Jim W6LG tests his homebrew amplifier at 1500watts output using a homebrew sampler and TinySA. The results are very good at -45dB and -46dB with careful tuning for maximum output and help from George W6BDD. The Elecraft KPA-500 had surprising results.
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You can see Jim W6LG as a cohost, health permitting, on Amateur Radio Roundtable every Tues night on w5kub.com at 2100Eastern, 2000Central, 1800Pacific and 0200z. You can see more information about Tom Medlin and the others by going to W5KUB.com.
Watch video -35dB Was Not Enough So New Test of a Homebrew Linear Amplifier at 1500Watts Output w/Jim Heath W6LG online without registration, duration hours minute second in high quality. This video was added by user Jim W6LG 11 January 2024, don't forget to share it with your friends and acquaintances, it has been viewed on our site 1,16 once and liked it 15 people.