Active listening is a necessary and difficult part of musical study as you need to work to find recordings of proper role models. Your goal should be to develop a desired characteristic sound and style based on some of the great musicians of the 20th and 21st centuries. Below and attached you will find lists of several groups and soloists that epitomize the highest degree of performance in various idioms.
Violin
Anne-Sofie Mutter
Itzhak Pearlman
Issac Stern
Joshua Bell
Gil Shaham
Vadim Repin
Viola
Nora Romanoff
Tobias Lea
Cello
Pablo Casals
Yo-Yo Ma
Mstislav Rostropovich
Alisa Weilerstein
Bass
Edgar Meyer
Flute
Robert Langevin
Gareth Davies
Oboe
Liang Wang
David Theodore
John Mack
Sufjan Steven
Bassoon
Julie Price
George Zukerman
Dan Welcher
Clarinet
Stanley Drucker
Paul Meyer
Bass Clarinet
Eric Dolphy
Saxophone
John Harlet
Amy Dickson
French Horn
David Wakefield
Philip Myers
Trumpet
Wynton Marsalis
Alison Balsom
Philip Smith
Trombone
Arthur Pryor
Joseph Alessi
Michael Powell
Emory Remington
Christian Lindberg
Bass Trombone
Douglas Yeo
John Rojak
Charles Vernon
Euphonium
Steven Mead
Arthur W. Lehman
Tuba
Alan Bare
Scott Irvine
Arnold Jacobs
Percussion
Chris Lamb
Nebojsa Jovan Zivkovic
Benjiman Toth
She-e Woo
Please see linked PDF of artists and ensembles, along with the listed recommendations.
Big Bands
Vince Giordano and the Nighthawks
The Vanguard Jazz Orchestra
The Birdland Big Band
Louis Armstrong Eternity Band
The Afro Latin Jazz Orchestra
Male Vocals
Kurt Elling
Female Vocals
Diana Krall
Sophie Milman
Tenor Saxophone
Joshua Redman
Drums
Brian Blade
Stanton Moore
Ulysses Owens Jr.
Kendrick Scott
Upright Bass
Christian McBride
Piano
Christian Sands