Try the Monster Retro stuff. The ONLY time you'll hear me recommend this company(unless someone is a mass-fi person). But when I heard it, the first thing that came to my mind was vintage McIntosh(tube). Exactly what you're looking for. Sunny and warm to say the least. Not cheap though.
speaker cable
i have a mc275 amp and a C22 pre amp with Silverline Sonata speakers what are the best spearker wire for me I do like a Full,Warm sound HELP!!! PLEASE!!!!!!!!!!!!!!!!