Bitcoin has returned to an extreme technical zone that has historically marked major cycle bottoms for the BTC price. According to crypto analyst @DurdenBTC, the Harmonic Oscillator has now printed its lowest possible reading, a level that previously preceded outsized one-year gains. The signal raises a direct question: Does history imply that Bitcoin is positioned to double from here? Bitcoin Harmonic Oscillator Signals BTC Price Could More Than Double A chart shared by the analyst highlights a striking signal for Bitcoin, showing the Harmonic Oscillator at -100, the lowest point on its long-term decaying price range, which spans from -100 to +100. This “Capitulation” zone marks periods when BTC trades far below its harmonic center and historical equilibrium, signaling extreme market pessimism. Related Reading: XRP Price About To Enter ‘Face-Melting Phase’, And The Target Is $27 Historically, every time the oscillator has hit this level—late 2011, early 2015, late 2018, March 2020, and late 2022—Bitcoin reached major cycle lows before entering strong upward trends. The chart quantifies this pattern, showing a median one-year return of +135% from the capitulation zone, with a 100% success rate across all recorded signals. For traders, this suggests that the BTC price could more than double over the next year if history repeats itself. The chart also contrasts other zones in the oscillator, illustrating the model’s cyclical reliability: the “Undervalued” zone historically produced +77% median returns, “Equilibrium” and “Overheated” zones delivered smaller gains, and the “Euphoria” band at the top often led to negative returns. In essence, the chart emphasizes that Bitcoin’s current capitulation reading may mark a rare opportunity for a major rally. By connecting extreme market lows with historically consistent gains, the oscillator provides traders a clear framework for anticipating BTC’s next potential cycle. Bearish Trend Model Meets A Generational Buy Signal Although the oscillator has a strong historical record, @DurdenBTC notes that his broader trend system currently leans bearish. This creates a tension between momentum-based trend signals and the oscillator, which indicates extreme undervaluation. The oscillator works on a damped harmonic model, where price moves around a rising long-term center line while volatility gradually compresses. Related Reading: XRP Daily Liquidity Is Pointing To A Rally To $4, Analyst Explains What’s Going On The chart shows Bitcoin trading below its harmonic center and fair value, with a negative deviation reinforcing the capitulation signal. A 90-day inset highlights a sharp drop to this lower boundary. Meanwhile, the two-year fair value estimate remains well above the current price, showing a significant gap between current levels and the modeled equilibrium. The oscillator also shows that cycle energy has reset to lower levels, similar to previous macro bottoms. Historically, these resets marked the shift from decline into accumulation phases. This does not mean price will immediately reverse, but statistically, readings like this have marked generational buying opportunities. While the analyst maintains a cautious stance aligned with the bearish trend, the -100 oscillator reading represents one of the most asymmetric setups in Bitcoin’s cycle history. Featured image created with Dall.E, chart from Tradingview.com
