DYNAMIC BAND PASS VELOCITY Trading Guide

The Dynamic Band-Pass Velocity is a quantitative technical analysis tool. Dynamic Band-Pass Velocity (DBPV) A premium DSP indicator combining: 1. John Ehlers' Homodyne Discriminator: dynamically measures dominant cycle period (T).

What does the indicator show?

• Market Structure & Momentum: Visualizes prevailing trend directions and key reversal zones.
• BUY / SELL Signals: Highlights confirmed entry and exit opportunities based on quantitative rules.
• Dynamic Boundaries: Provides adaptive levels for managing trade risk and reward expectations.

Key Settings

• Lookback Period (length): Controls the calculation period and sensitivity for market detection.
• Band-Pass Bandwidth (bandwidth): Controls the calculation period and sensitivity for market detection.
• Threshold Multiplier (thresholdMult): Controls the calculation period and sensitivity for market detection.
• Ease Component Weight (easeWeight): Controls the calculation period and sensitivity for market detection.
• Dynamic Smooth Ratio (smoothRatio): Controls the calculation period and sensitivity for market detection.
• Min Cycle Period (minPeriod): Controls the calculation period and sensitivity for market detection.
• Max Cycle Period (maxPeriod): Controls the calculation period and sensitivity for market detection.
• Source (source): Controls the calculation period and sensitivity for market detection.
• Bullish Easy (bullEasy): Controls the calculation period and sensitivity for market detection.
• Bullish Strong (bullStrong): Controls the calculation period and sensitivity for market detection.
• Bearish Easy (bearEasy): Controls the calculation period and sensitivity for market detection.
• Bearish Strong (bearStrong): Controls the calculation period and sensitivity for market detection.
• Upper Threshold (upperBand): Controls the calculation period and sensitivity for market detection.
• Lower Threshold (lowerBand): Controls the calculation period and sensitivity for market detection.
• Zero Line (zeroLine): Controls the calculation period and sensitivity for market detection.
• DBPV Value (dbpv): Controls the calculation period and sensitivity for market detection.
• Upper Band (upperBand): Controls the calculation period and sensitivity for market detection.
• Lower Band (lowerBand): Controls the calculation period and sensitivity for market detection.
• Oscillator Value (dbpv): Controls the calculation period and sensitivity for market detection.
• Strong Bull Impulse (isStrongBullImpulse): Controls the calculation period and sensitivity for market detection.
• Strong Bear Impulse (isStrongBearImpulse): Controls the calculation period and sensitivity for market detection.
• Bullish Easy Movement (isBullEasy): Controls the calculation period and sensitivity for market detection.
• Bearish Easy Movement (isBearEasy): Controls the calculation period and sensitivity for market detection.
• Bullish Strong Movement (isBullStrong): Controls the calculation period and sensitivity for market detection.
• Bearish Strong Movement (isBearStrong): Controls the calculation period and sensitivity for market detection.
• Adaptive Cycle Period (adaptivePeriod): Controls the calculation period and sensitivity for market detection.

How to use Strategy Parameters (Condition Source)

Within the Strategy Tester module, this indicator can be used both as a direct signal source and as a market-state filter.

1. Signal Events

• isStrongBullImpulse - Strong Bull Impulse event signal.
• isStrongBearImpulse - Strong Bear Impulse event signal.
• isBullEasy - Bullish Easy Movement event signal.
• isBearEasy - Bearish Easy Movement event signal.
• isBullStrong - Bullish Strong Movement event signal.
• isBearStrong - Bearish Strong Movement event signal.

2. Filters and Trade Levels

• length - Lookback Period value used for structural qualification or thresholds.
• bandwidth - Band-Pass Bandwidth value used for structural qualification or thresholds.
• thresholdMult - Threshold Multiplier value used for structural qualification or thresholds.
• easeWeight - Ease Component Weight value used for structural qualification or thresholds.
• smoothRatio - Dynamic Smooth Ratio value used for structural qualification or thresholds.
• minPeriod - Min Cycle Period value used for structural qualification or thresholds.
• maxPeriod - Max Cycle Period value used for structural qualification or thresholds.
• source - Source value used for structural qualification or thresholds.
• dbpv - DBPV Value value used for structural qualification or thresholds.
• upperBand - Upper Band value used for structural qualification or thresholds.
• lowerBand - Lower Band value used for structural qualification or thresholds.
• dbpv - Oscillator Value value used for structural qualification or thresholds.
• adaptivePeriod - Adaptive Cycle Period value used for structural qualification or thresholds.

Strategy Example: Enter Long when buySignal is true and trendFilter == 1, ensuring trades align with dominant momentum.