Newegg has the SAMSUNG PN42B450 42" 720p 600Hz Plasma HDTV for $680 with free shipping. Use coupon code EMCLXNX75 to knock it down to $600.
Features:
* 42-inch high definition TV with 720p resolution
* Three HDMI, two component, and one composite video input; two 10W bottom speakers and SRS TruSurround HD for a rich surround-sound experience
* Samsung E-panel technology like FilterBright, 600Hz Subfield Motion, .001 response time, and a Mega dynamic contrast ratio for a stunning picture
* Anynet+ (CEC standard) technology makes system control of compatible A/V devices like a Blu-ray player or HTIB system a one-touch operation
* One-year parts and labor warranty
Newegg.com - SAMSUNG 42" 720p 600Hz Plasma HDTV PN42B450
SAMSUNG PN42B450 42" 720p 600Hz Plasma HDTV $600 + FS 
