EMA Channel basic version uses high and low 48 periods to find the region that acts as strong support (when price is above the channel) and resistance (when price is below the channel).
How to use this channel?
Prefer to buy above this channel and sell below the channel
Prefer to avoid trading when price is within the channel
Modified coppock curve along with 14EMA can be used by non-aggressive traders as per detailed rules explained in video on "Trading made easy with secret coppock curve"