I've had good luck with Bogen 3025 heads in the past. I currently use one a monopod and they're very inexpensive:

http://www.ebay.com/itm/Bogen-Model-...item232a31e17f

I just looked to see if they're still floating around and spotted this right away. The compromise of compactness leaves small tightening knobs but I never really felt it was that difficult to function with.