00281nam a2200097Ia 4500008004100000082002100041100004400062245002900106260003800135300001000173240817s9999    xx            000 0 und d  a621.3815 E1 25,p  aEditerial Board of Electronics Hobbyist 0aPractical timer projeots  c1995a New Delhib BPB Publishing  a68 p.