Division 028: Autotransformers, Bells, Buzzers, Dials, Dial Adapters and Mountings, Gongs, Head Telephone Sets, Headsets, Potentiometers, Rheostats, Ringers, and Sounders

Section Date Issue Size Title
028-000-0001974-05-0133142.43 KBNumerical Index - Division 028 - Autotransformers, Bells, Buzzers, Dials, Dial Adapters and Mountings, Gongs, Head Telephone Sets, Headsets, Potentiometers, Rheostats, Ringers, and Sounders
028-000-0001982-09-0159140.30 KBNumerical Index - Division 028 - Autotransformers, Bells, Buzzers, Dials, Dial Adapters and Mountings, Gongs, Head Telephone Sets, Headsets, Potentiometers, Rheostats, Ringers, and Sounders
028-000-0001984-06-0166170.40 KBNumerical Index - Division 028 - Autotransformers, Bells, Buzzers, Dials, Dial Adapters and Mountings, Gongs, Head Telephone Sets, Headsets, Potentiometers, Rheostats, Ringers, and Sounders
028-000-000PT X11982-09-01Y66.88 KBPacific Tel. - Numerical Index - Division 028 - Autotransformers, Bells, Buzzers, Dials, Dial Adapters and Mountings, Gongs, Head Telephone Sets, Headsets, Potentiometers, Rheostats, Ringers, and Sounders
028-001-0111977-12-017264.91 KBEquipment Test List - Autotransformers - Miscellaneous Apparatus
028-001-0111982-09-019507.04 KBEquipment Test List - Autotransformers
028-001-0121977-12-011413.44 KBEquipment Test List - Rheostats - Miscellaneous Apparatus
028-001-0121980-09-014430.84 KBEquipment Test List - Rheostats
028-001-0121982-09-016127.04 KBEquipment Test List - Rheostats
028-001-0131981-09-011839.92 KBEquipment Test List - Bells, Buzzers, Chimes, and Sounders
028-100-7011975-10-0131.20 MBBells and Buzzers - 7 Type - Requirements and Adjusting Procedures
028-101-7011930-05-011D270.14 KB10 and 11 Type Bells and 10 Type Buzzers - Requirements and Adjusting Procedures
028-102-7011980-04-015414.91 KBBells, Chimes, and Signals - Solenoid Type - Requirements and Adjusting Procedures
028-102-8011960-04-0131.47 MBBells and Signals - Solenoid Type - Piece-Part Data and Replacement Procedures
028-102-8011980-04-0142.02 MBBells, Signals, and Chimes - Solenoid Type - Piece-Part Data and Replacement Procedures
028-110-7011929-03-011D279.14 KB1 Type Buzzers - Requirements and Adjusting Procedures
028-111-7011961-09-012414.96 KB2 Type Buzzers - Requirements and Adjusting Procedures
028-112-7011962-12-012D236.45 KB4-Type Buzzers - Requirements and Adjusting Procedures
028-113-7011960-08-016D294.42 KB8-Type Buzzers - Requirements and Adjusting Procedures
028-113-920PT1945-09-05A120.90 KBInstallation of 8A Buzzer - 550C, 551 and 552 Type P.B.X.'s
028-120-7011930-06-011D513.65 KBBuzzers - No.s 12092 and 12093 - Requirements and Adjusting Procedures
028-130-7011956-07-014D679.06 KBRingers - No. 6A, 6J, 6M, 6N, 7A, 8A, 8JA, 37H, 38B, 40A, 40B, 42A, 51A, 51B, 55B, 65B, 68A, 68J, 68JA, 72A, 78A, 78J, and B1A, B1AA, B1AB, B1AL, B2A, B2AL, B3A, and B3B - Requirements and Adjusting Procedures
028-131-7011957-02-011883.02 KBRingers - C4 and C5 Types - Requirements and Adjusting Procedures
028-131-8011958-05-011266.15 KBAudible Alarm Signal Gongs for Office and Miscellaneous Alarms - C4A and C5A Ringers - Piece-Part and Replacement Procedures
028-140-7011929-03-011D495.38 KB3-Type Sounders and 12521 Sounders - Requirements and Adjusting Procedures
028-141-7011926-11-011131.98 KB7-A Polarized Sounder - Requirements and Adjusting Procedures
028-300-5011961-09-014208.77 KB2-, 4-, 5-, and 6-Type Dials - Speed and Per Cent Break Tests
028-300-7011961-09-0110D2.74 MBDials - 2, 4, 5, and 6 Types - Requirements and Adjusting Procedures
028-300-7011960-08-019D1.48 MBDials - 2, 4, 5, and 6 Types - Requirements and Adjusting Procedures
028-300-8011956-07-0161.34 MBDials 2, 5, 6, and 6 Types and Associated Dial Mountings and Dial Adapters - Piece-Part Data and Replacement Procedures
028-305-1001964-03-011415.79 KBDials - 27 Type
028-310-8111960-08-014562.73 KBOperator Dials and Associated Dial Mountings - Procedures for Cording
028-349-1011983-03-0121.12 MB660 Communication Panel - Description and Connections
028-350-5011967-08-012345.07 KBHead Telephone Sets - KS-19796 - Visual Inspection and Electrical Tests
028-350-501 A1971-07-011148.60 KBHead Telephone Sets - KS-19796 - Visual Inspection and Electrical Tests
028-350-8011967-08-0121.22 MBHead Telephone Sets - KS-19796 - Piece-Part Data and Replacement Procedures
028-350-8011980-01-0131.47 MBKS-19796 Head Telephone Sets - Piece-Part and Replacement Procedures
028-351-5011974-04-0122.71 MBKS-20778 Head Telephone Sets
028-351-5011980-10-0163.60 MBKS-20778 Head Telephone Sets and KS-21430 Headset - Description, Use, and Maintenance
028-351-5011983-09-0172.69 MBKS-20778 Head Telephone Sets, KS-21430 Headset, and KS-22729 "STARSET II" Head Telephone Sets - Description, Use, and Maintenance
028-351-900PT1982-09-01B1.91 MBPlantronics Telephone Headset Tester Model TS-0133
028-352-5011973-01-0112.00 MBKS-21118 Head Telephone Sets
028-352-5011973-08-0122.27 MBKS-21118 Head Telephone Sets
028-352-501 A1981-07-011153.20 KBKS-21118 Head Telephone Sets - Description, Use, and Maintenance
028-360-5011960-11-017756.83 KB52-Type Head Telephone Sets - Visual Inspections and Electrical Tests
028-360-8111966-11-0182.88 MB52-Type Head Telephone Sets - Piece-Part Data, Replacement Procedures, and Minor Repairs
028-360-8111980-11-01103.44 MB52-Type Head Telephone Sets - Piece-Part Data, Replacement Procedures, and Minor Repairs
028-360-811 A 1969-081969-08-011139.40 KB52-Type Head Telephone Sets - Piece-Part Data, Replacement Procedures, and Minor Repairs
028-360-811 A 1973-101973-10-011435.05 KB52-Type Head Telephone Sets - Piece-Part Data, Replacement Procedures, and Minor Repairs
028-360-8121961-02-011121.51 KBNo. 52A and 52B Head Telephone Sets - Modification to Provide a Rotation Stop Bar
028-360-8211960-11-015116.19 KBOperator Telephone Sets - Method of Wrapping Cords and Associated Parts
028-361-5011961-12-012572.29 KB53-Type Head Telephone Sets - Visual Inspections and Electrical Tests
028-361-8111980-11-0182.41 MB53-Type Head Telephone Sets - Piece-Part Data, Replacement Procedures, and Minor Repairs
028-361-811 A1964-03-011123.98 KB53-Type Head Telephone Sets - Piece-Part Data, Replacement Procedures, and Minor Repairs
028-362-5011971-09-012569.81 KB60-Type Head Telephone Sets - Visual Inspections and Electrical Tests
028-362-5011978-06-013837.44 KB60-Type Head Telephone Sets - Visual Inspections and Electrical Tests
028-362-8011971-06-0121.21 MB60-Type Head Telephone Sets - Piece-Part Data and Replacement Procedures
028-362-8011974-01-0132.76 MB60-Type Head Telephone Sets - Piece-Part Data and Replacement Procedures
028-362-8011980-09-0151.57 MB60-Type Head Telephone Sets - Piece-Part Data and Replacement Procedures
028-362-801PT A1982-08-01B39.03 KB60-Type Head Telephone Sets - Piece-Part Data and Replacement Procedures
028-363-5011971-09-013585.44 KB61-Type Head Telephone Sets - Visual Inspections and Electrical Tests
028-363-8011974-01-013827.52 KB61-Type Head Telephone Sets - Piece-Part Data and Replacement Procedures
028-363-8011980-08-0161.31 MB61-Type Head Telephone Sets - Piece-Part Data and Replacement Procedures
028-370-5011961-09-013549.85 KB1020-Type Headsets - Visual Inspections and Electrical Tests
028-370-8111956-01-012621.12 KBRepair of Headsets - 1020 Type
028-371-5011975-01-012655.50 KB1023A-, 1024A-, 1024B-, and 1026A-Type Headsets - Visual Inspections and Electrical Tests
028-371-5011983-12-015971.92 KB1022A-, 1023A-, 1024A-, 1024B, 1026A-, 1027A-, and 1028A-Type Headsets - Description, Application, and Maintenance
028-371-8111975-07-0131.08 MB1023A-, 1024A-, 1024B-, 1026A-, and 1027A-Type Headsets - Piece-Part Data and Replacement Procedures
028-371-8111983-12-0152.30 MB1022A-, 1023A-, 1024A-, 1024B-, 1026A-, 1027A-, and 1028A-Type Headsets - Piece-Part Data and Replacement Procedures
028-372-1001983-05-011750.01 KB500A Adapter - Identification, Installation, Operation, and Maintenance
028-705-7011965-01-011DR2.05 MBAutotransformers - Continuously Tapped Type - Manually Operated - KS-5657, KS-15594, KS-15656, KS-15814, KS-15831, KS-15843, and KS-15955 - Requirements and Adjusting Procedures
028-705-8011961-09-0121.13 MBAutotransformers - Continuously Tapped Type - Manually Operated - KS-5657, KS-15594, KS-15656, KS-15814, KS-15831, KS-15843, and KS-15955 - Replacement Parts and Procedures
028-706-7011962-03-0172.95 MBAutotransformers - Continuously Tapped Type - Motor Driven - Requirements and Adjusting Procedures
028-706-7011964-03-019D3.44 MBAutotransformers - Continuously Tapped Type - Motor Driven - Requirements and Adjusting Procedures
028-706-8011962-03-0111.99 MBAutotransformers - Continuously Tapped Type - Motor Driven - Replacement Parts and Procedures
028-706-8011962-12-0122.19 MBAutotransformers - Continuously Tapped Type - Motor Driven - Replacement Parts and Procedures
028-930-7011956-04-0134.07 MBDials - 2, 4, 5, and 6 Types - Requirements (Condensed Section for 028-300-701)