Wheeled vehicle mechanics (91B) keep tactical vehicles operational at the District of Columbia National Guard’s Combined Support Maintenance Shop at Joint Base Anacostia-Bolling, Jan. 18. 2024. District of Columbia National Guard electronics and calibration technicians within the Test Measurement Diagnostic Equipment (TMDE) section are responsible for testing, adjusting, and verifying the accuracy of calibration instruments.

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Keywords: .., calibration, combined, diagnostic, electronics, equipment, facilities, guard, maintenance, measurement, national, shop, support, surface, test