I know the basic BFO working principles but I never understand why some old units have a mineral side on the tuning knob.
I understand that the tuning knob will shift frequency of the reference oscillator to be near at the frequency of the search oscillator.
If we pass the...
3 results in 0.0034 seconds.
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please explain metal/mineral on a BFO
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DIY GPX ?
Can some one help me understand why GPZ type detectors are so much better for gold compared to the detectors found here ? ( trying to understand the technology compared to the PI ) And Is there any DIY kits for sale somewhere that would be good for gold nuggets detecting? admittedly if been watching... -
Matt_Rowe started a topic Sm Pro, Surf PI, Hammerhead comparison. Which is best,easiest, or how close are they.To each other.in Tech ForumSm Pro, Surf PI, Hammerhead comparison. Which is best,easiest, or how close are they.To each other.
Does anyone know what and if there is a difference between the SM Pro PI diy metal detector and the surf pi or the hammerhead, or anything else it might be related to.
And, is it a decent diy Md.
I also own a Whites Goldmaster V/Sat.
Would any of these diy pi setups work better than...