This AM synchronous detector was described in Fall 1994 issue of Comm
Quarterly. I bought parts for two of these and this sale is for the 2nd
partial kit. The heart is the Motorola MC13022 AM stereo decoder chip. I am
selling: The FAR Circuits Board, Motorola IC MC13022, LM311 IC ,The shielded
variable inductors, Tantalum caps, PC mount test points, Copy of the
article. The remaining parts are generic transistors (TWO 2N3904), caps,
resistors etc. $35 shipped CONUS USPS