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JDSU / Acterna DSAM-2500B Digital Service Activation Meter
The JDSU / Acterna DSAM-2500B Digital Service Activation Meter is a high-speed data installer meter that increases the number of cable modem installs per day. Using exclusive digital signal processing and integrated DOCSIS/EuroDOCSIS chipset technology, the meter communicates with the network CMTS to verify suitable conditions for cable modem installation from the subscriber's location. The JDSU / Acterna DSAM-2500B Digital Service Activation Meter is also equipped with signal level meter capabilities, including spectrum scanning for ingress assessment and mini-scan analysis of up to twelve analog and/or digital channels. The meter's AutoTest capability makes installations easier and more reliabe than ever before.
JDSU / Acterna DSAM-2500B Highlights:
- All-in-one meter includes DOCSIS/EuroDOCSIS service testing and SLM features
- Autotest capability with administration security
- Environmental resilience and robustness
- Extensive help system directly linked to meter capabilities
- Multiple language support
JDSU / Acterna DSAM-2500B Specifications:
| Frequency |
| Range |
4 MHz to 1,000 MHz |
| Accuracy |
±10 ppm at 77°F (25°C) |
| Tuning Resolution |
Analog: |
10 kHz |
| Digital: |
50 kHz |
| Channel Bandwidth |
6 MHz |
| Analog Level Measurements |
| Signal Types |
CW, video and audio (NTSC, PAL, and SECAM) |
| Range |
-40 dBmV to +60 dBmV |
| Resolution |
0.1 dB |
| Resolution Bandwidth |
330 kHz |
| Accuracy |
±1.5 dB typical @ 25°C |
| Digital Level Measurements |
| Modulation Types |
QPR, QPSK, QAM (DVB/ACTS) |
| Range |
-40 dBmV to +60 dBmV |
| Resolution |
0.1 dB |
| Resolution Bandwidth |
330 kHz |
| Accuracy |
±2.0 dB typical @ 25°C |
| Upstream Spectrum |
| Spans |
4 MHz to 45 MHz |
| Sweep Rate |
1.8 seconds or faster |
| Display Scaling & Range |
5 and 10 dB/division; 6 vertical divisions |
| Sensitivity |
-35 dBmV to 60 dBmV |
| DOCSIS/EuroDOCSIS compatibility |
5 MHz to 42 MHz 42/88 MHz (min. downstream DOCSIS center freq. 100 MHz) |
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