Weinschel 1966 Precision Coaxial Devices & Microwave Instr. Condensed Catalog.

Dow-Key Microwave Switches & RF Coaxial Relays Product Guide Catalogue

HP Hewlett Coaxial ~ Waveguide Catalog & Microwave Measurement Handbook 1975-76

*LL* Thomson Composants Microwave Tubes & Devices Catalog (BOOK1058)

RCA RF and Microwave Devices Sales Catalog

Lucas Weinschel Microwave + RF Components + Instruments Catalog

WEINSCHEL ENGINEERING MODEL PB-1B PRECISION RF POWER BRIDGE MANUAL 33A1-7-115-1

Weinschel Engineering 430A Sweep Oscillator Operation & Service Manual IM95R1-75