OK - we can fix that very easily.
Please go to this link ->
LRLs
and read the whole sad story about LRLs and dowsing, by clicking on the sections on the left-hand side.
I think you're starting to get the message.
Regarding MFDs:
Here is a report on the stuff that Dell Winders sells. To be fair, Dell no longer sells this particular one, but he does have other (similar) devices ->
Dell Systems VR-800
Here is a project that tells you how to build an MFD yourself, for a lot less money than it costs to buy one from Dell. It's also guaranteed to equal or exceed the performance of any other MFD available. ->
Build an MFD
And lastly, the thing that LRL proponents fear the most ->
A Double-Blind Test for LRLs
Please read this information thoroughly, and save yourself a lot of wasted time and money.