Radio Set SCR-504-A
Publisher: U.S. G.P.O.
Published: 1943
Place of publication: Washington, D.C., USA
Language: eng
Description: TM 11-862 Radio Set SCR-504-A, 1943-10-05
Table of contents: title: CONTENTS; title: Paragraph; title: SECTION I. Description. 1; title: 1. General 1; title: 2. Power Supply 1; title: 3. Radio Set SCR-504-A, Components with Weights and Dimensions 2; title: 4. Radio Receiver BC-792-A 5; title: 5. Battery Charger PE-128-A 5; title: 6. Case CS-96-A 7; title: II. Installation and operation.; title: 7. Unpacking 11; title: 8. Filling the Batteries 11; title: 9. Testing the Batteries 17; title: 10. Preparing Radio Receiver BC-792-A for Use 19; title: 11. Tuning-In Radio Receiver BC-792-A 21; title: 12. Finding the Path of Signal for all Bands 23; title: 13. Finding the Direction of Signal or "Sensing" for Bands 1 to 6 23; title: 14. Beat-Frequency Oscillator — (BFO) 25; title: 15. Technique for Direction-Finding Under Difficult Conditions 27; title: 16. Symptoms of Run-Down Batteries 29; title: 17. Operation of Battery Charger PE-128-A 31; title: III. Functioning of parts.; title: 18. Radio Receiver BC-792-A 37; title: 19. Directional Characteristics of Antennas 41; title: 20. Battery Charger PE-128-A 48; title: 21. General Instructions 51; title: 22. Trouble chart for Radio Receiver BC-792-A 51; title: 23. Trouble chart for Battery Charger PE-128-A 53; title: 24. Alignment of Radio Receiver BC-792-A 57; title: 25. Construction of a Radiating Loop 65; title: 26. Voltage Measurements of Radio Receiver BC-792-A 69; title: 27. Resistance Measurements of Radio Receiver BC-792-A 71; title: 28. Use of Signal Generator to Locate Trouble 77; title: 29. Replacement of Individual I-F, R-F and Antenna Transformers 77; title: 30. Removal of Band Switch Assembly from Radio Receiver BC-792-A 79; title: 31. Trouble Shooting for Battery Charger PE-128-A 81; title: 32. General Maintenance of Battery Charger PE-128-A 85; title: IV. Supplementary data.; title: 33. RMA color code for resistors and capacitors 85; title: 34. Color code for wiring of Radio Receiver BC-792-A 88; title: 35. Table of replaceable parts for Radio Set SCR-504-A 90; title: 36. Table of standard nuts, bolts, screws and washers 128; title: 37. List of Signal Corps Stock Nos 136A; title: LIST OF ILLUSTRATIONS; title: fig. Page; title: 1. Radio Receiver BC-792-A, Outside View VIII; title: 2. Radio Receiver BC-792-A, with the Suitcase Open Showing Contents, and the Sense Antenna up 4; title: 3. Battery Charger PE-128-A, Front View, Top Closed 6; title: 4. Case CS-96-A, Front View, Lid Open Showing Contents 8; title: 5. Diagram of Contents of Case CS-96-A 10; title: 6. Case CS-96-A and Contents 12; title: 7. Miniature Storage Batteries BB-51 and BB-52 14; title: 8. Filling the Syringe and Batteries 16; title: 9. Battery Charger PE-128-A, Front View, Top Open, Batteries in Place 18; title: 10. Radio Receiver BC-792-A, Suitcase Open, Curtain Up, Showing Loop Antenna, Battery Box Open Showing Batteries 20; title: 11. Top of Suitcase with the Flap Up Showing the Control Plate 22; title: 12. Three Steps for Inserting Ear-Piece of Headset HS-34-A in the Ear 24; title: 13. Determination of the Direction From Which the Received Signal Comes 26; title: 14. Null and Maximum Positions of Radio Receiver BC-792-A with Respect to a Transmitter 28; title: 15. Sensing Positions of Radio Receiver BC-792-A with Respect to a Transmitter, "Donald Duck Finds the Sense" 30; title: 16. Right and Wrong Way of Blotting Batteries 32; title: 17. Battery Charger PE-128-A Connected to "Jeep" Battery 34; title: 18. Derivation of Ideal Cardioid from Ideal Antenna Patterns 40; title: 19. Practical Cardioid and Figure 8 Antenna Patterns 42; title: 20. Equivalent Loop Circuit and Voltage Diagrams 44; title: 21. Synthesis of the Figure 8 Pattern by Vector Diagrams 46; title: 22. Radio Receiver BC-792-A, Chassis Removed from Suitcase, Front View 50; title: 23. Battery Charger PE-128- A, Rear View 54; title: 24. Radio Receiver BC-792-A, Chassis Removed from Suitcase, Rear View 58; title: 25. Radio Receiver BC-792-A, Chassis Removed from Suitcase, Rear View with Cover Removed from Chassis 60; title: 26. Test Set-up for a Radiating Loop 66; title: 27. Radio Receiver BC-792-A, Diagram of Tube Sockets with Operating Voltages 68; title: 28. Radio Receiver BC-792-A, Oscillator Coil Sub-assemblies, Typical R-F Coil Assembly 70; title: 29. Radio Receiver BC-792-A, Underside View of Band Switch Assembly Showing Designations of Leads and Terminal Points 72; title: 30. Radio Receiver BC-792-A, Rear View with Band Switch Assembly Removed from Chassis, Showing Designations of Leads and Terminal points 74; title: 31. Radio Receiver BC-792-A, Underside View of Band Switch Assembly Showing Reference Numbers of Parts 76; title: 32. Radio Receiver BC-792-A, Rear View with Band Switch Assembly Removed from Chassis, Showing Reference Numbers of Parts 80; title: 33. Battery Charger PE-128-A, Bottom View with Bottom Plate Removed 82; title: 34. Battery Charger PE-128-A, Schematic Diagram 84; title: 35. Diagram of RMA Color Code for Resistors and Capacitors 86; title: 36. Radio Receiver BC-792-A, Schematic Diagram and Color Code for Wiring 131