Preamp Amplifier Board Headphone Preamplifier DIY Audio Kit Tube Preamplifier

$35.95
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Preamp Amplifier Board Headphone Preamplifier DIY Audio Kit Tube Preamplifier

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Preamp Amplifier Board Headphone Preamplifier DIY Audio Kit Tube Preamplifier

Preamp Amplifier Board Headphone Preamplifier DIY Audio Kit Tube Preamplifier

  • Brand: Unbranded
RRP: $54.00
Price: $35.95
You save: $18.05 (33%)
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$35.95
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Description

Preamp Amplifier Board Headphone Preamplifier DIY Audio Kit Tube Preamplifier

Compatibility Compatibility check: Enter your model to ensure this item fits. Power and tube requirements Input power: single 12V AC input. Tube used: 6J1 tube, which requires positive and negative voltages and a filament supply. Startup and operation Startup behavior: On powerup, a startup boost energizes the tube filament to initiate operation; this boost is part of the initial power sequence. Power quality and filtering Rectification: Includes a rectification stage. Filtering: Uses 8 x 470 uF capacitors for smoothing. Result: Clean power supply with low hum. Benefits and performance Provides a compatible, tubeforward supply solution for 6J1based circuits. Helps ensure stable operation and reduces noise in the power rail. Use scenarios Use in vacuum tube audio amplifiers that require a 6J1 tube with positive, negative, and filament supplies. Use in testing and prototyping 6J1based preamplifier or driver circuits. Use in educational demonstrations of tube power supply design and startup behavior. Notes Please verify model compatibility before to ensure a proper fit.
  • Fruugo ID: 449624380-946266339
  • EAN: 6225081256465

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  • STANDARD: FREE - Delivery between Thu 01 January 2026–Mon 19 January 2026 - FREE

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Manufacturer
The following information outlines the contact details for the manufacturer of the relevant product sold on Fruugo.

  • Guangzhou Jieshi Trading Co., Ltd.
  • Guangzhou Jieshi Trading Co., Ltd.
  • 4, Kejiazhong Lane, Xinke, Baiyun District
  • Room 202
  • Guangzhou
  • CN
  • 510000
  • novax77xstudio@outlook.com
  • 8617623655815

Responsible Person in the EU
The following information outlines the contact information for the responsible person in the EU. The responsible person is the designated economic operator based in the EU who is responsible for the compliance obligations relating to the relevant product sold into the European Union.

  • GLOBEREX SPAIN SOLUCIONES SLU
  • GLOBEREX SPAIN SOLUCIONES SLU
  • CALLE TORCAL, 2，5 D
  • Madrid
  • ES
  • 28041
  • globerexspain@gmail.com
  • 34621668802