Describes and evaluates the basic hardware, peripheral devices, system software, graphics capabilities, operations, and other features of the low-cost Commodore VIC-20 color microcomputer system. Included are three simultaneous musical tones plus one noise generator. (JL)

This hardware review describes such innovative features of the Texas Instrument Portable Professional Computer as integrated color screen and option slots permitting customization as well as the physical unit (inside and out), its mass storage flexibility, and sturdiness. A comparison with the IBM PC Portable is included. (MBR)

Discusses features essential to good art software or paint systems and provides descriptions of 10 art software packages to illustrate range available to home computer artists--Complete Graphics System, E-Z Draw 3.3, Flying Colors, Graphics Magician, Micro-Painter, Paint, Paint Magic, Paint Master, Poor Man's Graphics Tablet, and Rainbow Graphics.…

Describes and evaluates the hardware, software, peripheral devices, performance capabilities, and programing capacity of the Sinclair ZX Spectrum microcomputer. The computer's display system, its version of the BASIC programing language, its graphics capabilities, and the unique features of its data entry keyboard are discussed. (JL)

Discusses print quality, speed, print modes, buffers, and character sets of daisy-wheel and dot-matrix printers; briefly reviews features needed to print graphics and color; and presents a chart listing over 30 typical daisy-wheel and dot-matrix printers for comparison of features and price. (MBR)

Outlines basic choices available in on-screen windowing systems which create separate areas or boxes on microcomputer display screens to simplify control of traditional computer applications. Systems described include Visicorp's Visi On, Microsoft Windows, Digital Research's Concurrent DOS, Quarterdeck's DesQ, Structured Systems' Window Master,…