ISO/IEC 17025 Accredited · Trusted by Engineers Worldwide · Serving 11 Industries
+1 530-268-1860 contact@microprecision.com
ISO/IEC 17025 Accredited · Trusted by Engineers Worldwide · Serving 11 Industries
+1 530-268-1860 contact@microprecision.com
Signal integrity is the core of modern electronic debugging. Our selection of digital oscilloscopes, including Mixed Signal (MSO) and Digital Storage (DSO) models, provides the high-frequency bandwidth and rapid sampling rates required to capture complex waveforms accurately. Designed for deep memory and advanced triggering, these instruments allow engineers to visualize fast transients, analyze serial buses, and troubleshoot hardware with confidence. From high-speed digital design to general-purpose lab work, our inventory ensures precise measurement of rise times, jitter, and signal noise. Explore our range of industry-leading oscilloscopes to find the performance and channel density your project requires.
50 MHz to 1 GHz+ Bandwidth Options
High Sample Rates & Deep Memory Depth
Advanced Triggering, FFT & Protocol Decoding
New, Used & Refurbished Equipment
ISO 17025 & NIST-Traceable Calibration
USB, LAN & LXI Automated Test Integration
Image | Brand | Name | Description | Price |
|---|---|---|---|---|
 | Tektronix | Tektronix TDS3032C Oscilloscope, 300 MHz, 2.5 GS/s, dual channels, USB/LAN connectivity, 6.5" color display, ideal for R&D and telecom. | $1,395.00 | |
 | Keysight | Keysight DSOX2024A oscilloscope with 200 MHz bandwidth, 4 channels, 2 GSa/s, and 1M wfms/sec update rate—ideal for advanced signal analysis. | $1,550.00 | |
 | Tektronix | Tektronix TDS3054B Oscilloscope, 500 MHz bandwidth, 5 GS/s sampling rate, 4 channels, color display, USB/LAN/GPIB connectivity. | $1,995.00 | |
 | Keysight | Keysight 86100C DCA-J oscilloscope mainframe, up to 80 GHz bandwidth, modular, ideal for high-speed optical/electrical signal analysis. | $3,595.00 | |
 | Keysight | Keysight DSOX3054A 4-channel oscilloscope with 500 MHz bandwidth, 5 GSa/s, and deep memory—ideal for high-speed signal analysis. | $4,795.00 |
Explore our selection of high-performance oscilloscopes from Keysight (Agilent) and Tektronix. Our inventory includes wideband mainframes, multi-channel benchtop units, and portable digital phosphor oscilloscopes (DPO). We offer bandwidths from 200 MHz to wideband DCA-J communication analyzers, available as new or refurbished with ISO 17025 accredited calibration options.
| Specifications | Tektronix TDS3032C | Keysight DSOX2024A | Tektronix TDS3054B | Keysight DSOX3054A | Keysight 86100C |
|---|---|---|---|---|---|
| Bandwidth | 300 MHz | 200 MHz | 500 MHz | 500 MHz | Wideband (Mainframe) |
| Channels | 2 Channels | 4 Channels | 4 Channels | 4 Channels | Modular / Expandable |
| Primary Application | General Purpose Troubleshooting | Embedded Design & Education | Advanced Signal Analysis | High-Performance R&D | Optical & High-Speed Digital Comms |
| Key Performance Features | Digital Real-Time Sampling 2.5 GS/s on all channels | MegaZoom IV 50,000 wfms/s update rate | Digital Phosphor (DPO) Intensity-graded waveform display | 1 Million wfms/s Deep memory and fast update | DCA-J Precision Jitter & Amplitude analysis |
| Technical Specs | Compact size, battery power option, USB storage | Integrated function generator option, 8.5" Display | Ethernet/Web connectivity, WaveAlert detection | Standard 4M memory, Segmented memory analysis | Precision timebase, compliant with T11/IEEE standards |
| Connectivity | USB, Ethernet | USB, LAN (Optional) | Ethernet, GPIB, RS-232 | USB, LAN, GPIB, LXI | GPIB, LAN, USB |
| Price (USD) | $1,395.00 | $1,550.00 | $1,995.00 | $4,795.00 | $3,595.00 |
Selecting the right oscilloscope is critical for capturing accurate signal data and troubleshooting complex electronic designs. While a digital multimeter measures static electrical values, an oscilloscope provides a “window” into the dynamic behavior of your circuits. Use this guide to understand the key specifications that impact your lab’s performance.
Bandwidth is the most fundamental specification of any oscilloscope. It determines the maximum frequency range that the instrument can accurately measure. As a rule of professional practice, engineers follow the “Five Times Rule”: to achieve less than 3% measurement error, your oscilloscope’s bandwidth should be at least five times the highest frequency component of the signal you are testing.
When comparing an analog vs digital oscilloscope, the choice depends on your specific application. While analog scopes were once preferred for their real-time display of modulated signals, modern digital oscilloscopes (DSOs) have become the industry standard. Digital models offer superior signal storage, automated measurements, and the ability to capture “one-time” transient events that analog scopes simply cannot track. For modern lab environments, a digital model is almost always the superior investment.
The number of channels you need depends on the complexity of the systems you are testing.
While bandwidth determines frequency range, the sample rate determines how much detail is captured in the waveform. To avoid “aliasing” (distortion), the sample rate should be at least 2.5 to 5 times the bandwidth of the signal. High sample rates, such as those found in the Tektronix TDS3032C, ensure that transient glitches and narrow pulses are captured accurately during long-duration measurements.
For many labs, the choice to buy a used digital oscilloscope is a strategic way to acquire high-end, name-brand technology from Keysight or Tektronix while staying within budget. Buying used from a reputable source like Micro Precision allows you to access advanced features—like deep memory and serial decoding—at a fraction of the cost of a new unit.
In professional or regulated industries, the accuracy of your instrument is only as good as its last calibration. Every new and used digital oscilloscope we provide can be paired with ISO 17025 and NIST-traceable calibration. This ensures your equipment meets its original manufacturer specifications, providing you with traceable and defensible data for your most critical projects.
While a digital oscilloscope can measure voltage, it is primarily used for visualizing signal shape and timing. For high-precision, static voltage measurements, a Digital Multimeter is preferred. However, an oscilloscope is superior for measuring peak-to-peak voltage, ripple, and noise on a DC power supply.
A Digital Storage Oscilloscope (DSO) typically features 2 or 4 analog channels. A Mixed Signal Oscilloscope (MSO) includes those same analog channels plus an additional 8 or 16 digital logic channels. MSOs are the industry standard for debugging systems where you need to correlate analog signals with digital logic states simultaneously.
The primary function of an oscilloscope is to provide a visual representation of electrical signals. It allows engineers to observe how voltage changes over time, displaying these signals as a waveform on a graph. This function is essential for measuring frequency, amplitude, and time intervals, as well as identifying noise or distortion within a circuit.
An oscilloscope helps us see the “invisible” behavior of electricity. While a multimeter gives you a single numerical value, a scope shows you the signal’s shape, the exact timing of pulses, and “glitches” that happen too fast for other tools to detect. It allows you to visualize signal integrity, rise times, and the relationship between different signals in real-time.
Determining how much oscilloscope bandwidth you need depends on the fastest signal you plan to measure. As a general rule, your scope’s bandwidth should be at least 5 times the frequency of your signal to ensure accurate reproduction of the waveform’s edges. For example, if you are working with 100 MHz digital clocks, you should choose a 500 MHz oscilloscope like the Keysight DSOX3054A or Tektronix TDS3054B.
To calculate frequency from an oscilloscope, you first measure the “Period” (T), which is the time it takes for one complete cycle of the waveform to occur. Once you have the period in seconds, use the formula:
Modern digital oscilloscopes, such as the Keysight DSOX series, automate this process by providing “Auto-Measure” functions that display the frequency directly on the screen in real-time.