SOME 350 young pianists from Utah and Idaho will perform on Tuesday, Feb. 12, at 7 p.m. in a "monster concert" in Chase Fine Arts Center at Utah State University, Logan.

The event, being touted as "Monster Concert Goes Patriotic," will showcase young pianists in an evening of "spirited and uplifting music," according to Ralph Van der Beek, coordinator of USU's Youth Conservatory.The concert, featuring as many as 30 musicians at 10 pianos at one time on stage, is one of several fund-raising events sponsored by the Youth Conservatory. Proceeds support scholarships to the conservatory.

Tickets, available at the door, are $2.50, or $7 family. Group rates (for 10 or more) may by arranged in advance by calling 750-3018.

- PERCUSSIONIST DONALD K. KEIPP of the Weber State University performing arts faculty will give a faculty recital on Tuesday, Feb. 12, at 7:30 p.m. in the Allred Theatre, Browning Center for the Performing Arts.

The free performance will include a concerto for five timpani by Tharichen and a composition for marimba: Asabuki's "Fantasie a La Neige." These works will be accompanied by Diana Grueninger, pianist, and Michael A. Palumbo, violist.

The program will also feature a jazz quintet (Dave Eskridge, Kevin Johansen, David Feller, Lars Yorgason and Keipp) in works by Chick Corea, Dave Brubeck and Dave Grusin.

- TROMBONE VIRTUOSO CHRISTIAN LINDBERG will present a Performing Arts Chamber Series concert on Tuesday, Feb. 12, at 7:30 p.m. in the Madsen Recital Hall of the Harris Fine Arts Center, BYU.

Works for both solo trombone and trombone with electronic media include "Hautposaune" by Anders Hillborg, two 11th-century Gregorian chants from Klosterneuberg, John Cage's Solo for Sliding Trombone, and the Sequenza V in Memory of the Clown "Glock" by Luciano Berio.

Tickets ($6 with valid BYU I.D. or $7 without) are available at the BYU music ticket office, 378-7444. Lindberg will also present a free lecture/

demonstration on Tuesday at 1 p.m. in Room E-400 of the fine arts center.

- EXPERIMENTAL WORKS by students of electronic music composition will comprise a program in Gardner Hall Room 200 at the University of Utah, Tuesday, Feb. 12, at 8 p.m. Admission is free. About 16 works, some by experienced composers, some the first works of students, will be performed. Tracy Peterson teaches the electronic music lab.

- VIOLIST AND RECORDING ARTIST DONALD McINNES will present a master class at BYU Feb. 12 at 5 p.m. in E-250 Harris Fine Arts Center. The class is free with BYU I.D., $5 without.

McInnes is a professor of viola at the University of Southern California and maintains a busy concert schedule.

His active recording schedule includes works on Columbia, RCA, Deutsche Grammophon and EMI, and he has appeared with the New York Philharmonic, Orchestre Nationale de France, Pittsburgh Symphony, Zurich Chamber Orchestra, Mexico Philharmonic and the Symphonies of Boston, Pittsburgh and Toronto among others.

- LAWRENCE GREEN, guitar instructor at BYU, will offer a free classical guitar recital on Wednesday, Feb. 13 at 7:30 p.m. in the Madsen Recital Hall, Harris Fine Arts Center.

The program will include "Madronos" by Federico Moreno-Torroba, Bach's Suite in G Major, and his own composition, Variations on the Hymn Tune "Kingsford;" also Servillana, Op. 29 by Joaquin Turina. Green will perform on a guitar built especially for him by Ken Stika of Provo, using spruce wood from above Heber City."

- A NEW WORK staged by New York dancer-director Melanie Slater will highlight this year's Dance in Concert with the BYU modern dance division Feb. 13-16.

Performances will be nightly at 7:30 p.m. in the Pardoe Theatre, Harris Fine Arts Center. Tickets at $5, or $4 for the BYU community, senior citizens and children, are available at the BYU drama ticket office, 378-3875.

Slater's work for the BYU dancers, "Threshold," is performed with three free-standing doorways. "I think of doors as metaphors for transformation," she said. "There are lots of circles and passings in the piece, with dancers moving through each other's arms and each other's lives. It represents moments of passage and cycles of growth and pain."

She has danced professionally with such ensembles as Hannah Kahn Co., Rita Jaroslow and Dancers, June Anderson and the Mimi Gerard Dance Theatre, and choreographed for numerous school and professional dance groups.

Other works on the annual concert include "Cerebration," by Impulse, BYU's dance improvisation company and Sara Lee Gibb's "Spellmaker," featuring readings by BYU poet-in-residence Leslie Norris to original music by Rick Chitwood; also Kathie Lee Debenham's "Gentle Seasons," Kathleen Sheffield's light-hearted "Under the Weather," and "Blue Horses" by Ririe-Woodbury's Keith Johnson. Caroline Prohosky's "Wed to Thine Evening's Gaze" is an 18th-century evening of dreams and romance, and "Illusory Framework," a complex collaboration by choreographer Marilyn Berrett, composer Rick Chitwood and designer Michael Handley.

- THE JOSEPH HOLMES CHICAGO DANCE THEATRE will entertain on Wednesday, Feb. 13, as a feature of Utah State University's Cache Performances. Their concert will be at 8 p.m. in the Chase Fine Arts Center, Logan. Tickets at 12, $7 youth, or $2 USU students, are available in advance at the USU ticket office in the Spectrum, or at the door.

Holmes founded his dance theater in 1974 and directed it for 12 years until his death. Randy Duncan became artistic director in 1986. Duncan has twice won Chicago's Ruth Page award for outstanding choreography of the year. The company tours widely.

Their Logan program will include "Medley" by Keith Lee, a musical and dance tribute to the late Marvin Gay, using seven of his songs; "Turning Tides," by Duncan, dedicated to Holmes; "Delta," and "Women's Work."

- SOPRANO LILA STUART will sing a recital in the Harris Fine Arts Center, BYU in Provo, on Thursday, Feb. 14 at 7:30 p.m. Admission is free.

- DAVE SAMUELS, one of the country's top percussionists and vibraphone/marimba player with Spyro Gyra, will be featured guest soloist with the University of Utah's award-winning Percussion Ensemble, Douglas J. Wolf conducting, on Friday, Feb. 15, at 8 p.m. in Gardner Hall on the U. campus.

Samuels also has two recent solo recordings from MCA and has been recognized by both critics and jazz fans for his strong, creative imagination and fresh new sound. Admission is $5 for adults and $3 for students.

- THE BEL CANTO CHOIR of Madison High School in Rexburg, Idaho, will perform in the Assembly Hall on Temple Square, Friday, Feb. 15 at 7:30 p.m. With Robert Keith Briggs conducting, their program will range from American folk songs to classical Mozart. Admission is free.

- CATHERINE CANNON, harpist and 1990 Presidential Scholar in the Arts, will give a free recital on Saturday, Feb. 16 at 7:30 p.m. in the Assembly Hall. Her program includes compositions of John Parry, Gabriel Pierne, G.F. Handel, Marcel Tournier, Carlos Salzedo and Maurice Ravel.

Catherine won first place in the American Harp Society's 1987 competition, was a Sterling Scholar finalist, and first runner-up in Utah's Young Woman of the Year scholarship program (formerly Junior miss). She was also a winner in last year's National Foundation for Advancement in the Arts Competition, which qualified her for Presidential Scholar competition. She is a continuing her studies at the University of Utah.

- PIANO FACULTY AND STUDENTS of BYU will present the fifth annual BYU Piano Festival Saturday, Feb. 16, in the Harris Fine Arts Center.

Workshops, master classes and lectures for keyboard students and teachers will be conducted during the all-day festival, and outstanding students will cap off the day with performances. The American Piano Quartet, composed of BYU piano faculty members Paul Pollei, Jeffrey Shumway and Mack Wilberg, and Del Parkinson, a member of the Boise State University faculty, will perform also.

"We have classes for everyone, from beginners to advanced," said Carmen Hall, president of the BYU chapter of the Utah Music Teachers Association, sponsor of the festival.

Admission is $15 ages 8-18, $40 for a family of three or more, and $10 for piano teachers. Preregistration is required. For information, contact BYU Conferences and Workshops, 147 Harman Building, Provo, UT 84602, 378-7692.