Tube Amp Doctor TAD PAIR TWO 12AX7A 12AX7A C HIGH GRADE PREMIUM SELECTED

Description

PAIR (TWO) new, factory tested TAD HIGH GRADE , PREMIUM SELECTED 12AX7A C  re-issue tube.  This new production TAD 12AX7 tube is hand-matched in Germany.  These are extremely high quality new production tubes.  The factory describes these as follows
The
perfect
precursor tube!
An all-rounder with a wide frequency range and selected for symmetrical systems.
The tube produces a powerful, dense sound with good gain, tight bass and silky, detailed highs!
Recommended for all functions in amps with moderate gain and high-gain amps from the 2nd stage (V2).
The
RT001
can also be used instead of 7025, 12AX7WA, 12AX7WB, 12AX7LPS, 12AX7EH, ECC83 or E83CC.
This tube type was also used by:
Boogie®, Brunetti®, Diezel®, Engl®, Fender®, Hughes & Kettner®, Koch®, Laney®, Marshall®, Soldano®, Trace Elliot®
Q: must meet a preamp tube What criteria to as
Premium Selected
to be called ?
A: Only those tubes are
labeled
as
Premium Selected
, which passed the following tests:
- Noise test
- Microphone test
- Gain test
- Acoustic tests
- Shock test
- Interception test
- Uniform signal
gain
(
balanced gain
)
Matching- and selection options for pre-amp tubes
Our
matching in pairs
For pre-amp tubes, two tubes have the same signal gain, so all four systems behave the same way.
The
matching in pairs
already includes the
system balance
.
This matching is recommended for stereo amplifiers.
TAD Premium Select / Highgrade tubes include a 6-month warranty (under warranty conditions) for compliance with the above quality criteria.
On Nov-06-19 at 06:20:28 PST, seller added the following information:
Vacuum Tube Values is a Mundorf Premium Partner