Symphony Silicon Valley, hot on the heels of a Ravel blowout and its new Broadway in Concert series, finishes a very busy October with a pairing of Copland and Beethoven this weekend. Conductor Alasdair Neale will oversee guest pianist from Argentina Ingrid Fliter's star turn on Beethoven's Piano Concerto no. 1. Copland will be represented with his Billy the Kid Suite and Old American Songs Parts 1 & 2. Thursday (Oct. 22) at 7:30pm, Saturday (Oct. 24) at 8pm and Sunday (Oct. 25) at 2:30pm; California Theatre, 345 S. First St., San Jose; $39–$75; 408.286.2600.

Stanford's lovely Memorial Church is a perfect setting for the celestial vocals of the female quartet Anonymous 4, experts at liturgical polyphony from centuries past. For a concert called "Secret Voices: The Sisters of Las Huelgas: Music of 13th-Century Spain," the group highlights the musical contributions of women in the Gothic era. The selections are taken from compositions done for a Spanish convent near Burgos. This evening is part of Stanford Lively Arts; it will be preceded at 7pm by a talk by faculty member William Mahrt. Wednesday (Oct. 21) at 8pm; Memorial Church, Stanford; $10/$40; 650.725.ARTS.

The opening concert of the Palo Alto Philharmonic season celebrates all things Hungarian, with Hungarian guest cellist Csaba Onczay, who will perform Dohnányi's Konzertstück for Cello and Orchestra. Onczay is a recipient of the Kossuth Prize, the main award for performing artists in his country. Lee Actor handles the conducting duties for Béla Bartók's Hungarian Sketches; Thomas Shoebotham will lead the orchestra in Zoltán Kodály's Hary Janos Suite, which is distinguished (to Western ears anyway) by the appearance of a cimbalom, the Hungarian version of the hammer dulcimer. Saturday (Oct. 24) at 8pm; Cubberley Theatre, 4000 Middlefield Road, Palo Alto; $8/$15; www.paphil.org.

Also on the peninsula, the Palo Alto Chamber Orchestra welcomes violinist Jeremy Cohen, founder of Quartet San Francisco. Skilled in both jazz and classical violin, Cohen will be on hand for the debut of his jazz violin concerto. The program also features Respighi's Ancient Airs and Dances and Chamber Symphony (based on the String Quartet no. 8 by Shostakovich). Saturday (Oct. 24) at 8pm; Albert and Janet Schultz Cultural Hall, 3921 Fabian Way, Palo Alto; $15; 650.856.3848.

The Winchester Orchestra goes Italian for the weekend with selections from favorite operas by Rossini, Puccini, Verdi and more. The vocalists are soprano Krista Wigle and tenor Joseph Meyers. Henry Mollicone conducts. Saturday (Oct. 24) at 7:30pm; West Valley College Theater, 14000 Fruitvale Ave., Saratoga; also Sunday (Oct. 25) at 7pm; Trinity Episcopal Cathedral, Second and St. John streets, San Jose; tickets are $7–$18; 408.866.5302.

To take the chill off fall, the Ohlone Wind Orchestra presents some rousing show tunes and popular concert works on Sunday. The composers represented in the program range from John Williams to Wagner. Sunday (Oct. 25) at 2pm; Smith Center at Ohlone College; 43600 Mission Blvd., Fremont; $10/$15; 510.659.6031.

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