Compass AU 52, I would rate an 8 to 8.5 out of 10
Main features include:
Operating at 52 kHz. for the tiny gold nuggets.
AU series search coil only (9" elliptical)
All metal mode for pinpoint or searching.
Motion discriminate (trash out) mode.
Manual ground balance for that extra depth.
Front end power level control.
Hip mountable detector.
Auto tune mode prospecting in high minerals.
Headphone jack 1/4".
Lightweight balance design.
Operates on just 3/9 volt batteries.
Varifilter circuitry
Main features include:
Operating at 52 kHz. for the tiny gold nuggets.
AU series search coil only (9" elliptical)
All metal mode for pinpoint or searching.
Motion discriminate (trash out) mode.
Manual ground balance for that extra depth.
Front end power level control.
Hip mountable detector.
Auto tune mode prospecting in high minerals.
Headphone jack 1/4".
Lightweight balance design.
Operates on just 3/9 volt batteries.
Varifilter circuitry