Wattmeter Kits

Technical Specifications Bird 4480A Digital RF Wattmeter Overview The Bird 4480A is an element-free digital RF wattmeter designed for precise measurement of forward power, reflected power, return loss, and VSWR. It supports accurate true average power measurements for both Continuous Wave (CW) and digitally modulated RF signals. The meter provides high reliability, wide frequency coverage, and robust performance suitable for laboratory, field, and system-level applications. Key Technical Specifications • Frequency Range: 2 MHz to 1000 MHz • Power Measurement Range: – Low Band: 10 watts to 10 kilowatts – High Band: 1 watt to 1 kilowatt • Measurement Accuracy: ± 4 percent of reading • Impedance / VSWR: – Nominal impedance: 50 ohms – Maximum VSWR: 1.2:1 • Performance Characteristics: – Directivity: Minimum 25 dB – Insertion loss: Maximum 0.1 dB • Supported Signal Types: Continuous Wave (CW) and digitally modulated signals • Capabilities: Measures forward power, reflected power, return loss, and VSWR without the need for external elements or slugs Intended Use Suitable for RF system testing, maintenance, field verification, and laboratory measurement applications requiring high accuracy across broad operating frequencies and power levels. -- 1 of 1 --