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Brimar CV4003 (12AU7) 1960's Military Grade Vacuum Tube

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Brimar CV4003 (12AU7) 1960's Military Grade Vacuum Tube

The CV4003 Brimar is a precision dual triode tube, widely used in high-fidelity audio equipment and professional radio applications. Its grey plate construction and ring getter ensure stable operation, low noise, and excellent linearity. Fully tested on Amplitrex AT1000 to guarantee reliability, these tubes come in original Brimar boxes and are ideal for collectors and audiophiles seeking top-quality performance.

Archive Assessed, Apos Assured

All Archive tubes are thoroughly tested, inspected, photographed, and inventoried, guaranteeing the quality of each tube that's shipped to customers. All tubes carry an Apos 12-month warranty against manufacturing defects. 

Are the tubes...dusty...?

Because these are genuine New Old Stock tubes, small cosmetic irregularities may be present. These aren't defects but artifacts of vintage manufacturing and decades of storage. They have no impact on reliability or sonic performance.

Specs

  • Brand / Type: Brimar 12AU7 / ECC82 / CV4003 / 12AU7A / 12AU7WA / ECC802, / ECC802S / E82CC / ECC186 / 5814 / 5814A / 6189 / 6067 / CV491 / M8136 / B329 / 13D5 / A2293
  • Plate Type: Gray Plate
  • Getter Type: Ring Getter
  • Made in: England
  • Box Type: NOS in Original Box
  • Tested on: Amplitrex AT1000 Advanced Digital Tube Tested
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From $55.50

Original: $185.00

-70%
Brimar CV4003 (12AU7) 1960's Military Grade Vacuum Tube

$185.00

$55.50

Product Information

Shipping & Returns

Description

The CV4003 Brimar is a precision dual triode tube, widely used in high-fidelity audio equipment and professional radio applications. Its grey plate construction and ring getter ensure stable operation, low noise, and excellent linearity. Fully tested on Amplitrex AT1000 to guarantee reliability, these tubes come in original Brimar boxes and are ideal for collectors and audiophiles seeking top-quality performance.

Archive Assessed, Apos Assured

All Archive tubes are thoroughly tested, inspected, photographed, and inventoried, guaranteeing the quality of each tube that's shipped to customers. All tubes carry an Apos 12-month warranty against manufacturing defects. 

Are the tubes...dusty...?

Because these are genuine New Old Stock tubes, small cosmetic irregularities may be present. These aren't defects but artifacts of vintage manufacturing and decades of storage. They have no impact on reliability or sonic performance.

Specs

  • Brand / Type: Brimar 12AU7 / ECC82 / CV4003 / 12AU7A / 12AU7WA / ECC802, / ECC802S / E82CC / ECC186 / 5814 / 5814A / 6189 / 6067 / CV491 / M8136 / B329 / 13D5 / A2293
  • Plate Type: Gray Plate
  • Getter Type: Ring Getter
  • Made in: England
  • Box Type: NOS in Original Box
  • Tested on: Amplitrex AT1000 Advanced Digital Tube Tested
Brimar CV4003 (12AU7) 1960's Military Grade Vacuum Tube | Apos