Used SCIENTIFIC ATLANTA 4139 #136493 for sale

SCIENTIFIC ATLANTA 4139 is a high-performance, integrated electronic test equipment designed to operate in wide variety of telecommunications applications. This equipment is ideal for analyzing and troubleshooting a range of circuit-to-circuit and channel-to-channel operations. 4139 consists of a single system operating in both the analog and the digital domain. SCIENTIFIC ATLANTA 4139 offers a wide range of features including operational amplifiers, diode testers, and switch matrices. The operational amplifiers allow users to test and analyze complex signals. The diode testers are used to evaluate the characteristics of a range of coaxial cables. The switch matrices are ideal for measuring crosstalk between components in a unit. 4139 also includes a variety of measurement tools. These include time-domain reflectometers (TDRs), optical power meters, and digital voltmeters. TDRs are used to measure the reflection coefficient of a transmission line. Optical power meters are used to measure optical power, principal axis orientation, wavelength, and attenuation. Digital voltmeters are useful for measuring various digital signals including voltage, current, and resistance. SCIENTIFIC ATLANTA 4139 is equipped with advanced diagnostic tools. This includes a pair of logic analyzers, a logic (protocol) analyzer, an ethernet analyzer, and a frequency counter. The logic analyzer allows users to monitor the state and timing of digital logic signals in a circuit. The protocol analyzer is used to examine protocol traffic across a wide range of communications-systems. The ethernet analyzer is used to monitor the performance of network links. The frequency counter measures signals' frequency and other parameters such as jitter, pulse width, and pulse repetition periods. 4139 is powered by a 32-bit RISC processor and supports a variety of I/O connectors, making it a versatile test instrument. This machine also has a rich graphical user interface for easy navigation and control. Its design allows for expansion, enabling users to make customized measurements such as EMI emissions and voltage stability. SCIENTIFIC ATLANTA 4139 is a high-performance, integrated test instrument that provides users with a wide range of diagnostic tools and advanced measurement capabilities. This versatile tool can be used for both analog and digital domain applications and is ideal for the troubleshooting of complex telecom systems.