Portable Signal Level Meter

SLM 1476CM

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 test which can be logged.

APPLICATIONS

• CATV installation and troubleshooting

• Off-air 8VSB reception broadcast footprint quality

• Private cable systems in schools, corporate campuses, correctional institutions and medical centers, anywhere

RF is used

• Custom home theater installation and calibration

KEY FEATURES

• 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 8VSB/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 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

Portable Signal Level Meter SLM 1476CM

AUTOMATED OR MANUAL SPECTRUM ANALYSIS

Frequency Range: TV and Radio 4-1000 Mhz

Frequency Resolution:

RF Input Impedance:

62.5 Khz

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

8VSB, QAM 16-32-64-256 (Annex A, B & C)

Frequency Band: 4-1000 Mhz

Power Measurement

Dynamic Range:

BER Measurement:

MER Measurement:

Constellation Display:

-35 to 56 dBmV bBER up to 1 x 10-8 aBER up to 2 x 10-9

10 dB to 40dB

64-128-256 (on graphics display)

DOCSIS MEASUREMENTS

DOCSIS 2.0 Compliant Device

Frequency Band:

Input Impedance:

Range:

Measurements Include:

MAC Address:

5-1000 Mhz

75 ohms

-45 to +65 dBmV

Level, MER, Pre/Post BER, Lost Packet,

Transmit Power, Transmitted Packets,

Received Packets, PER, Latency Min/

Max Avg

Upstream Level and IP Status

Default or User Defined

GENERAL SPECIFICATIONS

Power Supply: Built-in NiCd rechargeable battery

External Power Supply

17 VAC or 20 VDC 1A

Battery Duration at 25°C: 4-6 Hours in Analog

Size:

3-4 Hours in Digital

H 11.8” x W 4.33” x D 2.36”

PC Interface:

Display:

Front-Panel:

USB

64 x 128 pixels, 2.5”

Alpha numeric keypad

605.978.4600

www.sencore.com