Radio Electronics Magazine 03 March 1980

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Radio Electronics Magazine 05 May 1982

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Radio Electronics Magazine 07 July 1982

Radio Electronics Magazine 09 September 1982

Radio Electronics Magazine 10 October 1982

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Radio Electronics Magazine 01 January 1983

Radio Electronics Magazine 02 February 1983

Radio Electronics Magazine 01 January 1981

Radio Electronics Magazine 02 February 1981

Radio Electronics Magazine 03 March 1981

Radio Electronics Magazine 01 January 1982

Radio Electronics Magazine 03 March 1982

Radio Electronics Magazine 04 April 1982