IBM duly announced late Thursday that would buy for cash the technical and operational assets of PacTel Spectrum Services from Pacific Telesis Group, San Francisco (CI No 894). Companies, a subsidiary of Pacific Telesis Group. Spectrum provides services for isolating failures between customers’ communications equipment and the interconnecting network using remote test equipment at user locations, and will become a part of IBM’s National Service Division. Existing management will stay on and IBM has offered posts to the service development and operations staff. Completion is set for end of April.