Linlai™ Global D Series (aka Dream Series) is the newest addition to the Linlai™ tube lines in 2022.
The D series tubes have tube internal plates coated with Purified Titanium to absorb escaped gas elements during tube operation. Such a design allows better reliability & longevity plus lower noise level of the tubes, and provide a ‘blacker’ sonic background.
This tube has an ‘egg shaped’ glass enclosure. See below dimensions (in mm, to convert to inch, divide the number by 25.4) for reference: