Curve tracer christmas calendar 6 – Depletion mode FET (J-FET) Todays curve is a J310, a depletion mode J-FET. J310 Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Like Loading... Author: Thomas S. Knutsen Electronics engineer with interests in RF and analog electronics. View all posts by Thomas S. Knutsen