RF measurements beside the circuit
RF work should not be buried behind a generic chart. The page explains the measurement workflow directly.
- S-parameter traces
- Return and insertion loss
- Gain and stability metrics
- Target-frequency markers
RF analysis
RF S-parameter analysis workspace
Inspect S11, S21, S12, S22, return loss, insertion loss, stability, gain, and marker-driven RF measurements in Tersa EDA.
S-parametersS11S21return lossinsertion lossRF markers
Ports
1-port / 2-port
Traces
S11-S22
Views
rectangular + Smith
Schematic
Capture, ports, labels, reusable sheets, and touch-friendly editing.
Plots
Waveforms, measurements, markers, RF traces, and tuning feedback.
RF
S-parameters, return loss, insertion loss, Smith chart, gain, and stability.
Tuner
Tune components and compare response changes without leaving the workspace.
Connected to Smith chart inspection
The RF route links directly into Smith chart analysis for impedance and matching work.
- Inspect S11 and S22 trajectories
- Review impedance movement over frequency
- Keep markers and plots in the same workflow
- Tune values and compare responses
Related engineering routes
Continue the workflow
ECAD workspace
Online ECAD schematic editor
Create circuit schematics, run SPICE-compatible analysis, inspect S-parameters and Smith charts, and tune component values across tablet and desktop.
Simulation
SPICE-compatible circuit simulator
Prepare analog circuits for AC and transient analysis, inspect waveforms, add measurements, and tune component values in the Tersa EDA workflow.
Smith chart
Smith chart inspection and RF matching
Use Smith chart views to inspect impedance trajectories, S-parameter behavior, return loss, matching targets, and component tuning effects.
Tool directory
RF and analog engineering tools
Explore Tersa EDA tools for schematic editing, SPICE-compatible simulation, S-parameter analysis, Smith charts, RF measurements, and component tuning.
Related workflows
Continue the RF design path
Move between matching theory, a practical Tersa workflow, S-parameter analysis, and Smith chart inspection.
RF engineering guide
RF impedance matching from load to verified response
Learn a repeatable RF impedance matching workflow using complex impedance, S11, return loss, Smith charts, reactive networks, and bandwidth checks.
Application workflow
Tune an RF matching network in Tersa EDA
Follow a practical Tersa EDA workflow: prepare RF ports, run an S-parameter sweep, inspect S11 on a Smith chart, tune L and C, and verify bandwidth.
RF engineering library
RF design and circuit simulation guides
Practical material about impedance matching, S-parameters, Smith charts, frequency response, and repeatable RF tuning workflows.
FAQ
What S-parameters are supported?
The workflow is positioned around S11, S21, S12, and S22.
Is this only for RF engineers?
It is RF-focused, but useful for analog designers who need quick frequency-response and matching checks.