Metal detecting answers
One question per page, answered in the first sentence. No preamble, no history of the hobby before you get to the point.
01All questions
How Does a Metal Detector Work?
A metal detector works by sending a pulsing magnetic field into the ground from its coil. Metal objects react to that field by generating their own weak field, and the detector hears that echo and turns it into a tone and a number on screen.
Can a Metal Detector Detect Gold?
Yes. Any metal detector will find gold — gold is metal, and gold rings, chains, and coins show up on even entry-level machines. Finding small gold nuggets in mineralized goldfields is the hard version, and that needs a high-frequency or pulse-induction detector.
How Much Does a Metal Detector Cost?
A metal detector costs about $100 for a basic starter, $200–400 for a genuinely capable entry-level machine, $500–800 for mid-range multi-frequency, and $1,000–1,500 for a flagship. Most people should spend $200–400.
Will a Vape Set Off a Metal Detector?
Yes, a vape will usually set off a walk-through metal detector. Even a mostly plastic disposable contains a metal heating coil, a lithium battery with a metal casing, and metal contacts — collectively more than enough metal to trigger an alarm.
What Do the Numbers Mean on a Metal Detector?
The numbers on a metal detector are the target ID — the machine's guess at what kind of metal is under the coil, based on how conductive it is. Low numbers mean iron and foil, high numbers mean silver and copper. It's a strong hint, not a promise.
How Deep Can a Metal Detector Detect?
A typical metal detector finds a coin-sized target 4-8 inches down in average soil, and a larger, more conductive target — a silver dollar, a cache pot, a chunk of iron — 12 inches or more. The number on the box assumes ideal lab conditions; real dirt, target size, and orientation matter more than the detector's brand.
Is Metal Detecting Legal?
Yes, metal detecting is legal in most places in the US — city and county parks generally allow it, and private land is fine with the owner's permission. What's almost always off-limits: national parks, most state parks (check first), designated historic or archaeological sites, and any land protected under federal antiquities law.
What Is Ground Balance on a Metal Detector?
Ground balance is the detector tuning out the background signal from mineralized soil so it can hear actual targets instead of the dirt itself. Most detectors do this automatically; some let you set it manually, which matters more in iron-rich or heavily mineralized ground than most beginners expect.
What's the Best Metal Detector for a 5, 6, or 7 Year Old?
The best metal detector for a 5, 6, or 7 year old is the Nokta Mini Hoard. At this age weight decides everything — look for under 2 lbs and a shaft that collapses genuinely short, because a machine a small child can't swing gets abandoned in ten minutes.
What's the Best Metal Detector for an 8, 9, or 10 Year Old?
The best metal detector for an 8, 9, or 10 year old is the Nokta Midi Hoard — youth-sized, light enough for a real two-hour hunt, and fitted with a proper target ID screen. A keen ten-year-old can also handle an adult entry-level machine like the Garrett Ace 400.
What's the Best Metal Detector for an 11, 12, or 13 Year Old?
The best metal detector for an 11, 12, or 13 year old is a real adult entry-level machine — the Nokta Simplex+ or the Garrett Ace 400. Kids' detectors are outgrown within a season at this age, and buying one usually means buying twice.
What's the Best Metal Detector for a Teenager?
The best metal detector for a teenager is the Nokta Simplex+ — a genuine adult machine that's fully waterproof, light at 2.9 lbs, and ships with wireless headphones. Buy the detector you'd buy yourself; teenagers don't want kid-branded gear and don't need it.
What's the Best Beach Metal Detector for Kids?
The best beach metal detector for kids is a light kids' machine like the Nokta Mini Hoard — waterproof to 3 ft — used on dry sand. Dry beach sand is the single best place to take a child detecting: targets are shallow, digging is effortless, and there's always something to find.
What Age Can a Kid Start Metal Detecting?
A kid can start metal detecting at about age 5 with an adult alongside them, and around age 8 semi-independently. The real limits are attention span and arm strength, not whether they can understand it — most five-year-olds grasp the idea immediately.
Are Metal Detectors Safe for Kids?
Yes. Metal detectors are safe for children — they emit a low-power magnetic field far weaker than what comes off ordinary household electronics, and there's no radiation involved. The genuine risks are what gets dug up: rusted metal, broken glass, and occasionally something sharp.
Are Toy Metal Detectors Worth It?
No, in most cases. Toy metal detectors typically detect only large objects a few inches down, have no target ID, and often use an undersized coil — so a child finds nothing, gets bored, and concludes detecting is dull. A real kids' detector costs modestly more and actually works.
What Can Kids Find With a Metal Detector?
Kids most often find modern coins, bottle caps, pull tabs, keys, small toys, and occasionally jewelry. On beaches they find coins and lost rings; in old parks they find older coins and buttons. Realistically, most finds are junk — and that's true for adults too.
What Is a High Sensitivity Metal Detector?
A high sensitivity metal detector is one that responds to smaller or fainter targets — usually because it runs a higher operating frequency, has more transmit power, or lets you turn its sensitivity setting up further. On most hobby detectors, sensitivity is a dial you control, not a fixed property of the machine.
What Is a High Sensitivity Handheld Metal Detector?
A high sensitivity handheld metal detector is usually one of two very different tools: a detecting pinpointer, which finds the target inside the hole you've dug, or a security wand, which scans people for concealed metal. For metal detecting, you want a pinpointer.
Can a Metal Detector Detect Silver?
Yes — silver is one of the easiest metals for a detector to find. It's highly conductive, which means it produces a strong, clean signal and genuine depth. Silver coins and jewelry read at the top of the target ID scale, the same range as copper, and are rarely missed once they're in range.
Can a Metal Detector Detect Diamonds?
No — a metal detector cannot detect a diamond itself. Diamonds are crystallized carbon, not metal, and produce zero signal no matter how large they are or how close the coil gets. What a detector can find is the metal setting — the ring band or prongs — that a diamond is usually mounted in.
Can a Metal Detector Find Meteorites?
Yes — most meteorites contain iron and nickel, enough metal to produce a genuine signal. The catch: they read almost exactly like iron junk, so a detector running normal discrimination will reject them along with the nails and scrap. Meteorite hunters run all-metal mode with discrimination off.
Can a Metal Detector Detect Through Concrete?
Yes — a metal detector's magnetic field passes through concrete just as easily as it passes through soil, wood, or drywall, because concrete itself isn't metal. The real obstacle is rebar or wire mesh embedded inside a slab, which produces such a strong, continuous signal that it swamps anything smaller nearby.
Can a Metal Detector Detect Aluminum and Stainless Steel?
Yes to aluminum — it's one of the most common signals you'll dig, from pull tabs to foil to cans. Stainless steel is more complicated: many stainless alloys (the kind used in jewelry, flatware, and multi-tools) conduct poorly, and some read weak or inconsistent, especially at real depth.
How Deep Can a Metal Detector Find Gold?
A small gold ring typically reads 2-6 inches deep in average soil on a standard VLF detector. Nugget depth is almost entirely about size: sub-gram nuggets usually sit in the top 1-3 inches, while nuggets of several grams or more can reach 6-12+ inches, especially with a dedicated high-frequency or pulse induction prospecting detector.
VLF vs Pulse Induction: What's the Difference?
VLF detectors can identify targets and filter out junk — it's what almost every general-purpose detector uses, including everything in our lineup. Pulse induction (PI) goes deeper and completely ignores mineralized ground and salt water, but can barely discriminate at all — you dig nearly everything. Most people want VLF; PI is a specialist's tool.
Single-Frequency vs Multi-Frequency: What's the Real Difference?
Single-frequency VLF detectors are cheaper and work fine on land, but struggle and false on wet salt sand. Multi-frequency detectors run several frequencies at once, which handles salt water properly and keeps sensitivity to both small gold and deep silver in the same swing — at a higher price.
Waterproof vs Weatherproof: What Do These Ratings Actually Mean?
Waterproof means the whole control box is genuinely submersible, usually to a stated depth in feet. Weatherproof (or "water-resistant") means it survives rain and splashes, but submerging it can kill the electronics. A third, often-confused tier — "coil-only waterproof" — means just the search coil can go underwater while the control box must stay dry.