Bird 43 Wattmeter
UHF Jacks

Recently Sold Used

The Bird Model 43 THRULINE® directional wattmeter is a portable insertion-type instrument for measuring forward and reflected power in coaxial transmission lines. It will accurately measure RF power under any load condition. Plug-in elements are available to fit your frequency and power needs. The more common ones are listed below.

The Bird Model 43 N is shown left with optional elements (sometimes called slugs). This model features female N connectors for input and output.

The plug-in elements (slugs) determine the power rating and frequency range of the Bird 43 wattmeter. A few common ones are listed below.

Special Note:
We no longer stock Bird meters, but we do have the accessories listed below.

Order #	Model	Range	Power	Price	Order
	50H	2-  30 MHz.	50 Watts	Not in stock
	100H	2-  30 MHz.	100 Watts	Not in stock
	250H	2-  30 MHz.	250 Watts	Not in stock
#1764	500H	2-  30 MHz.	500 Watts	$149.98
	1000H	2-  30 MHz.	1000 Watts	Not in stock
	2500H	2-  30 MHz.	2500 Watts	Not in stock
	100A	25-  60 MHz.	100 Watts	Not in stock
#3065	500B	50-125 MHz.	500 Watts	$  49.98
	25C	100-250 MHz.	25 Watts	Not in stock
	50C	100-250 MHz.	50 Watts	Not in stock
	100C	100-250 MHz.	100 Watts	Not in stock
	250C	100-250 MHz.	250 Watts	Not in stock
	50D	200-500 MHz.	50 Watts	Not in stock
#4427	100E	400-1000 MHz.	100 Watts	$  69.98

Order #	Item	Photo	Description	Price	Order
	EC-1 NEW		Carry case for 12 elements. Black plastic with pressure valve. Elements not included. Click here for MORE INFO.	Not in stock
#1752	4240-050		Quick change connector. UHF Female	$14.98
#1753	4240-062		Quick change connector. N Female	$15.98
	4300-400		Peak Power Adapter Kit Installs in 15 minutes without soldering. Read true peak power at ± 8% of full scale accuracy. Requires two 9 volt batteries. VIEW	Not in stock