Peavey
PV-8.5C
http://www.pete.demon.co.uk/circuits.html
misc Peavey schematics
http://www.blueguitar.org/new/schem/peavey/
Manual for $8.00
http://www.candisc.com/ranger/manuals3.htm
Operating Manual
http://www.peavey.com/media/pdf/manuals/80301760.pdf
Peavey Website
http://www.peavey.com/support/