The Three Mullards (Take II) – 12au7

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The Three Mullards (Take II) - 12au7

And today was a turn of 12au7 from Mullard. I had to finish that Mullard story in one sitting 🙂 This time I decided to roll three very distinctive – kind of the hill – tubes. Mullard Long Plates, Mullard Box Plates & Mullard Short Plates. The results were quite interesting – and Yes i did enjoy that roll a lot!

Mullard 12au7 Short Plates – this tube could be had for practically nothing on Ebay – $8-10. Which is amazing considering the quality it brings to any system that uses 12au7. This is the signature Mullard sound with very sweet mids and very relaxed presentation – there is not iciness in the music produced by the tubes. You just sit down and listen and enjoy.

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The three Mullards – 12ax7

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The three Mullards - 12ax7

Recently I got curious about a sound of tubes produced based on the same technology and in some cases the same equipment, but in different places. One of the reviews was dedicated to EI 12ax7 produced on Telefunken’s equipment and the results were not equal at all.

This time I looked at Mullard’s 12ax7 production from UK, India & Canada. Now the process was supposed to be controlled by Mullard and technology should nave been used the same, so the results should be very similar – they are not.

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