Calculators // Tech Tools

Technical calculators and converters for airsoft

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Chronograph // FPS ↔ Joules

Input type

BB Weight (g)

Value (FPS)

FPS

350

m/s

106.7

Joules

1.138

Battery // Shots Estimator

Battery Type

Capacity (mAh)

Efficiency

ROF (RPS) for time calc

Est. Shots

~1,020

Full-auto time

1.1 min

Midcaps (120rd)

Highcaps (300rd)

Range // Effective Distance

FPS

BB Weight (g)

Hop-up Quality

Effective Range

37m52m63m

Min

37m

Optimal

52m

Max

63m

Suggested BB weight for 350 FPS:0.28g

MED // Minimum Engagement Distance

FPS

BB Weight (g)

Federation Rules

Event Max (J)

Energy

1.138 J

MED

Event Check

PASS

AASF MED Table::

≤ 1.14 J

0m MED

≤ 1.7 J

5m MED

≤ 2.3 J

10m MED

≤ 3 J

15m MED

≤ 4 J

20m MED

≤ ∞ J

30m MED