2A3 Single End Class A amplifier

[Musik007]

This is our 2A3 single end class A integrated amplifier which is designed and made on the basis of the classic 2A3 circuit, 6SN7 double triode drives 2A3 in class A single end with 5U4G rectifier. The output power is 4W. 2A3 is a direct heated triode, but unlike 300B, the sound of 2A3 is more transparent, dynamic and fast...

 

[Musik007]

Full Music 6SN7 and Shuguang 2A3C.

 

[Musik007]

Shuguang 2A3C and RCA 5U4G rectifier.

 

[Musik007]

This is the hand-made power transformer which was particularly made for 2A3 single end.

 

[Musik007]

Re

 

[Ben cvt]

Pm me price

 

[Musik007]

Please check PM. Thanks.

Pm me price

 

[HPH]

Hi Mr.Tony,
Can you pm price og 2a3 amp

 

[Musik007]

Hello,

Please check pm for reply.

Thanks,
Tony.

Hi Mr.Tony,
Can you pm price og 2a3 amp

 

[HPH]

Hi Mr.Tony,
can you please advice more infos of 2a3 amp such as chassis, transformer,..
Thanks

 

[Musik007]

Hello,

The 2A3 SE uses EI96 power transformer at AC input 220V. The output transformers are EI86 and the first impredace is 2.5K ohm. All the transformers are handmade. The chassis is steel panel in 2mm thickness.

Thanks,
Tony.

Hi Mr.Tony,
can you please advice more infos of 2a3 amp such as chassis, transformer,..
Thanks

 

[Musik007]

Hello,

We are the distributor of PSVANE and now we can supply PSVANE 2A3-TII tubes. PSVANE 2A3-TII is a direct-heated cathode power triode which can directly replace with standard 2A3 tube.

The PSVANE 2A3-TII has a very high quality of materials such as smoke glass and china tube base. The manufacturing process is unique and all the tubes are factory tested and matched pair. The sound performance of PSVANE 2A3-TII is amazing.

The 2A3-TII are 100% brand new and nicely packed in luxury gift box.

Our price of PSVANE 2A3-TII is USD289 per pair +shipping cost.

Dealers in worldwide are welcome.

Cheers,
Tony.

 

[Musik007]

A new 2A3 single end integrated tube amp is being built. These are power transformer and output transformers for the 2A3 SE tube amp.

 

[Musik007]

Oakwood chassis for 2A3 SE tube amp.

 

[HPH]

Hi Tony,
Very interesting, please update

 

[Musik007]

Hi Tony,
Very interesting, please update

Update. 🙂

 

[Musik007]

Update

 

[Musik007]

Finished 🙂

 

[Musik007]

Twin Audio Sinfonia series 2A3 class A single end integrated amplifier is a classic handmade tube amplifier which provides high quality performance and affordable price.

 

[HPH]

Hi Tony,
Any plan to trial 2a3 with Alpair 10p?
Thanx