ocr: Press any key to - 9 pin "D type socket. Quit. - = - - - - - 010 D1 TP1 - R1 - - - - - - - - - - - - - - - - - - - - - - . - VR1 R2 - - I D WI TP2 SK1 OPHONO SUCKEIT - - R3 5 - VR2- - En TP3 90 R4 a - FD2 - - 30 ate Logic Probe Circuit using the Games Portr as the input source. This is a simple NON Linear Analogue to I Digital Converter using POTY of Port 2 only. ( B.Walker, (GOLCU).