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National Stock Number:
5895-00-503-1066
Federal Supply Class:
5895
National Item Identification Number:
005031066
Description:
MODEM,COMMUNICATIONS
Detail:
An item which modulates and demodulates one or more electrical signals. It connects data terminal equipment to a communication line or network such as telephone, radio or telegraph. It may include the multiplexing and demultiplexing circuits, circuit amplifiers and source(s) of carrier frequency. For items designed for light signals, see MODEM, FIBER OPTIC.
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Manufacturer Information:
| TA227U | 80058 | JOINT ELECTRONICS TYPE DESIGNATION SYSTEM |
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Techincal Specification:
| CARRIER FREQUENCY | 56.0 KILOHERTZ RECEIVING AND 56.0 KILOHERTZ TRANSMITTING AND 72.0 KILOHERTZ RECEIVING AND 72.0 KILOHERTZ TRANSMITTING AND 88.0 KILOHERTZ RECEIVING AND 88.0 KILOHERTZ TRANSMITTING | | CIRCUIT QUANTITY | 3 | | JOINT ELECTRONICS TYPE DESIGNATION SYSTEM ITEM TYPE NUMBER | TYPE NO. TA-227/U | | JOINT ELECTRONICS TYPE DESIGNATION SYSTEM ITEM NAME | TELEPHONE MODEM | | OVERALL HEIGHT | 9.500 INCHES NOMINAL | | OVERALL LENGTH | 20.625 INCHES NOMINAL | | OVERALL WIDTH | 18.063 INCHES NOMINAL | | MODEM TYPE | SUBGROUP | | RECEIVED SIGNAL FREQUENCY RATING | 60.0 HERTZ MINIMUM AND 108.0 HERTZ MAXIMUM | | TRANSMITTED SIGNAL FREQUENCY RATING | 60.0 HERTZ MINIMUM AND 108.0 HERTZ MAXIMUM | | VOICE CHANNEL QUANTITY PER CIRCUIT | 4 |
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