyzing system-level troubles.

6-8. REMOVAL.

General procedure for removing receiver subassemblies.

6-9. FREQUENCY CONTROL UNIT.

Steps for removing the frequency control unit.

6-10. MIXER TRANSFORMER, T1.

Procedure for removing the mixer transformer T1.

6-11. R-F STRIP.

Steps for removing the RF strip assembly.

6-12. FOUR GANG CAPACITOR.

Procedure for removing the four-gang tuning capacitor.

6-13. FRONT PANEL.

Steps for removing the front panel assembly.

6-14. MAIN DIAL.

Procedure for removing the main tuning dial.

6-15. CIRCUIT BREAKDOWN.

Explains using diagrams for troubleshooting.

6-16. TUBE SOCKET VOLTAGE AND RESISTANCE CHARTS.

Provides charts for tube socket voltages and resistances for troubleshooting.

6-18. SUPPLY VOLTAGE DIAGRAM.

Illustrates the distribution of supply voltages.

6-21. ALIGNMENT AND ADJUSTMENTS.

Outlines procedures for aligning receiver circuits.

6-23. LUBRICATION.

States receiver requires no lubrication during its life.

6-24. MAINTENANCE AND INSPECTION SCHEDULE.

Defines the schedule for routine maintenance and inspections.

SECTION VII DIAGRAMS