Weinschel 1974 Microwave Measuring + Generation Instruments Product Catalog

Lucas Weinschel Engineering 1991 RF + Microwave Components + Instruments Catalog

Weinschel Engineering 1985/86 RF and Microwave Equipment and Components Catalog

Harris Corporation Pro Instruments RF and Microwave Catalog.

Weinschel 1996 Microwave + RF Compents + Instruments Catalog

Weinschel Engineering 1987 RF + Microwave Component Product Catalog

1973 Hewlett Packard Test Equipment Catalog - Oscilloscope, Signal Generator, RF

Lucas Weinschel Microwave + RF Components + Instruments Catalog