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Electronic Marvel - high power and radio tubes


Resilient, Reliable but not eco-friendly – that’s the electronic marvel of the last and current century – the vacuum tube. Through the last 100 years the biggest breakthroughs in thermionic tube or valve designs were the multi-electrode devices, from triode, to tetrode to pentode and of course the multi electrode hex-heptodes. All of this was before the […]

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