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Squawk & trading sounds

Volume modes and every threshold

Understand what each volume mode measures and how to control the density of sound.

Individual and rolling modes

Individual trade uses the size of each execution. Rolling time window sums captured executions over Window (ms). Rolling volume at price groups executions at the current price inside that window. Nearby price volume adds activity within Nearby price range (ticks). These modes summarize executions, not resting orders.

Adaptive and profile modes

Adaptive trade intensity compares size with a smoothed average; Sensitivity and Smoothing affect its response. It is separate from automatic alert thresholds. Captured volume profile accumulates volume at price from monitoring start. Relative profile volume compares activity with that captured distribution. Analysis lookback controls retained context. Neither captured profile is a guaranteed complete exchange session.

Size and timing controls

Minimum trade size, Maximum audible trade size and Audible trade side filter ordinary trade sounds and spoken trades, not the underlying analytics. New price only reduces repeated-price cues. Sound interval limits ordinary tone frequency. Alert cooldown spaces alerts. Voice interval limits spoken updates. Shorter intervals are more detailed but can make the tape harder to follow.

Alert thresholds and switches

Large trade threshold measures a single print. Volume surge threshold measures accumulated activity in the configured window. Imbalance ratio compares classified buy and sell activity. Volume alerts is the master switch for large prints, surges and imbalance, each of which also has its own switch. Delta and fast-tape switches are independent. Alert sounds controls audible alert tones; inspect the event log alongside audio.

A practical manual example

Choose thresholds after observing the same contract and session. Templates are starting points, not a promise that a particular size is unusual.

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