| 000 | 01160 a2200229 4500 | ||
|---|---|---|---|
| 003 | Nust | ||
| 005 | 20170207153244.0 | ||
| 010 | _a 80028236 | ||
| 020 | _a0830612785 (pbk.) : | ||
| 020 | _a0830696350 : | ||
| 040 | _cNust | ||
| 082 | 0 | 0 | _a621.382 |
| 100 | 1 | _aHobbs, Marvin. | |
| 245 | 1 | 0 |
_aModern communications switching systems / _cby Marvin Hobbs. |
| 250 | _a1st ed. | ||
| 260 |
_aBlue Ridge Summit, Pa. : _bTab Books, _c1981. |
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| 300 |
_a308 p. : _bill. ; _c22 cm. |
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| 500 | _aIncludes index. | ||
| 505 | _aThe Slow Push for Progress (Page-7) Basic Switching and Traffic Concepts (Page-19) Logic Switching Algebra and Control (Page-39) Circuit Switches and Relays for Speech (Page-56) Control and Signal Methods (Page-78) Modern Step-by-Step and Rotary Exchanges (Page-104) Electromechanical Crossbar Systems (Page-128) Electronic Exchanges with Wired Logic (Page-142) The Elements of Stored Program Control (Page-162) Typical SPC Exchange Switching Systems (Page-199) Data and Telex Switching (Page-215) Automatic Private Branch Exchanges (Page-229). | ||
| 538 | _aAlmirah No.36 Shelf No.5 | ||
| 650 | 0 | _aTelecommunications engineering. | |
| 942 |
_2ddc _cBK |
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| 999 |
_c182547 _d182547 |
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