Premium British-inspired Valve Excellence
Telefunken’s Black Diamond EL34-TK power tubes are purpose-made to optimize the sound of your British-style amplifier, boasting the ability to handle slightly higher grid voltage than a standard EL34. These top-quality tubes are built in partnership with JJ Electronic of Slovakia — one of the very few brands still building new tubes today, and certainly among the most revered. Moreover, all Telefunken Black Diamond tubes are subject to rigorous testing to ensure their quality, including cryogenic treatment and an extensive burn-in process. Upgrade your amplifier with Telefunken’s EL34-TK power tubes, and you’ll be rewarded with ultra-long-lasting longevity and legendary British valve vibrance.
Built to exacting Black Diamond standards
Produced in partnership with JJ Electronic of Slovakia, Telefunken’s Black Diamond vacuum tubes are engineered to deliver a rich, harmonic-dense sound and superior performance. From big-bottle power tubes to preamp tubes, every model within the series undergoes rigorous testing before it makes its way to Sweetwater, including cutting-edge cryogenic treatment and a thorough burn-in process. Top-quality tubes are crucial to make the most of your amplifier’s tone. Lock in a set of Telefunken’s Black Diamond tubes, and you can rest assured that your valve-powered head or combo will perform at its peak.
Telefunken EL34-TK Features:
- Premium EL34 power tubes, crafted in conjunction with JJ Electronic of Slovakia
- Rigorously tested to ensure peak performance, including cryogenic treatment and a lengthy burn-in process
- Outfits your amplifier with the best of British-style amplification, boasting firm lows and sweet, smooth midrange
- Perfect for upgrading the sound of your British-style amplifier
