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Model 109 Blaster’s Multimeter


  • Model: 380-0005
  • Shipping Weight: 3lbs
  • Manufactured by: Thomas Instruments

Available on backorder


The 109 is a special multimeter designed for safe, precise circuit measurement when using electric detonators. It has a built-in current limiting circuit with current output less than 0.004 amps (4 miliamperes).

Model 109 Meter Specifications

Model 109
Weight 20 oz. (.56kg)
Size 3.9 x 7.2 x 2
(99x182x51 mm)
Seal Weather Proof
Ranges 8 Range
Battery Type 9V NEDA
Options Vinyl Case
Current Output <4mA

Additional information

Weight 3 lbs
Dimensions 11 × 8 × 5 in


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