OTOMON Laboratory　(音門ラボ) / Western Electric 91B type PX25 SE stereo tube amplifier class A1 with All Tamura transformer

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Western Electric 91B type PX25 SE stereo tube amplifier class A1 with All Tamura transformer

We can provide power transformer which use for 117V, 220V, 230V, 240V.
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I will give discount 10% or more for all item in my eBay listing, contact me for more detail

Western Electric 91B type PX25 SE stereo tube amplifier class A1 with All Tamura transformer

THIS ITEM WAS SOLD OUT

Manufacturer:: OTOMON Lab

Audio amplifier > Tube amplifiers Audio amplifier > Special Order Made

It is mono block amplifier x 2, western Electric 91B type, prestage is 310A, secondary stage is 310A, driven by interstage transformer Tamura B-5002. Tubes are not included.

All transformers using in this amplifier are Tamura, output is F-2007, power transformer is PC-3004, interstage trasformer is B-5002. Condenser are oil condenser, make the sound very clearly and beautiful. All transformers was discontinued by Tamura, so it really rare item. All wiring using inside amplifer are 50s year Western Electric. Only part cost at least 3000USD. Sound is powerful in low stage, vivid and natural in middle and high range. It can be matched with all genre of music even Jazz or classical.

Output : 15W / channel . Noise :0.3mV

No noise , no hum. Can be match with almost speaker. With some little change you can easily change power tube to 300B or PX-4.

Tubes are not included.

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