Minelab Gold Monster 1000 Metal Detector - Dual Coil Gold Finder

The Minelab Gold Monster 1000 runs 45 kHz VLF alongside a 24-bit signal processor, driving sensitivity to sub-gram gold beyond what 18–19 kHz single-frequency machines reach. This bundle ships with both the GM05 5" Double-D round coil and the GM10 10" x 6" Double-D elliptical coil, covering tight bedrock and open gravel bars without a second order. Automatic ground balance, a Gold Chance Indicator on every target, and two dedicated search modes complete the package.

What You Gain Upgrading to the Gold Monster 1000

• 45 kHz sensitivity to fine gold: Most gold-capable VLF machines top out at 18–19 kHz. This machine runs at more than double that frequency, producing stronger responses to sub-gram targets that fall into the noise floor of lower-frequency detectors.
• Easy-Trak automatic ground balance: Ground mineralization shifts across a single creek bed, a single hillside, a single tailings pile. Easy-Trak monitors soil conditions and adjusts continuously, keeping the detector stable through transitions that require constant manual rebalancing on less capable machines.
• Gold Chance Indicator: The monochrome LCD gives you a live visual gauge of target probability. Readings shift right for conductive metals like gold, left for ferrous trash and hot rocks. Coming from a machine that only tones without a visual cue, this changes dig decisions on every target.
• Manual and Auto+ sensitivity: Ten manual sensitivity levels plus Auto and Auto+ let you push the machine as hard as the ground allows. On quiet ground, Auto+ finds targets that Auto misses. On chattery ground, dial back to Manual without rethinking your whole approach.
• Two focused search modes: Gold mode runs iron rejection for trashy ground. Deep All Metal removes discrimination for maximum depth and sensitivity in clean ground. Both modes switch in two button presses, with no menu cycling required.
• Both coils in the box: The GM05 5" round handles bedrock crevices and iron-heavy ground where larger coils lose target separation. The GM10 10" x 6" elliptical covers more ground per swing on open gravel bars. Both waterproof to 1 m (3.3 ft), swappable in under two minutes.
• Dual 7.2V lithium-ion battery packs: Two removable rechargeable packs ship in the box, along with an AA battery adapter as a backup. A single-pack machine can leave you short mid-session. This one ships ready for full days.

For detectorists ready to compare the step-up to pulse induction technology, our complete gold detector lineup includes PI options at every price point above this detector.

What's in the Box

• Minelab detector body with control box
• GM05 5" Double-D round coil
• GM10 10" x 6" Double-D elliptical coil
• Wired headphones (3.5 mm / 1/8")
• Minelab digging shovel
• Rod-to-coil adapter
• 2 x rechargeable 7.2 V / 2700 mAh lithium-ion battery packs
• AA battery adapter (8 x AA batteries not included)
• Car battery charging cable
• Universal AC adapter

Field Use

Alluvial Creek and River Beds

Creek beds shift mineral composition across meters. Easy-Trak adapts without manual input, keeping the detector stable through transitions that require constant rebalancing on fixed-balance machines. The GM05's compact footprint fits bedrock cracks and narrow crevices where coarser placer gold collects. Our post on detecting in mineralized soil covers ground handling strategy in more depth.

• Coil: GM05 for crevices and tight bedrock; GM10 for open gravel bars
• Mode: Gold (iron reject)
• Sensitivity: Auto or Auto+
• Ground Balance: Easy-Trak (automatic)
• Volume: 5–6 near running water

Arid and Mineralized Goldfields

Red earth, caliche, and volcanic ground push heavy noise into most VLF detectors, forcing operators to drop sensitivity or accept false signals. The 24-bit processor filters ground interference without cutting depth, letting you run Auto+ in conditions that force lower-spec detectors back to manual control. Gold mode's iron rejection handles ferrous debris in old diggings without silencing the machine.

• Coil: GM05 in iron-dense zones; GM10 on clean open ground
• Mode: Gold (iron reject)
• Sensitivity: Auto+ on quiet patches; step to Manual 7–8 if the machine chatters
• Ground Balance: Easy-Trak (automatic)
• Volume: 4–5 in high-mineralization areas

Old Dredge Piles and Tailing Fields

Tailings stack iron junk directly over gold-bearing material. Gold mode's iron rejection reduces nuisance signals from nails, bolts, and ferrous debris without shutting down sensitivity to conductive targets at the same depth. The GM05 is the right starting coil: tighter target separation in the iron reduces false signals. Deep All Metal on the GM10 suits a quiet corner where you want maximum sensitivity and are willing to dig more signals.

• Coil: GM05 in iron-heavy areas; GM10 on clean corners in Deep All Metal
• Mode: Gold (iron reject) for iron-heavy areas; Deep All Metal for clean spots
• Sensitivity: Manual 6–7
• Ground Balance: Easy-Trak
• Volume: 5–6

45 kHz VLF and 24-Bit Signal Processing

VLF detection at 45 kHz produces stronger electromagnetic responses from small, low-conductivity targets like fine gold flake. At 45 kHz, this detector sits well above the 18–19 kHz range typical of general gold-capable VLF machines, producing audible responses on sub-gram targets that register only as faint threshold variations on lower-frequency detectors.

The 24-bit signal processor tightens ground filtering while preserving target signal integrity, letting this machine run Auto+ in moderate mineralization rather than forcing you to back off sensitivity to stay stable. The Gold Chance Indicator translates that processed signal into a real-time visual read, shifting right for conductive metals, left for ferrous targets and hot rocks. For a deeper look at how frequency shapes target detection, see our guide to getting the most from high-frequency detecting.

GM05 and GM10: Which Coil to Run When

The GM05 5" Double-D round coil is waterproof to 1 m (3.3 ft). Its compact footprint handles tight bedrock, brushy terrain, and narrow creek edges where a larger coil loses maneuverability. Target separation in iron-heavy ground is tight.

The GM10 10" x 6" Double-D elliptical coil covers more ground per swing on open gravel bars and flat detecting surfaces, producing stronger depth on larger targets. Swap to it after working a patch with the GM05 to check depth on missed targets or cover more ground efficiently. Switching takes under two minutes at the rod-to-coil adapter. A waterproof pinpointer speeds target recovery in bedrock crevices and narrow creek edges once either coil has a signal.

Build, Display, and Audio

The detector weighs 1.33 kg (2.94 lbs) and collapses to 94.4 cm (37.2 in) for transport, extending to 138.2 cm (54.4 in) in the field. The control box is rain and splash proof: it handles field moisture and light rain but is not submersible. Both coils are waterproof to 1 m (3.3 ft), keeping shallow creek and stream work within spec. The monochrome LCD shows the Gold Chance Indicator, sensitivity level, and selected mode at a glance, with no menus required for common field adjustments. Volume runs across eight manual levels; the included wired headphones connect via the 3.5 mm (1/8") jack for focused listening in wind or near water.

Power comes from two removable 7.2 V / 2700 mAh lithium-ion packs, with the AA battery adapter accepting eight AAs as a field backup.

Gold Monster 1000 Specifications

• Operating Frequency: 45 kHz VLF
• Search Modes: Gold (iron reject), Deep All Metal
• Sensitivity: Manual 1–10, Auto, Auto+
• Noise Cancel: Automatic
• Ground Balance: Automatic Easy-Trak
• Volume Control: Manual 1–8
• Target Tones: Continuous
• Audio Output: Built-in speaker, wired 3.5 mm (1/8") headphone jack
• Included Headphones: Wired headphones
• Search Coils (both included): GM05 5" Double-D round and GM10 10" x 6" Double-D elliptical, both waterproof to 1 m (3.3 ft)
• Display: Monochrome LCD with Gold Chance Indicator
• Weight: 1.33 kg (2.94 lbs)
• Length Extended: 138.2 cm (54.4 in)
• Length Collapsed: 94.4 cm (37.2 in)
• Battery: 2 x 7.2 V / 2700 mAh removable lithium-ion packs (included); 8 x AA via adapter (batteries not included)
• Waterproof Rating: Coils waterproof to 1 m (3.3 ft); control box splash/rain proof only
• Operating Temperature: 0°C to +70°C (+32°F to +158°F)
• Key Technology: VLF
• Warranty: 2 years (control box and coils)

Why Buy the Gold Monster 1000 Dual Coil Bundle from Serious Detecting

We are an authorized Minelab dealer, which means every unit ships with the full 2-year manufacturer warranty covering the control box and both coils. Our team runs detectors in the field and answers settings and coil questions before and after purchase. Find this bundle at a lower price from any other authorized US dealer, and we will match it.