The EM 83 Pulse-Type Detector is an ultra low frequency instrument.
Its rugged and reliable construction makes it an ideal solution for professionals for

  • Treasure Hunting
  • Archeological Work
  • Cavity Mapping
  • Mineral Exploration
  • Vein Tracing
  • Placer Location

Built on a field-tested platform and in use for over 30 years, the EM 83 boasts a search depth of up to 200 feet (60.9 meters) and a simple two man operation.  (Depth of penetration up to 200 feet (60.9 meters) are obtainable, based on transmitter/receiver coil separation configuration.)

Sample Projects

Here are just a few of the applications how the EM 83 may be right for you:

Treasure Location

Coil Separation 20 feet (6 meters)
Data Interval 10 feet (3 meters)
Lake County, Colorado

Cavity Mapping

Coil Separation 100 feet (30.5 meters)
Data Interval 10 feet (3 meters)
Summit County, Utah

Mineral Exploration

Coil Separation 50 feet (15 meters)
Data Interval 10 feet (3 meters)
Coahuila, Mexico

What’s Included

The EM 83 package comes ready to go and includes

  • Transmitter-Receiver Unit
  • 30 VDC Rechargeable NiCad Power Pack
  • Transmitter and Receiver Coils
  • Assortment of common transmitter cable lengths to suit your needs
  • Power supply recharging unit



  • Output: Square wave – D.C. Pulse
  • Transmitter Current: 500mA
  • Selectable Transmitter Frequencies: 100Hz and 200 Hz
  • Secondary Signal: Two selectable delay periods
  • Power Supply: 30VDC Rechargeable NiCad Pack
  • Battery Life Between Recharges: 1-2 days, depending on use
  • Transmitter Coil Diameter 14 inches (35.5 cm)


  • Multi-stage amplification
  • Sensitivity 0.05 uAmp full scale meter deflection
  • High speed sampling of Primary and Secondary signals
  • Receiver sampling triggered by direct link to transmitter time base
  • Power Supply: 4 x 9 V and 1 x 1.5 V alkaline batteries (Internal)
  • Receiver Coil Diameter 14 inches (35.5 cm)


  • Transmitter – Receiver Unit: 3 lbs (1.4 Kg)
  • 30 VDC NiCad Power Pack: 4 lbs (1.8 Kg)
  • Transmitter and Receiver Coils: 4 lbs (1.8 Kg)
  • Total Shipping Weight With Accessories: 50 lbs (22.7 Kg)

Contact us today to find out if the EM 83 is the right solution for you!