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Smith Designer

Smith Designer
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Smith Designer

A simple and intuitive yet powerful Smith Chart tool

Play on PC with LDPlayer
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Smith Designer is developed and provided by A3DComm.

A3DComm
How to Download&Play Smith Designer on PC?
Last Updated: 2026-07-19
com.a3dcomm.aether.smith
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Run Smith Designer on PC with LDPlayer

Smith Designer is a Productivity application developed by A3DComm, but with the best Android emulator-LDPlayer, you can download and play Smith Designer on your computer.

Running Smith Designer on your computer allows you to browse clearly on a large screen, and controlling the application with a mouse and keyboard is much faster than using touchscreen, all while never having to worry about device battery issues.

With multi-instance and synchronization features, you can even run multiple applications and accounts on your PC.

And file sharing makes sharing images, videos, and files incredibly easy.

Download Smith Designer and run it on your PC. Enjoy the large screen and high-definition quality on your PC!

Smith Designer is a powerful and interactive Smith Chart tool for RF and Microwave professionals, students, and hobbyists. Design, analyze, and optimize impedance matching networks directly on your mobile device.

A Smith Designer Lite version is available.
Windows versions, Lite and full-featured, are also available.

Key Features:
• Interactive Smith Chart: Visualize impedance trajectories with real-time updates.
• Schematic Editor: Drag-and-drop interface for L, C, R, Transmission Lines (Physical/Electrical), Transformers, and S2P blocks.
• Amplifier Design: Overlay Gain Circles (Ga, Gp), Stability Circles, and Noise Circles to design LNAs and PAs. Unilateral conjugate match visualization.
• Real-Time Tuning: Tune components via sliders or by dragging points directly on the chart. Memory Traces let you compare before/after states.
• Auto Match: Automatically synthesize L-network matching circuits.
• Optimization: Gradient descent optimizer to fine-tune component values.
• Impedance Profiles: Define complex, frequency-dependent Source and Load impedances using S1P files.
• Box Zoom: Right-click and drag to zoom into specific regions of the Smith Chart.
• Data Explorer: Analyze RF data like never before. Import Touchstone (.sNp), MDIF, and Load Pull files. Visualize S-parameters, Noise Figure, and Load Pull contours on Cartesian, Polar, and Smith charts. Use the innovative Smith Tube 3D view to analyze load pull performance across frequency. View 3D antenna radiation patterns with interactive rotation and polar cuts.

Analysis & Simulation:
• Frequency Sweep: Plot S-Parameters, Return Loss, and Group Delay over bandwidth.
• Monte Carlo Analysis: Simulate manufacturing tolerances (Uniform, Gaussian, Triangular) to ensure design robustness. Supports frequency sweeps for bandwidth yield analysis.
• Load Pull Contours: Import multi-frequency Load Pull and MDIF files. Frequency interpolation (nearest, linear, cubic spline). Filled contours with 5 color maps. Reference/contour plane transforms through the matching network.
• Vendor Libraries: Import component models (S2P/Murata LPB) directly into your design.

Advanced Tools:
• Trace Designer: Full 2D Boundary Element Method solver for PCB transmission lines — Microstrip, GCPWG, Stripline, Differential, Coated, and Embedded variants. Multilayer substrates, trapezoidal traces, conductor roughness models, impedance synthesis, and E-field visualization.
• Analytical Line Models: Closed-form Z₀, loss, and synthesis for Coaxial, Parallel Lines, Twisted Pair, Microstrip, Stripline, Grounded CPW, Rectangular Waveguide, and Circular Waveguide.
• Transmission Line Models: Constant Phase, Electrical Length, and Physical models with loss and velocity factor.
• Resonator & Attenuator Designers: Built-in calculators for common circuit blocks.

Export & Share:
• Export professional PDF reports with schematics, charts, and plots.
• Export designs as SPICE netlists.
• Save high-resolution PNG/SVG images.

Perfect for RF engineering coursework, ham radio antenna tuning, and professional circuit design. Unlock the power of the Smith Chart in your pocket!

Contact:
For support or feature requests, please contact us.

(c) A3DComm
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Screenshots and Videos of Smith Designer PC

With LDPlayer, you can download and run Smith Designer on PC, simultaneously managing multiple apps and multiple accounts. Become a master of time management, balancing work and entertainment effortlessly.

How to Download and Run Smith Designer on PC

  • 1

    Download and install LDPlayer on your computer

  • 2

    Locate the Play Store in LDPlayer's system apps, launch it, and sign in to your Google account

  • 3

    Enter "Smith Designer" into the search bar and search for it

  • 4

    Choose and install Smith Designer from the search results

  • 5

    Once the download and installation are complete, return to the LDPlayer home screen

  • 6

    Click on the game icon on the LDPlayer home screen to start enjoying the exciting game