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Category Archives: Other

Reviews of various vacuum tubes and related equipment

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Electro-Harmonix 6H30Pi Gold

Posted on December 8, 2020 by tubemaze
1
Electro-Harmonix 6H30Pi Gold

1 Star2 Stars3 Stars4 Stars5 Stars (2 votes, average: 5.00 out of 5)
Electro-Harmonix 6H30Pi GoldLoading...

“sounding more sweet and a bit warm than Sovtek ,but sovtek have better transparency & more dynamic.” Read

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Brimar CV4068/13D3 Black Plates

Posted on November 18, 2020 by tubemaze
1
Brimar CV4068/13D3 Black Plates

1 Star2 Stars3 Stars4 Stars5 Stars (3 votes, average: 4.67 out of 5)
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No reviews found on the web. Read our reviews.

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Tung-Sol 6550 Holes in Plate – USA

Posted on November 8, 2020 by tubemaze
1
Tung-Sol 6550 Holes in Plate - USA

1 Star2 Stars3 Stars4 Stars5 Stars (8 votes, average: 4.38 out of 5)
Tung-Sol 6550 Holes in Plate - USALoading...

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Genalex KT88 England

Posted on November 2, 2020 by tubemaze
1
Genalex KT88 England

1 Star2 Stars3 Stars4 Stars5 Stars (4 votes, average: 4.75 out of 5)
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Electro-Harmonix 6CA7 Russia

Posted on September 13, 2020 by bato
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Electro-Harmonix 6CA7 Russia

1 Star2 Stars3 Stars4 Stars5 Stars (3 votes, average: 4.67 out of 5)
Electro-Harmonix 6CA7 RussiaLoading...

Nikolay sent me a matched quad some time ago. The matching process that he uses produces a very tight set, which is very important if you have a fixed bias amp like I do. Closer the match, the happier the amp – simple as that.

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Edison Mazda Light Bulb – early 1900

Posted on September 2, 2020 by tubemaze
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Edison Mazda Light Bulb - early 1900

Alright, I know that this not a tube, so no need to point that out 🙂

In one of many tube shipments, I found an unexpected treasure – original Edison Light Bulb from the early 1900s.

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Soviet/Russian Tubes Equivalents

Posted on August 26, 2020 by tubemaze
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Soviet/Russian Tubes Equivalents

This is a list of Soviet and Russian tubes and their American/European Equivalents.

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Tung-Sol 6F8G/VT-99 Black Glass

Posted on August 24, 2020 by tubemaze
1
Tung-Sol 6F8G-VT-99 Black Glass

1 Star2 Stars3 Stars4 Stars5 Stars (7 votes, average: 4.14 out of 5)
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Bendix 6106 Rectifier

Posted on August 19, 2020 by tubemaze
2
Bendix 6106 Rectifier
1 Star2 Stars3 Stars4 Stars5 Stars (2 votes, average: 5.00 out of 5)
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Philips ECC40 Wrinkled Glass 1956

Posted on August 16, 2020 by tubemaze
1
Philips ECC40 Wrinkled Glass 1956

1 Star2 Stars3 Stars4 Stars5 Stars (1 votes, average: 5.00 out of 5)
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