Simplex+ GOLD nokta makro TID air test target numbers on gold simplex

The sights and sounds of Beach and Sea water metal detecting. My main detectors are Minelab CTX3030, Minelab Excalibur II fitted with a NEL coil. Just purchased a Nokta / Makro Simplex plus Amazon links for some of the things I use below :- Simplex link to follow waterproof headphones Zagg invisible shield equinox 800 ctx3030 with 2 coils excalibur II Fisher CZ21 https://