See eBay Item # 3075452509 Yaesu REF-Unit .5 PPM TCXO Frequency = 10.485760 MHz This is the original REF-Unit from my FT-1000MP Mark-V Field Please Note: This Item is only 2 Months old __________________________________ Do you Yahoo!? Yahoo! SiteBuilder - Free web site building tool. Try it! http://webhosting.yahoo.com/ps/sb/