Technical Resources
Explore expert engineering insights, MIL-SPEC thermal management strategies, and SWaP-C optimization notes for mission-critical defense and aerospace applications.
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cooling for electronic warfare
Technical Notes • 15 min read
Cooling for Electronic Warfare: Specifying DC Fans for EW Pods and Radar Electronics
How to specify DC fans for EW pods and radar electronics: axial vs centrifugal blower selection, 28 VDC per MIL-STD-704, PWM/FG/RD interfaces, and MIL-STD-461G / MIL-STD-810H guidance from Perseus.
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fan speed control
Technical Notes • 8 min read
Fan Speed Control for Military Electronics: PWM, Voltage and Temperature Control Compared
How PWM, voltage, and temperature fan speed control compare for military electronics: fan laws, measured noise derating, FG tachometer and RD alarm feedback wiring, circuit design practice, and legacy fan control interface matching.
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push vs pull
Technical Notes • 8 min read
Push vs Pull Fan Configuration for Electronics Cooling: High Static Pressure DC Fan Selection Guide
How to choose between push (blow) and pull (exhaust) configurations for military axial fans, vane axial fans, and high static pressure blowers. Includes decision framework, spacing rules, and fan curve matching for legacy cooling fan cross-reference retrofit programs.
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military cooling fan
Technical Notes • 9 min read
Military Cooling Fan Environmental Qualification: MIL-STD-810H, IP67, Salt Fog and Rugged DC Fan Testing
How to specify military cooling fan environmental qualification for temperature, vibration, shock, salt fog, sand and dust, and IP protection. Model-specific evidence rules for rugged DC fans, RTCA DO-160 fans, and AMETEK Rotron replacement programs.
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EMI shielding vents
Technical Notes • 8 min read
How to Size EMI Shielding Vents for Military Electronics: Waveguide Cutoff Frequency Formulas and Design Rules
Cooling vents are the largest apertures in any electronics enclosure and the primary path for electromagnetic leakage. Learn the waveguide cutoff frequency formulas, shielding effectiveness calculation, and ventilation cross-check for MIL-STD-461 RE102 compliance.
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Cooling Fan Failure Modes
Technical Notes • 8 min read
Common Cooling Fan Failure Modes: Root Causes and Corrective Actions
A practical guide to cooling fan failure modes in defense and aerospace electronics, covering electrical, motor, bearing, impeller, wiring, and installation causes.
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28VDC BLDC Fan
Technical Notes • 8 min
How to Evaluate a 28VDC Avionics Cooling Fan: Operating-Point Comparison Method
A repeatable method for evaluating a 28VDC avionics cooling fan against an AMETEK Rotron Aximax reference using P-Q curves, interface checks, and fixture testing.
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P-Q Curves
Technical Notes • 7 min
How to Read P-Q Curves for Military Cooling Fan Selection
How to read fan P-Q curves for military electronics cooling, including system impedance, static pressure, operating point selection, and common selection risks.
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Military Cooling Fans
Technical Notes • 7 min
Military Cooling Fan Selection Guide for Defense Electronics
Select military cooling fans by installed airflow, system impedance, axial or centrifugal configuration, power interface, and project-specific environmental requirements.
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Technical Notes
Access detailed engineering parameters, MIL-SPEC guides, and thermal design references.
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White Paper
In-depth research reports, testing data, and validated solution references.
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FAQ
Find rapid answers regarding product selection, military qualification planning, and custom integration.
