For the annual celebration of Black History Month, WDCU-FM (90.1) has slotted 10 a.m. and 5 p.m. each weekday in February for a 30-minute reading from "The Life and Times of Frederick Douglass." Rowland Martin, director of the Center for Student Program Development at the University of the District of Columbia, will read the excerpts, starting today. On Sunday at noon, the station will air the Houston Grand Opera production of "Treemonisha" by Scott Joplin, followed by a poetry reading by actor Sidney Poitier . . .

WETA-FM (90.9) will take an innovative look at two black musical traditions this month. At 10 p.m. each Monday, various artists will discuss the ups and downs of their careers in a series titled "Unsung, Unheard: Black Concert Artists in America." It will be hosted by tenor George Shirley, who this Monday will talk with Marian Anderson, and is produced by Stanley Ware and Fred Calland. On Thursdays at noon beginning Feb. 7 and continuing Feb. 21, 28 and March 7, WETA will spotlight the experiences of black musicians in the armed forces. Thulani Davis, a poet and journalist, coproduced the "Fanfare for the Warriors" series for National Public Radio . . .

WAMU-FM (88.5) has scheduled "Fanfare" and "Twenty-Five Years Later," an NPR documentary on the last quarter-century of changes in the social, political and cultural life of America, for inclusion in its "Spirits Known and Unknown" program, Saturdays at 3:05 p.m. This wide-ranging program includes interviews with actor Louis Gossett Jr., former congresswoman Shirley Chisholm and psychiatrist Alvin Poussaint. "Twenty-Five" was produced locally by Donna Limerick; the executive producer is Frank Tavares and contributing producers are Verta Mae Grosvenor, Phyllis Crockett and Brenda Wilson . . .

Check out WHUR-FM (96.3) for its black history trivia quizzes, created by producer Patrick Ellis . . . WPFW-FM (89.3) has pulled together a calendar of documentaries and music features for the month. Today, independent producer Arnae presents Stevie Wonder.