Sigmira

by Steven Harlowv1r17

Last updated Jun 8, 2026

Software Defined Radio application offering real-time wideband spectrographic, waterfall, and phase plane displays

Install with winget

$ winget install --id StevenHarlow.Sigmira --exact --version 1r17

Run in Command Prompt, PowerShell, or Windows Terminal. Prompts for any agreements.

Silent install command for Sigmira

Sigmira uses EXE (NSIS). The silent install switches are /S.

One-line silent install (x86)

sigtools_1r17_installer.exe /S

See the full silent install reference for Sigmira →

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About

Software Defined Radio (SDR) application offering real-time wideband spectrographic, waterfall, and phase plane displays. It also demodulates various military, utility, commercial, and ham radio signals.

Installers · v1r17

Architecture	Type	Scope	Install	Download
x86	EXE NSIS	-		Direct

Copy a command tailored to that specific architecture, type, and scope - useful when winget would otherwise pick a different default.

Security

No known CVEs for Sigmira.

Coverage is best-effort and depends on a winget package mapping to an NVD CPE entry. Absence here is not a guarantee of safety.

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More from Steven Harlow or browse SDR, radio, spectrographic.

Frequently asked questions

How do I install Sigmira on Windows?

Open Windows Terminal, PowerShell, or Command Prompt and run: winget install --id StevenHarlow.Sigmira --exact --version 1r17. winget downloads the installer from Steven Harlow and runs it. Requires Windows 10 (1809+) or Windows 11.

How do I install Sigmira silently for unattended deployment?

Add --silent and accept the agreements upfront: winget install --id StevenHarlow.Sigmira --exact 1r17 --silent --accept-package-agreements --accept-source-agreements. This is the variant Intune, Configuration Manager, and other deployment tools should use.

What are the silent install switches for Sigmira?

Sigmira uses EXE (NSIS). Run the downloaded installer with: sigtools_1r17_installer.exe /S. The silent switches are /S.

How do I uninstall Sigmira via winget?

Run: winget uninstall --id StevenHarlow.Sigmira --exact. Add --silent for unattended uninstalls. winget will use the registered uninstaller from Sigmira's Apps & Features entry.

Is Sigmira free?

Sigmira is distributed under Freeware. Refer to the publisher (https://www.saharlow.com/technology/sigmira/) for the full license terms - Wingetly itself does not charge for installation.

Does Sigmira work on Windows 10?

Yes, as long as your Windows 10 build supports winget (1809 or newer). winget ships with App Installer on Windows 10/11 and pulls Sigmira directly from the publisher.

How do I keep Sigmira up to date?

Run winget upgrade --id StevenHarlow.Sigmira --exact, or winget upgrade --all to update everything winget tracks. We index 1 version of Sigmira from microsoft/winget-pkgs.