Spirit Channeling

Acquisition
Signet of Capture:
 * Cho, Spirit Empath (Shenzun Tunnels)

Related skills

 * (elite)
 * (elite)

Energy gain
This presumes Spirit Channeling is cast as often as possible (activation + recharge time) before any activation/recharge time modifiers.

Related articles

 * Regen/Degen energy skills quick reference