TY  - GEN
AU  - HORN, DELTON T.
TI  - 49EASY ELECTRONIC PROJECTS FOR THE 556 DUAL  TIMER/ 
U1  - 621.381 H67 
PY  - 1991///
CY  - BLUE RIDGE SUMMIT, PA.: 
PB  - TAB BOOKS
KW  - 1.MULTIVIBRADORES
N1  - INCLUYE INDICE
ER  -