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Donchian Channel

Donchian Channel tracks the highest high and lowest low of a lookback window, making breakout structure extremely obvious.

Indicator Guide
Breakout
Chart Overlay
trend

What it measures

Donchian Channel tracks the highest high and lowest low of a lookback window, making breakout structure extremely obvious.

Donchian Channels turn the recent range into obvious breakout rails. They are clean, brutal, and very good at exposing fake breakouts during replay.

Visual read

Donchian Channel is shown as a chart overlay: candles remain the source of truth, while the line or zone frames bias, stretch, or invalidation.

138119100PriceDonchian 20 rangeRolling highest high and lowest low breakout rails.20 high20 lowTimeConcept sketch only. CandleOps missions still resolve from real historical candle data.

Formula / construction

Donchian breakout channel
upper = highest high(n)lower = lowest low(n)middle = (upper + lower) / 2

Donchian Channels turn the recent range into obvious breakout rails. They are clean, brutal, and very good at exposing fake breakouts during replay.

How to read it in replay

Use it to frame range breaks, continuation entries, and failure swings. It is one of the cleanest tools for replay missions built around breakout discipline.

Donchian Channel turns the active range into a tactical boundary. A break is interesting only when volatility, candle acceptance, and follow-through agree.

What confirms the read

Donchian breaks matter more when ATR or momentum confirms that the move has room to travel.

Confirmation should be visible before the trade starts. If the indicator says one thing and raw candles reject that story, skip the mission or record it as a conflicted setup.

Default parameters in CandleOps

Period: 20

Replay drill

  1. Open a block of 10 to 20 missions and allow Donchian Channel to answer only one question: bias, timing, volatility, or participation.
  2. Before clicking Start Mission, write one sentence explaining what Donchian Channel says and one sentence explaining what raw price must do to confirm it.
  3. Keep virtual risk stable for the whole drill so the review measures decision quality rather than random sizing.
  4. After each mission, grade the Donchian Channel read as clean, early, late, conflicted, or irrelevant, then compare that grade with the payout and the revealed candles.

Failure modes and risk notes

A breakout line is not enough if the market is just grinding range-to-range without expansion.

Because Donchian Channel sits on the price chart, the common trap is treating a touch, cross, or flip as automatic permission. The safer rule is price first, indicator second, execution last.

The indicator should change the decision process, not decorate it. If it does not affect direction, invalidation, target placement, or the decision to skip, remove it from the active tactical handbook for that drill.

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Donchian Channel | CandleOps Indicator Guide