Question and Answers

Yo-yo So Do tube amplifiers save energy? - Yo-yo So Would a stereo tube amplifier that uses 7 watts per channel save much more electricity than a stereo transistor amplifier that uses 90 watts per channel?
Best Answer: Tubes are far more inefficient than transistors and use power to heat the tube all the time, whereas transistors only use power when necessary. In this case though the tube amplifier is likely to use less than the transistor amplifier. - djw

Report Abuse

Best Answers are selected by the person who asked the question or other Yahoo! users. Find out more at Yahoo! Answers.

Enter a keyword below to find questions and answers from real people.

Want to ask a question? Go to Yahoo! Answers

Product Categories

Computers Home Office Wi-Fi & Networking Phones & PDAs Cameras & Camcorders TV & Home Theater Portable Audio

My Tech

Please enable your browser's cookies to activate the My Tech column.

Site Map | Tour | Subscribe to Yahoo! Tech

Question and Answer content at Yahoo! Tech is written by Yahoo! users at Yahoo! Answers. Yahoo! does not evaluate or guarantee the accuracy of any Yahoo! Answers content. For more information, read the Full Disclaimer.

Opinions expressed by the Advisors are their own and do not necessarily reflect the views of Yahoo! Inc. Yahoo! receives no compensation from any manufacturer or distributor nor does it compensate any Advisor for the coverage of any product or service in any Advisor's content.