Bird Electronic Corporation Wattmeter, Thruline
The Bird Model 43 Thruline Wattmeter is a field-proven, portable RF wattmeter designed for measuring forward and reflected power in coaxial transmission lines. It operates from 450 kHz to 2.7 GHz and can handle power levels from 100 mW to 10 kW, depending on the plug-in element used. The Model 43 features a durable, rugged construction with a large, easy-to-read meter and is widely used in radio, television, and telecommunications applications. Its plug-in element design allows for quick frequency and power range changes, making it a versatile tool for RF power measurement in the field or laboratory.
