This site is designed by and for
George Yefchak
A research scientist and programmer at Agilent Technologies in Santa Clara, George also conducts the South Bay Philharmonic, plays oboe in local community orchestras such as Nova Vista Symphony, and manages various web sites. His professional work concentrates on mass spectrometry, especially software user interfaces and algorithms used in development of next-generation mass spectrometer instrumentation.
Featured Links
- Overture to “The Wasps”
WATCH THIS ONE
- Suite from “The Natural” AND THIS ONE
- South Bay Philharmonic's Shelter-in-Place Performance #6
Tchaikovsky: 1812 Overture Finale - Gabriel's Oboe (on English horn)
- Nova Vista Symphony Members
Gordon Jacob: Old Wine in New Bottles, Mvt. I - Mikhail Ippolitov-Ivanov: An Evening in Georgia
- "PSO at Home" With members of Peninsula Symphony
Antonín Dvořák: Serenade for Winds, Mvt. I - "PSO at Home" With members of Peninsula Symphony
Antonín Dvořák: Serenade for Winds, Mvt. III - South Bay Philharmonic's Shelter-in-Place Performance #1
Beethoven: Scherzo from Symphony No. 4
- South Bay Philharmonic's Shelter-in-Place Performance #2
Strauss: Horn Concerto No. 1, Mvt. I - South Bay Philharmonic's Shelter-in-Place Performance #3
Vaughan Williams: English Folk Song suite, Mvt. I - South Bay Philharmonic's Shelter-in-Place Performance #4
Vaughan Williams: English Folk Song suite, Mvt. II - South Bay Philharmonic's Shelter-in-Place Performance #5
Vaughan Williams: English Folk Song suite, Mvt. III
Conducting Repertoire
- George's Conducting Repertoire
Pieces conducted by George in performance and/or rehearsal
Look / Listen
- Barber: First Essay for Orchestra
Googler Orchestra, December 7, 2023
- Mussogrsky: Night on Bald Mountain
Googler Orchestra, December 7, 2023
- Dvořák: Symphony No. 5 (highlights)
Nova Vista Symphony, February 18, 2023
- Wind Quintet, Op. 88, No. 2: I. Lento — Allegro moderato
from Silicon Valley Arts Coalition 2021 Virtual Arts Panorama - Shostakovich: Festive Overture
Nova Vista Symphony, February 29, 2020 - Dukas: Fanfare to Precede La Péri
Nova Vista Symphony, December 17 2019 - Mendelssohn: Hebrides Overture
Nova Vista Symphony, April 13, 2019 - The Pirates of Penzance—Act I excerpts
Bay Area Opera Collaborative, gender-swapped version, September 2018
- The Pirates of Penzance—Act II excerpts
Bay Area Opera Collaborative, gender-swapped version, September 2018 - Nancy Bloomer Deussen: American Hymn
Nova Vista Symphony, April 22, 2018
- Finlandia Flash Mob
August 27, 2017
- Google orchestra excerpts (Guest Conducting)
March 24, 2017
Strauss: The Blue Danube
and Tchaikovsky: Romeo and Juliet Overture-Fantasy - Nova Vista Symphony (Guest Conducting)
Conducting on April 23, 2016 - Saratoga Symphony (Guest Conducting)
Conducting on February 5, 2014 - South Bay Philharmonic (Debut)
Conducting SBP on November 20, 2009 - Playing Star Wars / Wearing Star Trek
Playing oboe on November 11, 2007 - Conducting Star Trek in Costume
with Nova Vista Symphony on January 8, 2005
Older Links
- Time-of-Flight Mass Spectrometry Demo
A simple explanation at a “science project” level - How Oboe Reeds are Made
Just an introduction, not a tutorial - Glossary of Rehearsal Terms
Words and phrases often heard in orchestra or band rehearsals
