View Single Post
Old 28 May 2013, 09:23   #55
Steve T
Registered User

Steve T's Avatar
 
Join Date: May 2013
Location: UK
Age: 38
Posts: 349
Quote:
Originally Posted by Mrs Beanbag View Post
A500 power brick is maybe just a simple mains frequency transformer, meaning it has to be very big and heavy to carry the power. Newer one I guess is a high-frequency switching design, which requires more complex electronics but a smaller and lighter transformer.
The newer, smaller one is also way more efficient - drawing about half the power from the mains to generate those DC currents.
Steve T is offline  
 
Page generated in 0.03918 seconds with 11 queries