OPEN-SOURCE SCRIPT
已更新 [blackcat] L3 Bull Channel

Level 3
Background
This is a bullish channel with spikes for long entries. Optimized for 4H time frame.
Function
This indicator places a fast and smooth lines into a channel for 4H time frame. The channel can work as overbought and oversould threshold for judgement. Also, the fast and smooth (green , red lines) will cross together and you can judge short term momentum with their cross status as golden cross or dead cross status.
For the color definitions:
Output upper_rail = 21-day [2-day weight] moving average of the highest price*1.05, draw upper_rail
Output lower_rail = 21-day [2-day weight] moving average of the lowest price*0.95, painted yellow
Output smooth_trend = 5-day [1-day weight] moving average of the lowest price, painted red
Output fast_trend = 2-day [1-day weighted] moving average of the closing price, painted green
Output swing_long = If fast_trend wears smooth_trend, return upper_rail*1.05, otherwise return smooth_trend, draw red
Output leader_long = If fast_trend wears upper_rail, return upper_rail*1.10, otherwise return lower_rail, draw orange
Remarks
Feedbacks are appreciated.
Background
This is a bullish channel with spikes for long entries. Optimized for 4H time frame.
Function
This indicator places a fast and smooth lines into a channel for 4H time frame. The channel can work as overbought and oversould threshold for judgement. Also, the fast and smooth (green , red lines) will cross together and you can judge short term momentum with their cross status as golden cross or dead cross status.
For the color definitions:
Output upper_rail = 21-day [2-day weight] moving average of the highest price*1.05, draw upper_rail
Output lower_rail = 21-day [2-day weight] moving average of the lowest price*0.95, painted yellow
Output smooth_trend = 5-day [1-day weight] moving average of the lowest price, painted red
Output fast_trend = 2-day [1-day weighted] moving average of the closing price, painted green
Output swing_long = If fast_trend wears smooth_trend, return upper_rail*1.05, otherwise return smooth_trend, draw red
Output leader_long = If fast_trend wears upper_rail, return upper_rail*1.10, otherwise return lower_rail, draw orange
Remarks
Feedbacks are appreciated.
版本注释
correct short labels版本注释
OVERVIEWThe L3 Bull Channel indicator is a comprehensive trading tool designed to identify bullish trends and potential entry points in financial markets. It employs weighted moving averages combined with dynamic rail systems to provide traders with precise buy and sell signals. The indicator uses multiple timeframes and sophisticated calculations to detect market momentum, making it particularly useful for both swing and breakout trading strategies.
FEATURES
• Dynamic Bullish Channel Formation:
Upper Rail: High-weighted WMA × 1.05
Lower Rail: Low-weighted WMA × 0.95
• Multi-Trend Analysis:
Smooth Trend Line: 5-period weighted MA
Fast Trend Line: 2-period weighted MA
• Advanced Crossover Detection:
Swing Entry Signals: Fast trend crosses smooth trend
Leader Entry Signals: Fast trend crosses upper rail
• Risk Management Tools:
Swing Entry Levels: Upper rail × 1.05
Leader Entry Levels: Upper rail × 1.10
Short Signal Identification
HOW TO USE
Setup: Apply the indicator on your desired chart timeframe.
Identify Trends: Monitor the colored trend lines for directional movement.
Entry Points:
Look for red "B1" labels indicating swing entries
Watch for yellow "B2" labels marking leader entries
Risk Management: Consider using the channel width as initial stop-loss guidance.
LIMITATIONS
⚠️ The indicator may generate false signals during choppy or sideways markets.
⚠️ Best suited for trending environments rather than ranging conditions.
⚠️ May require additional confirmation tools for optimal performance.
NOTES
🔄 Recommended for longer timeframes (Daily/Hourly).
📊 Results may vary based on individual strategy implementation.
🔧 Adjustable parameters available within the indicator settings.
开源脚本
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Avoid losing contact!Don't miss out! The first and most important thing to do is to join my Discord chat now! Click here to start your adventure: discord.com/invite/ZTGpQJq 防止失联,请立即行动,加入本猫聊天群: discord.com/invite/ZTGpQJq
免责声明
这些信息和出版物并不意味着也不构成TradingView提供或认可的金融、投资、交易或其它类型的建议或背书。请在使用条款阅读更多信息。
开源脚本
本着TradingView的真正精神,此脚本的创建者将其开源,以便交易者可以查看和验证其功能。向作者致敬!虽然您可以免费使用它,但请记住,重新发布代码必须遵守我们的网站规则。
Avoid losing contact!Don't miss out! The first and most important thing to do is to join my Discord chat now! Click here to start your adventure: discord.com/invite/ZTGpQJq 防止失联,请立即行动,加入本猫聊天群: discord.com/invite/ZTGpQJq
免责声明
这些信息和出版物并不意味着也不构成TradingView提供或认可的金融、投资、交易或其它类型的建议或背书。请在使用条款阅读更多信息。