Ernst Leitz General Catalogue of Photo Equipment, Sept 1978, 15th ed F*S Books_And_Zines FM Multiplex circuit is a

FM Multiplex circuit is a Phase Look Loop IC (PLL-IC) which provides rock-stable stereo separation even with temperature changes

5cm // A [ B

the blades are very sharp

When you turn the sewing light on

Ernst Leitz General Catalogue of Photo Equipment, Sept 1978, 15th ed F*S Books_And_Zines FM Multiplex circuit is aAn Extraordinary Compendium of every product manufactured by E Leitz in 1978. Detailed descriptions, pictures and part model numbers. Includes the entire range of accessories for Leica R and M systems, projectors, enlargers, copiers, even binoculars. 310 pages. 5 1 4" x 8 1 2 in. format. FREE standard shipping to the 48 contiguous United States