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| Twin Audio Twin Audio is a manufacturer of hand made audiophile tube amplifiers. |
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#1 |
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diyAudio Member
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We can order power transformers of tube amplifiers for Diyer. The steel core of transformers is EI cores including H14 and Z11.
The following is one of our power transformer using at EL34/6CA7/KT66/6L6 single end amplifier. The AC inputs have been made in 100V and 220V so the transformer can be used in Japan and European countries. The power is 250VA. The steel core is EI H14 in 0.35 mm thickness and the core size is 96x67mm. Outputs: 300V-0-300V(250mA), 6.3V/4A x 2 and 5V/4A x 1 The 5V/4A filament supply is for 5V rectifier like 5AR4, 5U4G and 5R4G, etc. Net Weight: 4 KG The power transformer is made in Hong Kong. Price: USD108/pc ![]() ![]()
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#2 |
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diyAudio Member
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It is a heavy transformer with net weight 4 kg.
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#3 |
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diyAudio Member
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These are fine quality 0.35mm H14 EI steel cores.
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#4 |
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diyAudio Member
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Inputs and outputs of the power transformer.
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#5 |
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diyAudio Member
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This power transformer is using on this 100V EL34 single end amplifier.
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