Features 2 hole flange mount. Specifications Nominal Impedance: 50 ohms. Frequency Range: DC – 18.0 GHz. Nominal dB Values: 0 – 12 dB. Input Power: 2 watts average, 250watts peak to 25°C ambient temperature, de-rated linearly to 0.5 watts at + 125°C, (5>sec pulse width 0.5% duty cycle). Temperature Coefficient: < 0.0004 dB/dB/°C Temperature Range: -55°C to + 125°C. Maximum VSWR: Standard Nominal Values and Deviations: Connectors: SMA passivated stainless steel connectors per MIL-STD-348. Interface dimension mate nondestructively with MIL-PRF-39012 connectors. Construction: Stainless steel body with stainless steel connectors with gold plated beryllium copper female contact and stainless steel male contact. Calibration: Insertion Loss and VSWR performed across frequency range. Calibration test data available at additional cost. Weight: 1 oz. Note: Dimensions are given in mm (inched). Dimensions are maximum unless otherwise specified. Fixed Coaxial Attenuator MODEL WA12 Flange Mount DC – 18.0 GHz 2 WATTS Attenuation (dB) Accuracy ± dB 0 - 9 0.3 10 - 12 0.5 Frequency (GHz) VSWR DC - 4.0 1.15 4.0 - 12.4 1.25 12.4 - 18.0 1.50