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We can provide special order made ISO (TANGO) power transformer which use for 117V, 220V, 230V,240.You dont need to use step down transformer as using my amplifier

From now we can provide amplifier with wooden chassis based on order of customer. Please contact for more detail !!!

300B stereo tube amplifier class A1, 10W output

Sales price:
$ 2,850(Listing price is for payment via Paypal, discount 2% if payment via bank transfer)
Shipping fee: $295 (Free shipping fee for all customers have Japan shipping address)

Manufacturer:
OTOMON Lab

Audio amplifier » Tube amplifiers Audio amplifier » Special Order Made
It is stereo SE amplifie using 300B tube as power tube. Output is 12W. Wiring used 50s year western electric wire.

Output transformer is Hirata TANGO XE-20S, prestage tube is 5670 (WE396A), Secondary stage is 42 tube, drive by Western Electric interstage transformer. Rectifier tube is 5Z3, can be changed to 274A without any modification.

Sound is musical and rich. Clean without hum, noise, good for almost speaker.

Specification:

Output : 10-15W / channel .
Noise :0.8mV
Response frequency: Flat from 16Hz to 20K Hz
Distortion: under 0.04% 1W 1K Hz

No noise , no hum. Can be match with almost speaker. With some little change you can easily change power tube to PX-25 or PX-4.

300B tubes is not included.

I include 5670(396A)x2, 42x2, 5Z3' tube, EL-34x1
Click to the image to view it in big size and please read our busines term before making your decision

More detail pictures:

300B stereo tube amplifier class A1, 10W output

300B stereo tube amplifier class A1, 10W output

300B stereo tube amplifier class A1, 10W output

300B stereo tube amplifier class A1, 10W output

300B stereo tube amplifier class A1, 10W output

300B stereo tube amplifier class A1, 10W output

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