Level: 2
Background
John F. Ehlers introuced Truncated BandPass (BP) Filter in Jul, 2020.
Function
In Dr. Ehlers' article “Truncated Indicators” in Jul, 2020, he introduces a method that can be used to modify some indicators, improving how accurately they are able to track and respond to price action. By limiting the data range, that is, truncating the data,...
![ETHUSD: [blackcat] L2 Ehlers Truncated BP Filter](https://s3.tradingview.com/m/MVYfw93s_mid.png "[blackcat] L2 Ehlers Truncated BP Filter")
