Category: Blog

What is Django or TVC ?

Django Reinhardt played guitar with two only fingers on the left hand due to an early injury. He turned this liability into an asset by inventing new fingering for jazz chords, fingering that inspired the great jazz guitarists that followed and is still used today. The Django transformer line stage also takes a creative approach […]

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About us

About us We specialize in supplying premium quality electronic components and hardware for building turntables, passive preamps, tube amplifiers and speakers. We supply to end users, hi fi dealers and manufacturers. We started by selling the 300B power amplifier kit in 2004. We upgraded amps by replacing key components with premium parts like silver wire, audio note capacitors, […]

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Test Reports of In Stock TJ 300B

Tubes In Stock Tubes under testing

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Shipping

International Shipping (1) FedEx or UPS Envelope For documents or slim items Low or no commercial value (2) FedEx Pak Maximum 2.5kg A FedEx pack is about 5600 cubic cm. Good for one pair of 300B. Cheaper than FedEx Box (3) FedEx or UPS Box For each kg, FedEx allows maximum 5000 cubic cm while […]

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Affordable Courier Shipping Is Available Now

Cost of international shipping via UPS/Fedex is starting from $16 (to Asia) to $26 (to US)

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Our tube test

A common way to test the tube is to measure the plate current at a certain voltage. However that measurement cannot tell the whole picture. Therefore we test our tubes in a better way – using a curve tracing test.

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Shipping Options

International Mail Shipping rates of small parts less than 1cm thick are starting at: East Asia: $9 – 11 Australia & South Asia $16 Europe : $22 – $24 North America : $17 Russia : $29 Shipping rates of parts less than 0.5kg are starting at: East Asia: $13-18 Australia & South Asia $25 Europe […]

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New Website

What’s new in this new website? Smooth and easy checkout process because of stable framework. Comments from users are displayed in the product page. Blog is integrated to the website for more frequency update.  

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TJ 300B solid plate vs mesh plate vs 300B/Se vs 300B/CNE vs 300B/Q

Mesh plate 300B was developed in 2001. It’s one of the most matured tubes from TJ. It is popular for its warm sound. This was the one reviewed in EnjoyTheMusic.com. Mesh plate 300B is available in globe shape and ST (dome) shape. 300B/SE was developed in 2005. “Our panel agreed that the new carbon plate SE […]

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