05-10-2014, 12:43 PM
According to this:
http://books.google.co.uk/books?id=IEoWAwAAQBAJ&pg=PA488&dq=uch71+tube&hl=en&sa=X&ei=ETsxVOOxFIrzaqjCgdAG&ved=0CCMQ6AEwAQ#v=onepage&q=uch71%20tube&f=false
There are (apart from the heater specs) some small differences between the ECH71 and the UCH71.
Lawrence.
http://books.google.co.uk/books?id=IEoWAwAAQBAJ&pg=PA488&dq=uch71+tube&hl=en&sa=X&ei=ETsxVOOxFIrzaqjCgdAG&ved=0CCMQ6AEwAQ#v=onepage&q=uch71%20tube&f=false
There are (apart from the heater specs) some small differences between the ECH71 and the UCH71.
Lawrence.







