4410a520 wattmeter

Ulvin International - Spanish manufacturer of the Tremendus HF power amplifier from 1 to 12 KW PEP, and 5 KW baluns along to Wattmeters and antenna commuters to 5 KW

Gagacom - Amateur radio accessories dealer based in Wehrheim Germany, offer Antennas, baluns, filters, antenna tuners, dummy loads, swr wattmeters by Palstar

ChuckMartin - RF Supply - RF Wattmeters - RF Power Measurement - Bird Wattmeters Telewave - Coaxial Dynamics Wattmeters - Daiwa Wattmeters

Digital SWR Power Meter project - A PIC16F876 based, automatic 1.8 – 60 MHz Digital SWR/WATTmeter capable of displaying both the SWR and P.E.P.power values, with a bar graph on the second line tracking the instantaneous power.

Ten-Tec 1225 peak reading wattmeter - Building the Ten-Tec 1225 peak reading wattmeter

Build a simple RF sampler - Homemade simple RF sampler for the Bird Model 43 Thruline Wattmeter By W3KKC

Inside Those Bird Slugs - Notes on Birds wattmeter slugs

Elecraft W2 Watt Meter Build - N1IC - Elecraft W2 Wattmeter Build (part of Elecraft K3 Build)