That fuse is used only if the mids and highs will be on the same channel.
If going active that fuse will not be used since the mids and highs will be on two different channels allowing the headunit or amp to cut out frequencies before hitting the speaker.
That fuse is used only if the mids and highs will be on the same channel.
If going active that fuse will not be used since the mids and highs will be on two different channels allowing the headunit or amp to cut out frequencies before hitting the speaker.