10 Best Digital Oscilloscopes 2026 in the United States
#1
Winner
Tektronix TBS2204B 4-Ch Digital Storage Oscilloscope, 200 MHz, 2 GS/s
The Tektronix TBS2204B is a digital storage oscilloscope designed for users who require precision and versatility in their measurements. With a bandwidth of 200 MHz and a sampling rate of 2 GS/s, it offers a solid performance for a variety of electronic applications, making it suitable for both professionals and advanced hobbyists. The four analog channels allow users to observe multiple signals simultaneously, which is particularly beneficial when troubleshooting complex circuits.
#2
Fluke 123B Industrial ScopeMeter Hand-held Oscilloscope, 2 Input Channels, 20 MHZ Bandwidth, SCC120 Kit
The Fluke 123B Industrial ScopeMeter is a sturdy and portable handheld oscilloscope designed mainly for industrial fieldwork. With two input channels and a 20 MHz bandwidth, it suits basic to moderate waveform analysis, especially for troubleshooting electrical signals in machinery and equipment. This model focuses on simplicity and durability rather than high-end lab capabilities. Its true-RMS digital multimeter functionality adds value by allowing precise voltage and current measurements alongside waveform capture.
Rating
9.4
Display
Form Factor
Most important from
5 reviews
#3
Fluke 190-204/AM/S 4 Channel LCD Color ScopeMeter Oscilloscope with SCC290 Kit, 200 MHz Bandwidth, 1.7ns Rise time
The Fluke 190-204/AM/S is a handheld digital oscilloscope with four channels and a 200 MHz bandwidth, making it suitable for professionals who need to capture and analyze multiple electrical signals simultaneously. Its real-time sample rate is 2.5 GS/s, which helps in accurately displaying fast-changing signals, and the memory depth of 10,000 points per channel allows detailed waveform recording. The 6-inch color LCD is large enough to view up to four waveforms or measurements at once, which is helpful for clear analysis on the go.
Rating
9.4
Triggering
Form Factor
Most important from
1 reviews
Top 10 Best Digital Oscilloscopes 2026 in the United States
#1
Winner
Tektronix TBS2204B 4-Ch Digital Storage Oscilloscope, 200 MHz, 2 GS/s
Tektronix TBS2204B 4-Ch Digital Storage Oscilloscope, 200 MHz, 2 GS/s
Bandwidth: 200 MHz
Sample Rate: 2 GS/s
Channels: 4
Memory Depth: 5 M
Display: 9-inch WVGA color
Chosen by 1352 this week
Fluke 123B Industrial ScopeMeter Hand-held Oscilloscope, 2 Input Channels, 20 MHZ Bandwidth, SCC120 Kit
Fluke 123B Industrial ScopeMeter Hand-held Oscilloscope, 2 Input Channels, 20 MHZ Bandwidth, SCC120 Kit
Bandwidth: 20 MHz
Channels: two input channels
Display: minimal
Form Factor: handheld
Fluke 190-204/AM/S 4 Channel LCD Color ScopeMeter Oscilloscope with SCC290 Kit, 200 MHz Bandwidth, 1.7ns Rise time
Fluke 190-204/AM/S 4 Channel LCD Color ScopeMeter Oscilloscope with SCC290 Kit, 200 MHz Bandwidth, 1.7ns Rise time
Bandwidth: 200 MHz
Sample Rate: 2.5 GS/s
Channels: four
Memory Depth: 10,000 points per channel
Display: 6-inch color LCD
Form Factor: handheld
RIGOL Digital Oscilloscope DHO924S 250MHz Frequency Band + 12-bit Vertical Resolution + Maximum 1.25 GSa/s Sample Rate + 4 Analog Channels + 1CH Built-in Signal Generator
RIGOL Digital Oscilloscope DHO924S 250MHz Frequency Band + 12-bit Vertical Resolution + Maximum 1.25 GSa/s Sample Rate + 4 Analog Channels + 1CH Built-in Signal Generator
Bandwidth: 250 MHz
Sample Rate: 1.25 GSa/s
Channels: 4
Display: 7-inch touch screen
RIGOL Digital Oscilloscope DHO914S 125MHz Frequency Band + 12-bit Vertical Resolution + Maximum 1.25 GSa/s Sample Rate + 4 Analog Channels + 1CH Built-in Signal Generator
RIGOL Digital Oscilloscope DHO914S 125MHz Frequency Band + 12-bit Vertical Resolution + Maximum 1.25 GSa/s Sample Rate + 4 Analog Channels + 1CH Built-in Signal Generator
Bandwidth: 125MHz
Sample Rate: 1.25 GSa/s
Channels: 4 analog channels
Memory Depth: 50 Mpts
Display: 7-inch touch screen, 1024 x 600
Related Products
FNIRSI DPOS350P 4-in-1 Tablet Oscilloscope 350MHz, Spectrum Analyzer 200KHz - 350MHz, Frequency Response Analyzer DDS Generator, 2CH Handheld Oscilloscope 1 GSa/s, 7" Touch Screen Digital Phosphor
FNIRSI DPOS350P 4-in-1 Tablet Oscilloscope 350MHz, Spectrum Analyzer 200KHz - 350MHz, Frequency Response Analyzer DDS Generator, 2CH Handheld Oscilloscope 1 GSa/s, 7" Touch Screen Digital Phosphor
Bandwidth: 350 MHz
Sample Rate: 1 GSa/s
Channels: 2
Memory Depth: 60 Kpts
Display: 7-inch touchscreen, digital phosphor
Connectivity: USB-C charging
Form Factor: Handheld
RIGOL Digital Oscilloscope DHO812 100MHz Frequency Band + 12-bit Vertical Resolution + Maximum 1.25 GSa/s Sample Rate + 1000,000 wfms/s Waveform Capture Rate + 2 Analog Channels
RIGOL Digital Oscilloscope DHO812 100MHz Frequency Band + 12-bit Vertical Resolution + Maximum 1.25 GSa/s Sample Rate + 1000,000 wfms/s Waveform Capture Rate + 2 Analog Channels
Bandwidth: 100 MHz
Sample Rate: 1.25 GSa/s
Channels: 2 analog + 1 external trigger
Memory Depth: 25 Mpts
Display: 7-inch touchscreen
Triggering: external trigger input
Connectivity: LAN, USB, HDMI
RIGOL Digital Oscilloscope DHO804 70MHz Frequency Band + 12-bit Vertical Resolution + Maximum 1.25 GSa/s Sample Rate + 1000,000 wfms/s Waveform Capture Rate + 4 Analog Channels
RIGOL Digital Oscilloscope DHO804 70MHz Frequency Band + 12-bit Vertical Resolution + Maximum 1.25 GSa/s Sample Rate + 1000,000 wfms/s Waveform Capture Rate + 4 Analog Channels
Bandwidth: 70MHz
Sample Rate: 1.25 GSa/s
Channels: 4 analog channels
Memory Depth: up to 25 Mpts
Display: 7-inch HD touch screen
Connectivity: USB, LAN, HDMI
Form Factor: compact
Siglent Technologies SDS1204X-E 200MHz Super Phosphor Digital Oscilloscopes 4 Channels 1 GSa/s 14 MB Grey
Siglent Technologies SDS1204X-E 200MHz Super Phosphor Digital Oscilloscopes 4 Channels 1 GSa/s 14 MB Grey
Bandwidth: 200MHz
Sample Rate: 1 GSa/s
Channels: 4
Memory Depth: 14 MB
Display: 7-inch TFT-LCD, 800x480
Triggering: Edge, Slope, Pulse Width, more
#10
RIGOL Digital Oscilloscope DHO914 125MHz Frequency Band + 12-bit Vertical Resolution + Maximum 1.25 GSa/s Sample Rate + 4 Analog Channels
RIGOL Digital Oscilloscope DHO914 125MHz Frequency Band + 12-bit Vertical Resolution + Maximum 1.25 GSa/s Sample Rate + 4 Analog Channels
Bandwidth: 125MHz
Sample Rate: 1.25 GSa/s
Channels: 4 analog, 16 digital
Memory Depth: 50 Mpts
Display: 7-inch touch screen, 1024x600
Triggering: advanced options
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Buying Guide for the Best Digital Oscilloscopes
Choosing the right digital oscilloscope can be a daunting task, especially if you're new to the field. A digital oscilloscope is an essential tool for anyone working with electronics, as it allows you to visualize electrical signals and diagnose issues in circuits. To make an informed decision, it's important to understand the key specifications and how they relate to your specific needs. Here are the main specs you should consider when selecting a digital oscilloscope.BandwidthBandwidth is the range of frequencies that the oscilloscope can accurately measure. It's important because it determines the highest frequency signal the oscilloscope can capture without distortion. Bandwidth is typically measured in megahertz (MHz) or gigahertz (GHz). For basic electronics work, a bandwidth of up to 100 MHz is usually sufficient. For more advanced applications, such as high-speed digital circuits, you might need a bandwidth of 500 MHz or more. Choose a bandwidth that is at least five times higher than the highest frequency you expect to measure.
Sample RateThe sample rate is the number of samples the oscilloscope takes per second, measured in samples per second (S/s). A higher sample rate provides more detailed and accurate representations of the signal. For general use, a sample rate of 1 to 2 gigasamples per second (GS/s) is often adequate. For capturing very fast signals, you might need a sample rate of 5 GS/s or higher. Ensure the sample rate is at least ten times the highest frequency of the signal you are measuring to avoid aliasing.
ChannelsChannels refer to the number of separate signals the oscilloscope can measure simultaneously. Most basic oscilloscopes have two channels, which is sufficient for many applications. However, if you need to compare multiple signals or work with complex circuits, you might require four or more channels. Consider the complexity of your projects and how many signals you need to monitor at once when choosing the number of channels.
Memory DepthMemory depth is the amount of data the oscilloscope can store, measured in points or samples. A deeper memory allows the oscilloscope to capture longer periods of time at high resolution. For basic tasks, a memory depth of a few megasamples (MS) is usually enough. For more detailed analysis or capturing long-duration signals, you might need a memory depth of 10 MS or more. Choose a memory depth that matches the duration and complexity of the signals you need to capture.
DisplayThe display is where you view the captured signals. A larger, higher-resolution display makes it easier to see fine details and analyze signals. Look for an oscilloscope with a clear, bright display, preferably with a resolution of at least 800x480 pixels. Touchscreen displays can also enhance usability, allowing you to easily navigate menus and adjust settings. Consider how much time you'll spend analyzing signals and choose a display that will be comfortable for extended use.
TriggeringTriggering is a feature that allows the oscilloscope to stabilize repetitive waveforms and capture specific events. It's important because it helps you isolate and analyze particular parts of a signal. Common trigger types include edge, pulse, and video triggers. For basic use, edge triggering is often sufficient. For more complex signals, look for an oscilloscope with advanced triggering options. Consider the types of signals you'll be working with and choose an oscilloscope with the appropriate triggering capabilities.
ConnectivityConnectivity options, such as USB, Ethernet, and Wi-Fi, allow you to transfer data to a computer or network for further analysis and storage. This is important for documenting your work and sharing results. Basic oscilloscopes usually have USB ports, while more advanced models may offer additional connectivity options. Consider how you plan to use the oscilloscope and whether you need to transfer data frequently. Choose an oscilloscope with the connectivity features that match your workflow.
Form FactorThe form factor refers to the physical size and portability of the oscilloscope. Benchtop oscilloscopes are larger and typically offer more features, making them suitable for lab environments. Portable or handheld oscilloscopes are smaller and easier to carry, ideal for fieldwork or on-site troubleshooting. Consider where you'll be using the oscilloscope and how often you'll need to move it. Choose a form factor that fits your working environment and mobility needs.