Tektronix CMC251 Overview

The Tektronix CMC251 is a 1.3 GHz Multifunction Counter.

Performance Characteristics
• Form Factor Benchtop
• Number of Channels 2 ch
• Minimum Frequency, Ch. 1 1 Hz
• Maximum Frequency, Ch. 1 100 MHz
• Sensitivity, Channel 1 50 mV
• Maximum Input Voltage, Ch. 1 4.9 V
• Input Impedance, Ch.1 1 MOhm
• Minimum Frequency, Ch. 2 80 MHz
• Maximum Frequency, Ch. 2 1.3 GHz
• Sensitivity, Channel 2 35 mV
• Maximum Input Voltage, Ch. 2 1 V
• Input Impedance, Ch. 2 50 Ohm
• Time base stability 1 /yr

Measurements/Features

• Attenuation - 3 V to 42 V (HI); 50 mV to 5 V (LO)
• Low Pass Filter - -3 dB at 100 kHz
• Attenuation - 3 V to 42 V (HI); 50 mV to 5 V (LO)
• Pulse Width Range - 0.25 µs to 0.5 Second
• Selectable Slope - No
• Ratio CH A: CH B - No
• Display Hold - Yes
• Remote Start/Stop - Yes
• Time Interval CH A: CH B - No
• EMC - Meets Directive 89/336/EEC

Programmability/Connectivity

• User Interface Proprietary

Life Cycle Data

• Out of Production May-26-2002

Compliance

• CE Compliance Compliant
• UL Compliance Not compliant
• Safety Issue UL1244, CSA231.

Power Requirements

• Input Power USA (110V/60Hz)

Standard Accessories

• Operator manual /Operator manual /Qty:1

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