Parameters
Overview
Section titled “Overview”BB has two parameters: Period (SMA lookback) and Multiplier (standard deviation multiplier).
BB Period
What It Controls: SMA lookback for middle band and standard deviation.
Default: 20 bars
How It Works:
- Lower values (5–10): More responsive, more signals
- Standard values (11–16): Balanced
- Higher values (17–25): Smoother, fewer signals
What Happens at Extremes
Timeframe Recommendations
| Timeframe | Recommended | Notes |
|---|---|---|
| 1-Hour | 14 | Standard |
| 4-Hour | 14–16 | Balanced |
| Daily | 14–21 | Position trading |
Multiplier
What It Controls: Number of standard deviations for upper/lower bands.
Default: 2.0
How It Works:
- Lower values (1.0–1.5): Narrow bands, frequent touches/breaks
- Standard (2.0): ~95% of price within bands
- Higher values (2.5–3.0): Very wide bands, rare touches (high conviction)
What Happens at Extremes
Multiplier = 1.5
- Price breaks bands frequently
- More signals but lower win rate
Multiplier = 3.0
- Price rarely touches bands
- Very high conviction when it does