Available for purchase is a premium vintage Philips 6V6GT/G power tube. This unit features the classic Black Coated Glass and Black Base construction, representing the high standard of European vacuum tube manufacturing during the golden era of audio.

Tested on the Amplitrex AT1000, the results below follow the Percentage Method relative to factory design-center specifications (Ip = 45.0 mA / Gm = 4100 µMhos). This tube shows excellent health, testing at nearly 90% emission and transconductance, making it an ideal choice for high-end audio restoration.