Two marketing brochures for the Computer Signal Processsors, Inc. CSP-30 ultra fast 16-bit digital computer. One brochure, the more extensive one on which the table of contents is stamped "preliminary", describes the hardware, software, applications, and instruction set. Stapled inside the cover are two articles reviewing the system: Electronic Design 9, April 26, 1970, C36 and Electronics March 2, 1970. Catalog number 102640436 contains another copy of this document. The second more brief brochure describes the complete basic CSP-30 system.