Keysight 4948A In-Service Transmission Impairment Measuring Set
Discontinued
| Compatible Modem Types (4-Wire) | |
| Data Rate | Examples |
| 9600 bps | CCITT V.29, AT&T 209&T 2096 V.29 with 1800Hz carrier 4x4 QAM with 1700Hz carrier |
| 4800 bps | CCITT V.27, AT&T 208&T 2048 |
| 2400 bps | CCITT V.26 A&B |
- Voice-grade data circuit testing - without disturbing traffic
- True preventive maintenance
- Network management information - without special modems
- Suitable for North American and CCITT environments
- Test data circuits carrying voice grade modem traffic while they are still in service
- A simple connection to the data circuit carrying the modem signal, at a voice frequency access point, is all that is required
- To measure the impairments that have been added between signal generation and the measurement point
- Measuring Impairments on a Modem Signal: measures the effects of the same line impairments that are measured by a conventional, intrusive TIMS
- Data Logging: result data can be stored in the test set's own internal non-volatile memory
- Out-of-Service Testing: transmit and measure on a tone, so it can interwork with tone sources and conventional test sets
- Transmit & Receive Connectors: WECO 310 & Bantam
SKU: AGIL-4948A-003