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- Part Number: RT512
- Packaging Size: 6.2x6.2x15 cm
- Packaging Weight: 0.08 kg
- UPC: 4251594900900
The Big Bulb Big bulb vintage rectifier tube, used in high-end audio... more
Product information "5U4G TAD PREMIUM SELECTED"
The Big Bulb
Big bulb vintage rectifier tube, used in high-end audio amplifiers but also in modern recto-type amps, such as the Mesa Boogie Double/Triple Recitifer. It can replace the 5U4GB. Its tone is smoother than that of a solid state rectifier.
Substitute for the 5Z3P / 5Z3P-J or 5C3S rectifier tube like used in LABOGA Mr Hector Head.
Q: When does a tube become a Premium Selected tube?
A: All 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
TAD Premium Selected tubes are guaranteed for a period of 6 months (according to terms of warranties) for the quality criteria mentioned above.