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Category - Squawker PC Fast Scanner
Each profile can work as a Scanner (sweeping a range or list) or a Radio (a manual tune-anywhere VFO) — switched with the toggle […]
Fast Scanner supports these SDR devices, each with its own tuning range: Selecting and Rescanning Pick your device from the Radio dropdown […]
Each profile in Fast Scanner represents one physical (or virtual) SDR device, running independently in its own tab. Adding a Profile Click ➕ […]
Scanner mode sweeps in one of two ways, switched with the Frequency range / Custom list toggle. Frequency Range Set a Band (MHz) low […]
Multi Mode Has No Audio at All This is worth being clear about: Multi mode doesn’t play audio, cycle between […]
Squelch & Gain Filters All of these apply live while scanning — no need to stop and restart after changing […]
Type a frequency directly into the box and press Enter to tune immediately — you don’t need to click elsewhere first. When […]
Demodulation Mode Choose AM, NFM, or WFM on any radio. USB, LSB, and CW only appear for HF-capable hardware — SDRplay, AirspyHF, Fobos, or an RTL-SDR in direct-sampling […]
When using USB, LSB, or CW, a clarifier slider appears — a ±300 Hz nudge to the demodulated pitch that doesn’t change […]
This tab manages your own editable list of bands — name, Low/High frequency, step, and mode for each — separate from the […]
Two lists live here: Temporary (session-only — cleared when you close the app) and Permanent (saved to disk, persisting across sessions). Both show the […]
Custom Lists let you build a named, curated set of specific frequencies — useful for things like “everything relevant to […]
Any recording made with “● Record” ticked — in either Scanner mode (one file per transmission) or Radio mode (whatever’s […]
Switch to the Decodes tab to see results from Radio mode’s native digital decoders (see Native Digital Decoding in the Radio Mode category for […]
The grid uses the same three columns for every decoder, but what goes in them differs by type: The CRC […]
These are UKAFG’s own native decoders, built without relying on third-party decoder libraries. They vary in how much real-world testing […]