A faithfull reproduction of the Mullard/VALVO GZ34 with the perfection of the TAD REDBASE™ series, equivalent to 5AR4, can replace 5U4GB and 5U4G.
Pure power and the typical sag have been the distinguishing characteristics of the most popular guitar amps of guitar heroes since the 1960s.
TAD tubes labeled Premium Selected have passed the following tests:
- Plate Current (PC) and Amplification (TC)
- Low Noise Test
- Microphonic Test
- Sonic Tests
- Shock Tests
- Listening Tests
- Shorts & Leakage Tests
This tube is equipped with a 5V indirect heater and is rated for a maximum capacitive load of 60uf
Open Datasheet - GZ34-STR
REDBASE (TM)
The new TAD Redbase series combines the latest manufacturing technologies with traditional design and flawless quality. The TAD Redbase series is exclusivly built on a TAD production line that has been optimized especially for the TAD Redbase series. At TAD in Germany, the tubes of the STR series receive a special, additional burn-in treatment and formatting process in preparation for the TAD Premium-Matching, which optimizes the quality of the cathode emission and opens up an exceptionally detailed sound structure.
