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JJ Electronics 12AT7/ECC81 Slovakia Preamp Tube

$30.36 $37.95

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SKU: SYDN69759933

Known for exceptional tone, clarity, and durability, the JJ 12AT7/ECC81 is a medium-gain dual triode tube ideal for use in preamp sections, reverb drivers, and hi-fi systems. Manufactured in Slovakia with strict quality control, this tube delivers warm, articulate sound with low noisemaking it a favorite for guitar amps and audio gear.

Whether you’re upgrading your amp or restoring vintage gear, JJ tubes are trusted by professionals and tone purists alike.

Features

  • Rich tone and low microphonics
  • Warm and articulate response
  • Ideal for preamp, reverb, and hi-fi applications
  • Manufactured by JJ Electronics in Slovakia

Specs

  • Tube Type: 12AT7 / ECC81
  • Configuration: Dual triode
  • Gain Rating: Medium (typically ~60% of 12AX7)
  • Heater Voltage: 6.3V or 12.6V
  • Heater Current: 300mA @ 6.3V | 150mA @ 12.6V
  • Plate Voltage Max: 300V
  • Transconductance (Gm): ~5500 mhos
  • Typical Plate Resistance: ~15,000 ohms
  • Base Type: 9-pin (Noval)
  • Socket Compatibility: Standard 12AT7 / ECC81 sockets
  • Applications: Guitar amp preamp stages, reverb drivers, studio gear, hi-fi audio
  • Country of Origin: Slovakia
  • Quantity: Single tube

Shipping Info Standard Shipping
Cost: $25/Free Shipping We offer free shipping on orders over $30. Please check the free - shipping eligibility at checkout.
Delivery Time: It usually takes [3-5] business days for standard shipping. Please note that this is an estimated time frame and may be affected by local holidays, and unforeseen circumstances.

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