Tektronix TDS420A 4-Channel Digitizing Oscilloscope
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Tektronix TDS420A 4-Channel Digitizing Oscilloscope

This Tektronix TDS420A 4-Channel Digitizing Oscilloscope is used and in excellent condition. This unit does not have an installed floppy drive and it is missing the handle; however, this does not affect the units functionality in any way.

• Digitizers: 4
• Bandwidth: 200 MHz
• Sample Rate: 100 MS/sec on all Channels

Input Voltage: 90-250 VAC

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Stock # 79646-1
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Tektronix TDS400 Series 2- / 4-Channel Digitizing Oscilloscope

  • Triggering System
  • Time Base System
  • Floppy Disk Storage
  • Signal Acquisition System
  • Multiple Acquisition Modes
  • AC DC and GND Input Coupling


The TDS400 Series 2- / 4-Channel Digitizing Oscilloscopes are designed with high precision and accuracy in mind. The TDS400A has a bandwidth range of 200 - 400MHz, two or four channels, two or four digitizers, and a sample rate of 100 MS/s on both channels. A longer record length along with superb sensitivity and signal processing make the TDS400A Series the ideal tools for detailed analysis, precision research, digital design, and manufacturing testing. Increased bandwidth for accurate measurements on faster signals, longer record length provides high resolution over long time frames and an easy-to-use scope interface are a few of the benefits of this scope. Some of the many applications wherein the TDS400A Series would be best suited include: Electronic equipment troubleshooting, automotive design, and mechanical analysis.

The TDS400 Series Oscilloscopes have proven capable in both simple and complex applications, including electro-mechanical research and analysis, power electronics, bio-physical research and analysis, and digital and analog design. The TDS400A Series features the state-of-the-art TDS Graphical User Interface, which offers intuitive icon-based menus along with help text.

Product Family: TDS400A, TDS420A, TDS430A, TDS460A

Important Notice: Please note that any additional items included with this equipment such as accessories, manuals, cables, calibration data, software, etc. are specifically listed in the above stock item description and/or displayed in the photos of the equipment. Please contact one of our Customer Support Specialists if you have any questions about what is included with this equipment or if you require any additional information.

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Tektronix TDS400 Series 2- / 4-Channel Digitizing OscilloscopeTektronix TDS400 Series 2- / 4-Channel Digitizing OscilloscopeTektronix TDS400 Series 2- / 4-Channel Digitizing Oscilloscope
Tektronix TDS400 Series 2- / 4-Channel Digitizing Oscilloscope

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Manuals, Datasheets, Drivers, Links

Tektronix TDS420A Datasheet (pdf) 
Tektronix TDS400A Series Manual (pdf) 
Link to Tektronix Website 

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