Two cheap QRP PAs for the 2.4 GHz uplink satellite QO-100

OK1UFC power booster wifi

Mira OK1UFC described two possibilities of how to use cheap small power amplifiers for boosting signal on 2.4GHz. If you love QRP and don’t mind the reports you receive for weaker, but sufficient signals on the QO-100 satellite for communication, you have several options for which PA to get. Link on original article <link> Enjoy reading!

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Directional Couplers: Their Operation and Application

Mini Circuits directional coupler

Interesting article from Mini-Circuits Blog: Directional couplers are an important type of signal processing device. Their basic function is to sample RF signals at a predetermined degree of coupling, with high isolation between the signal ports and the sampled ports — which supports analysis, measurement and processing for many applications. Since they are passive devices, they also operate in the…

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