_5_7AND__10V

Published:2009/7/16 23:30:00 Author:Jessie | From:SeekIC

Developed to meet power requirements of RTTY message generator having ITL and Numitrons requiring +5 V and MOS RAM requiring negative voltages. Diagram shows how to add 12-V storage batteries to prevent loss of programming if AC power fails momentarily.-B, Kelley, Random Access Memory RTTY Message Generator, Ham Radio, Jan.1975, p 8-15.



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