I have an echomap 44dv and I am very happy with it. Currently on sale at
West Marine for $249, but occasionally goes on sale at $199, which is what I picked it up for at West.
I guess they had the 44dv chirp at half price recently, which would have made it even cheaper than the older echomap.
http://www.westmarine.com/buy/garmin...FZSIfgodvFUFBg