The essential guide to buying your new TV, including everything you need to know about getting high-definition on Freesat, Virgin and Sky

On sale this Thursday is the latest What Hi-Fi? Sound and Vision Ultimate Guide - and this time we're talking televisions.   It's packed with everything you need to know to choose, buy and make the most of your new TV, HDTV service and an entire home cinema system.   That includes in-depth tests of over 50 of the world's best flatscreen sets, both plasma and LCD, and in every size from 19in bedroom models to that massive 103in Panasonic.   We've as many of the new sets as we could get out hands on, and all the major names in TV are covered, including Hitachi, LG, Philips, Pioneer, Samsung, Sharp, Sony and Toshiba.   You'll also find all you need to know about projectors, disc players and set-top boxes for digital TV.   Sound and Visionaries Plus we've sound systems to match great pictures with amazing surround effects, and even our pick of the greatest games consoles. We'll tell you why it's worth buying a new TV right now, talk to top names in the TV industry about what they've got planned for your future viewing pleasure and even bring you some readers' views on just why they've embraced the HD TV revolution. It's also packed with practical advice on how to set-up your TV to get the most from it, and stacks of essential add-ons to bring you maximum enjoyment from your investment. We'll even tell you how to take your TV out and about wherever you are, with a round-up of the hottest personal media players.   The What Hi-Fi Sound and Vision Ultimate Guide to Television is on sale from June 5th, at £4.99 - you can find it in Asda, Borders, Sainsburys and WHSmith.