Education
Doctor of Philosophy, Yogyakarya State's Teaching College, Indonesia, 1989; Magister Teknik, Gadjahmada University, Yogyakarta, 1998.
lecturer writer electronics educator
Doctor of Philosophy, Yogyakarya State's Teaching College, Indonesia, 1989; Magister Teknik, Gadjahmada University, Yogyakarta, 1998.
Author, editor, contributor Ensiklopedi Nasional Indonesia Public, Jakarta, 1990-1991. Lecturer, researcher FPTK Institut Keguruan dan Ilmu Pendidikan Semarang, Indonesia, since 1991.
