Here are a few screen shots I took a while back to compare 800 and 455 khz.
Attachment 95434Attachment 95435Attachment 95436Attachment 95437
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Here are a few screen shots I took a while back to compare 800 and 455 khz.
Attachment 95434Attachment 95435Attachment 95436Attachment 95437
Great pics! When do you need to use each frequency??
Great pics Bill.Looks like the 455 is a little more detail. I have always used the 800 for shallow,but the 455 narrows the beam and shows clearer.