This conceptual circuit is provided for those who have asked how to construct their own version of the ABX Audio Chamber of Horrors. The current sources were approximated by 4,700 Ohm resistors. Full credit for this circuit belongs to: Walter G. Jung, Mark L. Stephens, Craig C. Todd, "An Overview of SID and TIM, Part II", Audio, vol 63, no 7 (July 1979) p.42. |