Quote Originally Posted by John Koehrer View Post
Your adapter does exactly as you suspected. It drops the V to that required.
Some fixes for metering systems were the same idea, but done under the covers so to speak. Adding a diode, that is.
Not sure if this guy is still selling, but he is far cheaper than B&H, and at least his pdf is an in-depth discussion of the problem....

http://www.ihagee.org/batt-adapt-us.pdf

Best,

Cor