I used to own a Yaesu FT-857D, three of them, in fact. With them I made all sorts of contacts: straight contacts, QRP digital contacts, mobile FM contacts, and they even pushed my FL2100Z amplifier to full output when I needed to. I loved them and trusted them. While the screen might have been a…
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LED Lamp Behaviour
So I got my hands on some of these 12 volt LED lamps (chips / modules / lights / whatever) and since I had enough to burn one or two “by accident” I thought I should spend a few minutes to get to know them better. I’m not referring to your regular little round 1.2…
