4028B3M, 2.5-4 MHz, 1.0-25 kW

Directional RF Power Sensor

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4028B3M, RF Power Sensor is a high accuracy sensor for use in high power LCD, TFT and Solar processing and other precision high power applications. Intended for use with Bird's 4421A Series and 4421 Precision Laboratory Power Meters. These sensors can provide a threefold improvement in long-term unit-to-unit accuracy.

Features

• Achieve tighter, more consistent RF power measurements for improved yield.
• ±2% accuracy at specified calibration frequencies and power levels.
• Direct, plug-in operation with the industry standard Bird Model 4421A Series and 4421 RF Power Meters.

Specifications:

• Frequency Range: 2.5-4 MHz
• Power Range: 1.0-25 kW
• Calibration
• Frequency: 2.5, 3.2, 3.5 MHz (typ)
• Power: 1.7 kW
• Cycle: 1 year
• Accuracy: ±2.0% (2 σ)
• Outside Cal (Power and Freq.): ±3.0% (2 σ)
• RFL: = Fwd accuracy + (Fwd Power/ 10^{directivity/10})
• VSWR: Calculated from Fwd and Rfl power (VSWR = [1+Sqrt(Pr/PF)] / [1-Sqrt(Pr/Pf) / [1-Sqrt (Pr/Pf)])
• Impedance: 50 Ohms (nominal)
• VSWR: 1.05:1 (max) | Allowable Terminating: 2.00:1 (max)
• Directivity: 28 dB (min)
• Sampling Rate: 2 readings per second (nominal)
• External DC: 12 VDC, supplied from 4421A Multifunction Power Meter
• Connectors: 1-5/8 EIA Flanged