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O'Sullivan, D. F.; Hall, F. J. – 1972
In 1972 there were 33,000 Telex installations in the United Kingdom with 240,000 predicted by 1983. The feasibility of using these Telex systems for on-line accession of computer based information systems was investigated in this report. Comparisons between the Telex system and the Teletypewriter or Teleprinter system now in use reveal that the…
Descriptors: Computer Oriented Programs, Cost Effectiveness, Equipment Evaluation, Feasibility Studies

Radford, D. T. – Physics Education, 1977
Describes the operating characteristics and cost of chart recorders available in Great Britain. (SL)
Descriptors: Equipment, Equipment Evaluation, Instruction, Laboratory Equipment
Thompson, David; Johnson, J. D. – Special Education, 1971
The use of a teaching machine in working with physically handicapped retarded children is discussed. (CD)
Descriptors: Equipment Evaluation, Exceptional Child Research, Mental Retardation, Multiple Disabilities

Tebbutt, M. J. – Physics Education, 1977
Describes d.c. amplifiers available through English manufacturers and laboratory experiments which can be performed with them. (SL)
Descriptors: Electronic Equipment, Equipment, Equipment Evaluation, Instruction