共 50 条
- [1] DIGITAL MULTIPLEX EQUIPMENT FOR 8 AND 34 Mbit/s LINE SYSTEMS. Ericsson Review (English Edition), 1978, 55 (02): : 76 - 83
- [4] 2ND GENERATION 2 MBIT-S DIGITAL LINE EQUIPMENT CABLES & TRANSMISSION, 1978, 32 (02): : 192 - 221
- [6] 120 MBIT-S DIGITAL LINE SYSTEM INAUGURATION POST OFFICE ELECTRICAL ENGINEERS JOURNAL, 1975, 68 (APR): : 47 - 48
- [7] DEVELOPMENT OF A 120 MBIT-S DIGITAL LINE SYSTEM .2. EQUIPMENT DESCRIPTION POST OFFICE ELECTRICAL ENGINEERS JOURNAL, 1977, 69 (JAN): : 217 - 224
- [9] 140 MBIT-S LINE SYSTEMS FOR BRITISH TELECOM TELECOMMUNICATION JOURNAL, 1980, 47 (12): : 746 - 748