The NTE2938 from NTE Electronics is a Junction Field Effect Transistor (JFET) with Drain Saturation Current -1.5 to -20 mA, Gate Source Voltage 30 V, Drain Source Resistance 300 Ohm, Gate Current 50 mA, Gate Reverse Current 1 nA. Tags: Through Hole. More details for NTE2938 can be seen below.