This is a RARE reprint of anPhase Linear AudioBrochurefrom1979!It has information about the D-500, 700, 400, and 300, all series II. Very rare and hard to find!It has Features, Specs, and Information about the item(s). A piece of Audio History! I haveTHOUSANDS more Ads, Brochures,and Reviews on my eCRATER Store.Email with ANY questions, THANKS! -If you want FREE SHIPPING, I can email you a digital version of this file so you can view and print it at home.Please email me if you want it that after you buy.-Search for any brand you like on the left side in my Store Search bar. I have almostevery popular Audio brand! -Each Page is 8.5" by 11"-Shipping is $3 in the USA and $6 ANYWHERE else, I ship WORLDWIDE! Each additional item is only $1 more to ship!-As always, your satisfaction is GUARANTEED at Electronics Archives! If you are unhappy with any purchase, email and I will get you a resolution or a refund!-Email me with any questions, I put 10-20 new Ads and Brochures on my site EVERY DAY! THANK YOU!Powered by eCRATER . List your items fast and easy and manage your active items.