1978 April     QST                                     p. 27
               Mycoder

1979 February  QST                                     p. 23
               A First-Class Touch-Tone Encoder

1980 March     QST                                     p. 34
               A Universal Touch-Tone Decoder

     October   QST                                     p. 20
               A CMOS Command Decoder for Repeaters and
               Remote Bases

1981 January   QST                                     p. 24
               The ARES Standard-Tone Alert System     4 pages

1982 January   QST                                     p. 25
               The DTMF "Easy-Ceiver"                  5 pages

     June      QST                                     p. 20
               Not Just Another Decoder                4 pages

1983 November  QST                                     p. 16
               A DTMF Easy Controller - With Security  6 pages

               QST                                     p. 35
               The London Tone Alert                   4 pages

1984 May       QST                                     p. 31
               The Nearly Ultimate Decoder             4 pages
             
1987 February  QST                                     p. 30  
               The Miniaturized, Simplified London     3 pages
               Tone Alert