TY - BOOK ED - naser center for electronic studies. TI - jvc : : HR 7700E, HR 7600MR, HR 4100E, HR 3330E, HR D111 / U1 - 621.389 PY - 1992///. CY - cairo : PB - naser center for electronic studies, KW - video cassette. KW - electronic engineering. ER -