EQUATORIAL GUINEA, 5005, Radio Nacional de Guinea Ecuatorial, Bata, one month out of air. Not heard since  21 December in the early morning,  when it usually opened transmission at about 0515 with African, Afropop and Spanish songs,  at 0530 program "Panorama Nacional" and news bulletin at 0601, all in Spanish. Not heard either in the afternoon, when it usually closed transmission at about 1700.    Manuel Méndez Lugo, Spain