SLM 1476CM Portable Signal Level Meter
- 1-button testing for simple operation
- Alpha/Numeric keypad for direct channel or frequency entry
- Use the SLM 1476CM for complete modem installation. Test both forward and return from premise to CMTS
Overview
The SLM 1476CM provides everything installers and operators are looking for in a signal level meter. Capable of analog and digital measurements, including Pre/Post BER, MER, Spectral Display, DOCSIS 2.0 Network Testing, and Leakage and Ingress Testing capabilities - all at an affordable price. Designed to easily test multiple DOCSIS channels. The SLM 1476 provides a pass/fail which can be sent directly from the meter.Features
• 1-button testing for simple operation• Alpha/Numeric keypad for direct channel or frequency entry
• Use the SLM 1476CM for complete modem installation. Test both forward and return from premise to CMTS
• Digital measurement capabilities including: Average power, Pre/Post BER, MER, and Constellation for QAM, also provides 8-VSB/ATSC testing capabilities.
• All Channel/Frequency Tuning: From 4-1000 MHz (UHF/VHF/CABLE) allowing return path signal testing as well as testing high-frequency channels with ease
• Analog measurement capabilities including Signal Level, A/V ratio, and C/N
• Signal leakage testing capabilities ensures every installation is clean and meets system requirements
• Ingress capabilities allows for both forward and return path testing from the ground block or line extender to ground block for unwanted noise
• Full featured spectral display enables you to view all channels, a single channel, or a bar graph display for a quick visual of inspection of all channels.
• Data logging enables the technician to save or print all data for future reference or record of completed installations. Connect to PC via USB cable and download using FREE interface software
• 12-volt AC/DC charging and Auto-off for battery saving operation
• Threshold test-user definable thresholds for pass/fail logging
Specifications
| Automated or Manual Spectrum Analysis | |
| Frequency Range: | TV and Radio 4-1000 Mhz |
| Frequency Resolution: | 62.5 Khz |
| RF Input Impedance: | 75 ohms |
| DOCSIS Input Impedance: | 75 ohms |
| Dynamic Range: | 15 dBuV to 125 dBuV or -45 to +65 dBmV or -98 to +16 dBm |
| Measurement Resolution: | 0.1 dB |
| Level Measurement Acc: | 1 dB typ. (2 dB max.) |
| A/V Ratio: | 1.5 dB typ. (2 dB max.) |
| C/N Ratio: | 2 dB typ. (4 dB max.) |
| Measure Filter Bandwidth: | 100 Khz @ -3 dB |
| Custom Channel Plans: | 25 |
| Digital Measurements- 8-VSB, QAM 16-32-64-256 (Annex A/B) | |
| Frequency Band: | 4-1000 Mhz |
| Power Measurement Dynamic Range: | From -35 to 56 dBmV |
| BER Measurement: | bBER up to 1 x 10-8 |
| (after Reed Solomon) | aBER up to 2 x 10-9 |
| MER Measurement: | 15 - 40 db |
| Constellation Display: | 64-128-256 (on graphics display) |
| DOCSIS Measurements DOCSIS 2.0 Compliant Device | |
| Frequency Band: | 5-1000 Mhz |
| Input Impedance: | 75 ohms |
| Range: | -45 to +65 dBmV |
| Measurements Include: | Level, MER, Pre/Post BER, Lost Packet, Transmit Power, Transmitted Packets, Received Packets, PER, Latency Min/Max/Avg |
| MAC Address: | Default or User Defined Measurements for Downstream, Upstream, and IP Status |
| General Specifications | |
| Power Supply: | Built-in NiCd rechargeable battery External Power Supply 12 VDC |
| Battery Duration at 25°C: | 4-6 Hours in Analog 3-4 hours in digital |
| Size: | H 11.8" x W 4.33" x D 2.36" |
| Download Port: | USB |
| Display: | 64 x 128 pixels |
| Front-panel: | Numeric Keypad |
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