User guide
3
Thank you for selecting the SP20 as part of your music 
listening system. The engineers and designers at Audio 
Research have spent countless hours of listening and 
testing to create a preamplier of the highest caliber for 
music reproduction. The SP20 has been designed to 
provide you many years of playback.
Please take a few minutes to read through this guide 
to help you better understand and optimize your new 
preamplier. If you have any questions regarding the 
operational functions, contact your dealer or distributor 
for assistance.
Sit back and enjoy your new preamplier and the 
enhancements it will bring to your system. The SP20 will 
bring new life to your entire music collection. 
Happy listening!
Preface










