New OSS Helix 762 Silencer full test!

Published on December 22, 2016
Duration: 22:01

This comprehensive review by an expert instructor details the performance of the OSS Helix IFM 762 suppressor. It highlights the unique flow-through design, comparing its at-ear decibel readings to traditional suppressors like the Dead Air Sandman-L. The analysis includes industry-standard and military-standard testing, accuracy assessments at 100 and 500 yards, and a demonstration of low gas blowback during sustained fire. The instructor emphasizes the importance of at-ear measurements for hearing safety.

Quick Summary

The OSS Helix 762 utilizes a unique 'flow-through' design, achieving an average of 138.2 dB at the shooter's ear (below the 140 dB hearing-safe threshold) and significantly reducing gas blowback. This contrasts with traditional baffled suppressors, which often exceed safe hearing levels at the ear and increase gas in the shooter's face.

Chapters

  1. 00:00Introduction to OSS Helix 762
  2. 00:51Suppressor Testing Standards Explained
  3. 02:47Sound Testing: OSS Helix 762 (Industry Standard)
  4. 06:13At-Ear Sound Testing: OSS Helix 762 (Military Standard)
  5. 07:45Comparison: Dead Air Sandman-L Performance
  6. 10:03Internal Design and Gas Flow Analysis
  7. 11:21Accuracy and Long Range Testing
  8. 12:58Gas Blowback and Mag Dump Demonstration

Frequently Asked Questions

What makes the OSS Helix 762 suppressor different from traditional designs?

The OSS Helix 762 features a unique 'flow-through' design with internal coils that swirl and cool gases, venting them forward. This minimizes back pressure and sound directed towards the shooter's ear, unlike traditional baffled suppressors.

How does the OSS Helix 762 perform in terms of hearing safety?

Using the military standard testing protocol (6 inches from the ear), the Helix 762 averages 138.2 dB, which is below the 140 dB hearing-safe threshold, offering superior protection compared to many traditional designs.

Does the OSS Helix 762 affect rifle accuracy?

No, accuracy testing at 100 yards showed tight groupings, and the suppressor did not negatively impact the rifle's precision during a successful 500-yard engagement.

What is the significance of the 'flow-through' design in suppressors?

The flow-through design significantly reduces gas blowback into the shooter's face, making sustained fire more comfortable and preventing eye irritation. It also generally results in lower at-ear sound levels.

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