Minelab SD, GP & GPX Forum

Steve Herschbach will moderate this forum.

Steve is a life-long Alaskan who got started prospecting and metal detecting in 1972. He became a dealer for metal detecting and prospecting equipment in 1976 and has for decades answered almost any question imaginable on the subjects. Steve has always kept a prospecting business as a sideline and currently has mining claims through three different partnerships. He has used virtually every model of prospecting detector and has thousands of hours of experience with suction dredges. Steve and his partner sold their business to their employees in 2010 and so he is now focusing his efforts on his new website at


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Minelab SD, GP, & GPX Classroom Forum

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SubjectViewsPostsLast Post

Anyone using or used a modified GPX?

by filternozzle
709 508/15/2017 07:09AM
Last Post by filternozzle

GPX5000 Instruction Manual

by filternozzle
116 108/13/2017 03:05PM
Last Post by filternozzle

Minelab definition of small and large nugget?

by filternozzle
237 108/06/2017 01:53PM
Last Post by filternozzle

DD vs Mono for relic hunting

by ThunderDome
2,132 907/26/2017 05:35AM
Last Post by filternozzle

White's Sierra Madre And The SD 2200v2

by Happy_Hour
1,849 406/17/2017 01:40PM
Last Post by jamal

GPX park hunt, Jpeg Attachments

by Old California
1,970 1106/11/2017 06:17PM
Last Post by Old California

Large DD coils for GPX?

by FschJg
1,309 505/15/2017 01:05PM
Last Post by FschJg

Brand new to PI detecting. Just got a GP3500. Been out with it about 5 times. Is there a chart anywhere that gives the run down on all the different combinations of pitch changes a target can give and what those combinations mean?N/T

by NealNoIN
909 305/11/2017 11:55AM
Last Post by NealNoIN

New Weather Reaistant System for the GPX!

by BootyHunter
1,233 605/10/2017 05:39AM
Last Post by Toolman0114

MJ TDI coils on GPX 5000?

by FschJg
848 204/25/2017 11:15PM
Last Post by FschJg

New to the GPX

by Toolman0114
997 404/05/2017 01:34PM
Last Post by 3RINGER

The depth difference between analog GP3500 and GPX 4500 digital

by thebug
700 104/02/2017 09:26AM
Last Post by thebug

Minelab GP3500 value

by mrsspk
798 103/13/2017 05:36AM
Last Post by mrsspk

New to GPX, confused on tones

by John Walters
2,241 603/10/2017 05:35PM
Last Post by filternozzle

GPX trip #2 Jpeg Attachments

by soky72
860 202/27/2017 12:19AM
Last Post by 3RINGER

Minelab GPX is as good as advertised!

by soky72
1,971 802/24/2017 06:12AM
Last Post by jimmie

Coil recommendation?

by soky72
1,175 502/09/2017 02:28PM
Last Post by Mach1Pilot

Minelab GPX on well pounded sites?   (Pages: 1 2)

by soky72
3,521 1602/09/2017 01:27PM
Last Post by soky72

New 4500 or used 5000???

by soky72
938 402/05/2017 02:18PM
Last Post by soky72

Mars shaft for GPX, Pretty cool! Jpeg Attachments

by Old California
5,551 1402/05/2017 11:10AM
Last Post by Old California

Iron Reject??????

by Jim Robertson
3,440 712/20/2016 12:05AM
Last Post by ali5844

GPX 4000, 4500 and 5000.. real difference?

by BetaGod
9,112 1112/19/2016 11:58PM
Last Post by ali5844

Minelab GP 3000

by signalseeker
1,430 111/02/2016 01:50PM
Last Post by signalseeker

SDC2300 question

by pax
3,084 210/28/2016 03:25AM
Last Post by Fishers Ghost

SD 2100/SD 2200

by draco
5,297 806/18/2016 04:09AM
Last Post by draco

The eagle has landed GPX 5000 Jpeg Attachments

by Charles (Upstate NY)
6,349 1005/23/2016 12:17AM
Last Post by coco

Help error sound gpx 5000?

by coco
2,687 105/23/2016 12:02AM
Last Post by coco

Minelab gpx 5000 for UK coin hunting?

by Hastings
3,099 505/22/2016 12:24PM
Last Post by stasys

GPX and other coils

by calibil
3,292 405/05/2016 05:02PM
Last Post by iron bark

Relic hunting with the GPX4800 Jpeg Attachments

by southernexplorer
3,750 504/23/2016 10:30AM
Last Post by bubbadirect