FIR Filter Box
FIR Filter Builder
Design and implement finite impulse response (FIR) filters in the frequency or time domain. Select between predefined frequency response shapes, impulse responses, and window functions. Fine-tune in real time using intuitive visualization and control.
Available on
Learn more about the Moku FIR Filter Builder
The Moku FIR Filter Builder is easy to use and offers a range of advanced capabilities to optimize your experiment — at the most cost-effective price in the industry.
Key benefits of the Moku FIR Filter Builder
View your signal with built-in probe points
Use the built-in Oscilloscope to monitor signals throughout the signal path, and record data with the onboard Data Logger.
Try the software
Visualize your system and configuration in real time
Quickly design your filter’s frequency response using the interactive Bode plot by simply tapping and dragging the corner frequencies.
Select from preset filters or build your own
Choose from four frequency response shapes, five common impulse responses, and up to eight window functions, or load your own coefficients.
Add a filter stage to your custom test system
Deploy as a standalone instrument or integrate it with your test configuration in Multi-Instrument Mode for signal filtering or pre-emphasis.
Integrate with your preferred APIs
Automate with Python, MATLAB, and LabVIEW APIs for straightforward control of complex setups or repetitive tasks.
Engineered for demanding applications
Use the Moku FIR Filter Builder to accelerate development timelines with speed and flexibility unmatched by any other instrument in its class.
Custom filter design
Impulse response simulation
Noise filtering
Signal pre-emphasis
Delay generation
Integrates seamlessly with your tech stack
Specifications
The Moku FIR Filter Builder runs on Moku:Delta, Moku:Pro, Moku:Lab, and Moku:Go. Compare the specifications to choose the right device for your application.
 Moku:Delta |  Moku:Pro |  Moku:Lab |  Moku:Go | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Learn more | Learn more | Learn more | Learn more | |||||||||||||||||||||
Moku:Delta | Moku:Pro | Moku:Lab | Moku:Go | |||||||||||||||||||||
| Learn more | Learn more | Learn more | Learn more | |||||||||||||||||||||
| Technical specifications | ||||||||||||||||||||||||
| Channels | 4 | 4 | 2 | 2 | ||||||||||||||||||||
| Sampling rate | Up to 39.06 MHz | Up to 39.06 MHz | Up to 15.625 MHz | Up to 3.906 MHz | ||||||||||||||||||||
| Filter coefficients | Up to 14,819 | Up to 14,819 | Up to 14,819 | Up to 14,819 | ||||||||||||||||||||
| Input range | Up to 10 Vpp | Up to 40 Vpp | 1 Vpp or 10 Vpp | ± 5 V or ± 25 V | ||||||||||||||||||||
| Output voltage range | Up to 10 Vpp (50 Ω) | Up to 10 Vpp (50 Ω) | 2 Vpp into 50 Ω | ± 5 V into Hi-Z | ||||||||||||||||||||
| Integrated Oscilloscope | 313 MSa/s | 1.25 GSa/s | 500 MSa/s | 125 MSa/s | ||||||||||||||||||||
