Price further reduced. Price reduced again. Rare find mint nos Coaxial Dynamic wattmeter model #81000A which is the equivalent of the Bird 43 wattmeter. It’s complete with the factory manual. Asking $225  or best offer for the meter alone, slug elements are ex tra.  Also have following new elements available at $100 each. 10 watts, 100-250 mhz, 50 watts 200-500 mhz, 5 watt 200-500 mhz, 50 watts 100-250 mhz, 250 watt 2-30 mhz