Part="LM2902"> Low-Power, Quad-Operational Amplifiers, DIP-14/SOIC-14/SSOP-14Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling)Small Signal NPN Transistor, TO-92"/>
Http://datasheet.octopart.com/8120-RC-Bourns-datasheet-10228452.pdf L_CommonMode_Toroid Vertical series Radial.