(WA302) Instrument Clip-on microphone (Beta 98H/C) Lavalier microphone (MX150, MX153, WL183, WL184, WL185) Headset microphone (WH30TQG) Cable, Instrument, 2-foot (0.7m), 4-pin Mini Connector (TA4F) with Right-Angle 1/4-inch Connector, used with Shure Wireless Bodypack Transmitters...
Positive pressure on microphone diaphragm (or positive voltage applied to tip of WA302 phone plug) produces positive voltage on pin 2 (with respect to pin 3 of low-impedance output) and the tip of the high impedance 1/4-inch output. ...