Vacuum Tube - ECC83-WA, Tube Amp Doctor, Premium Selected

Tube Amp Doctor (TAD)
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Vacuum Tube - ECC83-WA, Tube Amp Doctor, Premium Selected

In Stock
Quantity in stock: 71

The TAD ECC83 WA Selected provides a stunning warm tone, thick midrange and sweet natural harmonics. We designed it with a triple mica construction for low noise performance. Perfect for clean or moderate gain preamps as well as for high-gain amps from V2 position. Its great dynamics, low noise operation and balanced warm tone make the TAD ECC83 WA to be an excellent all-rounder with great value for money.

- smooth top end
- full gain
- fat mid range
- tight low end
- very low microphony
- low noise
- balanced systems
- triple mica construction
- replaces: 12AX7, 12AX7A/WA/WB/WC, ECC83, 7025

The TAD ECC83WA Premium Selection is recommended for most applications for low microphony performance.

Q: When does a preamp tube become a Premium Selected tube?

A: All preamp tubes labeled Premium Selected have passed the following tests:
- Low Noise Test
- Microphonic Test
- Gain Test
- Sonic Tests
- Shock Tests
- Listening Tests
- Balanced Output Test

RoHS Compliant
Item ID:
Tube Amp Doctor Part Number:
Tube Amp Doctor (TAD)
Product Measurements by Type
Body Height51 mm
Bulb Temperature160°C
Cathode Current (Ik)8 mA
Cathode to Heater Voltage≤ 150 V
D.C. Grid Voltage, negative-55 V
D.C. Grid Voltage, positive0 V
D.C. Plate Voltage330 V
Grid to Cathode Capacitance (cg/k)2.0 pF
Grid to Heater Capacitance (cg/h)2.0 pF
Grid to Plate Capacitance (ca/g)1.8 pF
Heater Current0.15 / 0.3 A
Heater Voltage6.3 / 12.6 V
Item Diameter22.5 mm
Item Height58 mm
Plate Dissipation (Wa)1.2 W
Plate to Cathode Capacitance2.1 pF
Packaging Information
Packaging Dimensions0.8 in. × 0.8 in. × 3 in.
Weight (Packaging)0.04 lbs.

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Specifications, Files, and Documents

PDF: Specification Sheet Specification Sheet152.76 KB

Questions and Answers

Click each question to see its answers.
Asked by Anonymous on September 22nd, 2017.
Matt H
September 22nd, 2017
According to our Tube Substitution Handbook, there are no substitutes for the 6350.
Asked by Anonymous on August 10th, 2018.
August 10th, 2018
Staff Member
These tubes are manufactured in China, sent to Germany for rigorous testing, and all tubes that pass the testing are labeled Tube Amp Doctor tubes.

Product Reviews

5.00 out of 5 based on 1 reviews
- February 28th, 2020
5 out of 5

Great replacement set for Revv generator 120