Home

Explore

View Cart

Deals

Saved

Suggested searches

Plant-based protein powders
Vegan leather handbags
Bedroom decor
Waterproof jackets
Hoodies

Learn more about how we use your data to personalize your experience and ads. Recommendations are for informational purposes only.

DT

Doug's Tubes

Products

Products

Doug's Tubes

Preamp Tonekit 12AX7 (5)

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

$116.80

Color

Black

Quantity

Product description loading

Product description loading

This is the product description text that will appear here.

Shop is the next step on our mission to make commerce better for everyone.

Start selling

For brands

For creators

Build your store

Information

Shop Pay

Help center

Social

X (Twitter)

Instagram

Legal

Terms of Service

Privacy Policy

Your Privacy Choices

Powered by

|

Start selling for free

Language

© Shopify Inc. 2026

Purchase at Doug's Tubes

Description

Keep it simple with the basic 5 x 12AX7 JJ preamp tube kit or try some tube rolling. This is a the "5 12AX7" version of the Doug's Tubes preamp tube cocktail kit and we've received great feedback on it. The tonekit allows hi-fi and guitaris...

Reviews

5.0

1 rating

5

4

3

2

1

Best place to go for all your tube needs

Steven · April 9, 2023

Delivery & Returns

Doug's Tubes

5 (23)

More from Doug's Tubes

Ruby 6L6 GCMSTR

Ruby 6L6GCMSTR

(1)

Preamp Tonekit 12AX7 (4)

Preamp Tonekit 12AX7 (6)

(1)

Preamp Tonekit 12AX7 (7)

Egnater Tweaker - 15 watt - Tube Kit

ANOS Telefunken 12AX7/ECC83

(1)

Mullard 12AT7/CV4024

Mullard 12AT7 / CV4024

Ruby 12AX7 AC7 High Grade

Ruby 12AX7AC7 HG

Mesa Boogie Lonestar Special - Tube Kit

Penta KT66

Penta KT66

ANOS 5Y3GT

Sylvania OC3

Related to Doug's Tubes

Tube World Express

5

(27)

6FM7 GE NOS (2 in stock) (Dennis Had Inspire preamp)

(!!!) (BEST PAIR) JHY-0B2WA CBS NOS 1960 (neon gas) (1 pair)

6U5 Sylvania Tuning Eye NOS 1940's (1 in stock) (bright eye)

(!!!!!) (BEST Overall Value) 5Y3GT Philips Holland NOS 1960's (6 in stock) (Fender, Supro, Victoria, Decware) (Best Sound for the money)

(2)

60FX5 US Brands and Japan NOS (4 in stock)

7984 GE NOS (13 in stock)

5703 Raytheon NOS 1950's (5 in stock)

Ceramic top cap for 310A / 328A / 807 / 837 / VT61 / EY500 (4 in stock) (Made in China)

0C3 RCA NOS 1957 argon

(!!!!) (Best Pair #1) 6U8A Philips by Sylvania NOS 1986 (16.8/8.6ma and 17.5/8.5ma) 1-3% matched

(!!!!!) (Best Pair #2) 6J5GT Ken Rad black round black plates NOS 1942 (9.6ma and 10ma) 1-3% matched

(!!!!) (Best Single 1956) ECC82=12AU7 Siemens Halske "Long Ribbed Plates" and large/wide "U" getter branded Haltron 1956 (10/9.2ma) (k62 series) (High Gm) (rare)

Apos

4.6

(2.7K)

Apos Audio Apos Headphone Amp (Tube) Apos x Community Gremlin Tube Amp

Apos x Community Gremlin Tube Amp

(105)

Apos Audio FiiO Speaker Amp FiiO Jade Audio LEVEL 1 Power Amplifier

FiiO Jade Audio LEVEL 1 Power Amplifier

(2)

Apos Audio Apos DAC (Digital-to-Analog Converter) Apos x Community Druid R2R DAC

Apos x Community Druid R2R DAC

(22)

Apos Audio Apos DAC (Digital-to-Analog Converter) Stacker for Gremlin Amp and Merlin DAC

Stacker for Gremlin Amp and Merlin DAC

(18)

Apos Audio FiiO DAC (Digital-to-Analog Converter) FiiO Warmer Desktop R2R Tube Buffer and DAC

FiiO Warmer Desktop R2R Tube Buffer and DAC

(25)

Apos Audio FiiO Headphone DAC/Amp FiiO KA11 Silver

FiiO KA11 Dongle DAC/Headphone Amplifier

(3)

Apos Audio FiiO DAP (Digital Audio Player) FiiO CP13 Cassette Player Transparent

FiiO CP13 Cassette Player

(10)

Apos Audio Apos Cable Apos Flow Balanced XLR Cable (Pair)

Apos Flow Balanced XLR Cable (Pair)

(44)

Apos Audio TOPPING Headphone DAC/Amp TOPPING DX1 II Gaming Headphone DAC/Amp

TOPPING DX1 II Gaming Headphone DAC/Amp

Apos Audio Ray Tubes Vacuum Tube Ray Tubes 12AU7 SELECT Vacuum Tube

Ray Tubes 12AU7 SELECT Vacuum Tube

(72)

Apos Audio FiiO CD Players & Recorders FiiO DM13 Portable Stereo CD Player

FiiO DM13 Portable Stereo CD Player

(8)

Apos Audio Apos Cable Apos Flow Headphone Cable for [HIFIMAN] 3.5mm | Sundara / Ananda / Arya / Susvara / Susvara / HE1000SE / HE400i / HE400s / HE1000 V2

Apos Flow Headphone Cable for [HIFIMAN] 3.5mm | Sundara / Edition XS / Ananda / Arya / Susvara / Susvara / HE1000SE / HE400i / HE400s / HE1000 V2

(67)

Audiophile Shop AU

4.1

(10)

10% off

TRUTHEAR HEXA 1DD 3BA In-Ear Headphone

A$125.99A$139.99

2% off

TRUTHEAR x Crinacle ZERO: RED Dual Dynamic Drivers In-Ear Headphone

MOONDROP ARIA 2 In-ear Headphone

KZ ZSN pro X 1BA+1DD Hybrid Technology Drive Dual Magnetic Moving Coil Silver Plated In-ear Earphone - No Mic - Audiophile Store

16% off

KZ ZSN pro X 1BA+1DD Hybrid Technology Drive Dual Magnetic Moving Coil Silver Plated In-ear Earphone

TOPPING DX5 II Dual ES9039Q2M Desktop DAC & Headphone Amplifier

MOONDROP ECHO A Portable USB DAC/AMP

MOONDROP CHU 2 DSP Type-C In-ear Headphone

TRUTHEAR x Crinacle Zero: BLUE2 Dual Dynamic Drivers In-ear Headphone

MOGAMI 2549 Balanced Interconnect XLR Cable (Tuned Pair)

Furutech FS-303 Audio Grade U-OFC (16AWG) Speaker Cable - Per Metre

MOONDROP OLD FASHIONED 40mm Dynamic Driver On-ear Headphone

XENNS Mangird Top Pro Hybrid In-Ear Monitors

I

IanCanada

4.9

(364)

Coaxial cables and connectors

(1)

SC-Pure Extremely-low Phase Noise Audio Clock

(31)

Standoff Screw Pin sets

(2)

Additional Control Cables

(3)

8% off

FifoPi Q7III Flagship I2S/DSD/DoP FIFO Re-clocker/Isolator

(36)

UcConditioner

(26)

CmChoker Common Mode Noise Filter for Audio Power Supply

(3)

#49B. MonitorPi Pro Integrated control center and signal analyzer

(7)

23% off

#48B. PurePi II2026 5V+3.3V ultracapacitor/LifePO4 battery power supply combo with ultracapacitors/battery holders pre-installed

(19)

StationPiCM5 Six-In-One Multifunction CM5 Audio Base Adapter

(5)

LinearPi Pro high-current ultra-low noise Linear power supply full SMT

(12)

#61C. ON/OFF control switch with cable, fully finished

(5)

Discover top brands

Mandala Scrubs

Exclusive offer available

Mandala Scrubs

4.6 (11.2K)

Fashion Nova

4.3 (428.9K)

Princess Polly USA

Princess Polly USA

Princess Polly USA

4.5 (408.3K)

Rockstar Original

Rockstar Original

Exclusive offer available

Rockstar Original

4.6 (181.7K)

32 Degrees

4.7 (227.9K)

OOFOS

Exclusive offer available

OOFOS

4.5 (176.8K)

Culture Kings US

Culture Kings US

Culture Kings US

4.7 (147.1K)

Exclusive offer available

The GLD Shop

4.7 (168.4K)

Little Sleepies

Exclusive offer available

Little Sleepies

4.9 (401.6K)

Aviator Nation

Exclusive offer available

Aviator Nation

4.5 (92.3K)