Koenigstuhl Radio Station, 1980 (Source: Jeff Zabriskie) Operations Bldg (L to R): AFN TV transmitters (or possibly radio relays); AN/FRC-80’s in the middle (left - was Donnersberg link, middle - Seckenheim link, right - Karlsruhe. Sign above Donnersberg cabinet reads: Donnersberg Link - M308; Equip - MR300; Distance - 63.7 KM; Power - 1 Watt; Capacity - 192 channels; (remainder is illegible). (Cabinets on the right, behind the FRC-80's, are the rear of the FRC-162's)