Vacuum Tube 2A3C Shuguang Replace Replace 2A3 2A3B High Reliability Precise HIFI Audio

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Shuguang Vacuum Tube 2A3C Replace 2A3 High Reliability Precise HIFI Audio Model No: 2A3C It is a direct-heated cathode mid-power double triode that is used for A1 and AB1 amplification. 2A3C adopts a slender tube core with a double-layer mica sheet structure, and is equipped with a high-transmittance 300B glass...

Important: Import duties, taxes and other customs related charges all are not included into shipping cost . Buyers bear all responsibility for all extra charges incurred (if any).

Shuguang Vacuum Tube 2A3C Replace 2A3 High Reliability Precise HIFI Audio

Model No: 2A3C

It is a direct-heated cathode mid-power double triode that is used for A1 and AB1 amplification.

2A3C adopts a slender tube core with a double-layer mica sheet structure, and is equipped with a high-transmittance 300B glass bulb, a new type of spring filament fixed, ultra-high vacuum exhaust, stable and reliable, and looks exactly like 300B in appearance. But it has a lot of lovely details. The double-layer fixed mica sheet makes the inside stronger and controls the generation of the microphone effect. The transparent quartz glass shell is decorated with pure gold pins, which is very big and lovely. Still a unique musical performance.

Shuguang first introduced 2A3B, which adopts a single screen design. The filament adopts a high-strength spring hook structure, which overcomes the method of fixing the original 2A3 filament by using atop mica sheet. The original structure 2A3 is due to the thermal expansion of the filament during operation. , It may cause the filament to loosen and make the output unstable. The new 2A3B has absolutely no such situation, and the output power has also been increased, and the upper and lower mica sheets have adopted the anti-leakage design, which greatly solves the leakage noise formed by 2A3. Its stability is very good, and the workmanship is exquisite.

2A3C is a tube type similar in structure to 2A3B. It uses a 300B-98 glass envelope. The core is fixed with three layers of mica. Its shock resistance is good. Like 2A3B, the music is sweet and smooth, with rich layers. It is a medium and small power HIFI. The choice of audio. Its appearance is exactly like 300B-98, which makes people enjoy visual enjoyment while enjoying wonderful music. The two tubes 2A3B/2A3C can be substituted for each other.

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1. One year Manufacturer`s limited Warranty for defective items (excluding items damaged and/or misused after receipt). Accessories come with a 3-month warranty.

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