Bird Model 43 Wattmeter Radio Analog RF Power with 3 Slugs Used

Bird Model 43 Wattmeter Radio Analog RF Power with 3 Slugs

Condition:

This Bird Model 43 Wattmeter is in good condition, showing minor signs of wear from normal use. There is a light engraving near the model plate on top. The unit includes three slugs: 10C (10W, 100-250MHz), 10E (10W, 400-1000MHz), and 100D (100W, 200-500MHz).

Here’s what we know about it:

The Bird 43 is a portable RF wattmeter designed to measure forward and reflected power in coaxial transmission lines. It delivers ±5% full-scale accuracy and uses interchangeable slugs for different frequency and power ranges. The unit features quick-change connectors for easy slug swaps, compartments for storing extra elements, and adds minimal VSWR or insertion loss during use. Perfect for field work or test setups.