TM 11-346: Test Sets I-61-A, I-61-B, and I-61-C | T.REX ARMS Field Manual Vault

TM 11-346 Test Sets I-61-A, I-61-B, and I-61-C

TM 11-346

Test Sets I-61-A, I-61-B, and I-61-C

Army · TM · Apr 1944 · 83 pages

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LIST OF ILLUSTRATIONS Fig. No. Title Page 20. Schematic diagram for measuring transmission through a switchboard cord circuit 23 21. Schematic diagram for measuring transmission through a switchboard line or trunk circuit 23 22. Schematic diagram for measuring gain of amplifier or repeater 23 23. Impedance mismatch curve ! 24 24. Test Sets I-61-B and I-61-C, schematic diagram for testing repeating coils 26 25. Frequency response curves 28 26. Test Set I-61-A, actual point-to-point d-c voltages from set chassis 30 27. Test Set I-61-B, actual point-to-point d-c voltages from set chassis 31 28. Test Set I-61-C, actual point-to-point d-c voltages from set chassis 31 29. Test Set I-61-A, schematic diagram 39 30. Test Set I-61-B, schematic diagram 40 31. Test Set I-61-C, schematic diagram 41 32. Test Set I-61-A, wiring diagram of cabinet 47 33.

DesignationTM 11-346

EditionApr 1944

StatusSuperseded

Pages83

FunctionComms Signal

CollectionHistoric

Public domain (U.S. Government work)