*The complete reference companion for all Electron owners* All Electron enthusiasts will find *The Companion* an invaluable guide to the world of this compelling micro, whatever their experience and expectations. It is both a guide to the inbuilt capabilities of the Electron (covering the user of BASIC, machine code, the operating system and Assembly language for advanced programming), and an exploration of the expansion possibilities of this superb machine. Extensive appendices provide sample programs demonstrating the full use of the Electron's numerous facilities. Graphics, sound, word-processing and peripherals, games and utilities are all described, explained and analysed enabling the user to unleash the full explosive power of the Electron. Jeremiah Jones and Geof Wheelwright have combined their computing expertise to provide an essential reference work which reveals the amchine from the inside out, provides an overview of the available software and peripherals, and answers the many queries about the Electron's potential power.