Fisher Impulse AQ Limited Metal Detector
Hunt for Gold with Advanced Pulse Induction Technology
Introducing the Fisher Impulse AQ Limited, a state-of-the-art metal detector designed to excel in challenging environments where other detectors fall short. Specifically engineered for beach hunting, wading, and shallow-water treasure hunts, this detector shines in fresh and saltwater, as well as volcanic sand. Featuring a pulse delay as low as 7µs, lightning-fast target recovery, and variable iron rejection, the Impulse AQ Limited helps you find deep gold that has eluded conventional detectors.
Why Choose the Fisher Impulse AQ Limited
- Engineered for Gold: Optimized to detect even the smallest gold jewelry, coins, and relics in highly mineralized soils and saltwater.
- Superior Depth & Stability: Outperforms typical detectors on wet sand and submerged environments, maintaining consistent performance where others fail.
- Iron Rejection & Masking: Advanced settings allow you to eliminate unwanted ferrous targets—especially nails—so you focus on valuable finds.
- Ergonomic & Lightweight: Weighing just 4.2 lbs, you can treasure-hunt longer with minimal fatigue.
- Trusted Quality: Backed by a 2-year manufacturer’s limited warranty and proudly Made in the USA.
Recommended Uses
- Gold Hunting
- Jewelry Hunting
- Beach & Surf Detecting
- Shallow-Water Treasure Hunting
Key Highlights
- Pulse Induction (PI) Technology: Stable detection and minimal false signals in tough conditions, including saltwater and volcanic sand.
- Fast Target Response: Highly reactive system (HRS®) and zero target separation (ZTS®) for quick, accurate detection.
- Adjustable Settings: Fine-tune iron reject, pulse delay (7µs – 11.5µs), and all-metal modes for optimal performance.
- Best Price Guaranteed: Shop with confidence and take advantage of our Free US Shipping at HistorySeekers.net.
- International Shipping available (buyer responsible for VAT)
Fisher Impulse AQ Limited Specifications | |
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Operating Principle | Pulse Induction |
Pulse Frequency (All Metal Mode) | 4.02kHz – 4.17kHz |
Pulse Frequency (Tone & Mute Modes) | 3.04kHz – 3.12kHz |
Pulse Frequency (Volcanic Sand Mode) | 1.54kHz – 1.56kHz |
Pulse Delay (Adjustable) | 7µs – 11.5µs |
Audio Tones | Multitone / Mute |
Audio Output | Headphones (included) |
Search Coil | 12.5” Mono |
Weight | 4.2 lbs (with 12.5” DF coil) |
Length | 43–48” (Adjustable) |
Batteries | NiMH 2200 mAh (Approx. 3.5 hrs) |
Warranty | 2-Year Limited Warranty (Original Purchaser) |
Waterproof Rating | Up to 3ft / 1m |
Operating Temperature Range | -10°C to +40°C (+14°F to +104°F) |