“Wireless Diagnostics” is a builtin signal monitoring app.
- Press the option key and click on the Wifi icon in the task bar.
- Select “open wireless diagnostics.”
- Diagnostic screens are accessed from the Window menu.
More information from Apple: https://support.apple.com/en-us/HT202663
Using the “tremolo project” from Designing Sound (In Mac OS 9).
Use instructions in c74 wiki – not the ones from Designing Sound:
But you’ll need the gen~ code and patch from this blog: