Made in the United States, this unit has been tested for quality and reliability.
(2) Groove Tubes GT-ECC83-S Premium Tubes Excellent Cond Tests NIB Amplitrex
Tested on an Amplitrex AT1000. (2) Groove Tubes GT-ECC83-S Premium Preamp Tubes | Excellent Condition |.
(2) Groove Tubes GT-ECC83-S Premium Tubes Excellent Cond Tests NIB Amplitrex
Tested on an Amplitrex AT1000. (2) Groove Tubes GT-ECC83-S Premium Preamp Tubes | Excellent Condition |.
Pair Groove Tubes 12AX7S ECC83 Audio Tube Tests Strong 2011/2014
The Groove Tubes 12AX7 R ECC83 Audio Tube is a vintage vacuum tube produced in the United States. This unit is a single 12AX7 model known for its strong performance, making it a desirable choice for vintage audio enthusiasts looking to enhance their audio experience. With a focus on quality and authenticity, this product offers a reliable and high-performing option for those seeking to add a touch of nostalgia to their vintage audio setup. Test like new two tubes available one per sale
GT Grove Tubes Premium 5AR4 Rectiifer Tube (NEW) Made In Russia
Up for sale is NEW, never been used GT (Grove Tube) Premium 5ARr Rectifier Tube. All logos intact.
2x Groove Tube Premium Vacuum Tubes GT-6V6-R 12 To 18 Watts For Guitars & Amps
Doesn’t come with boxes,they have minimal wear
Groove Tubes Gold Series Performance Matched EL34 Power Tubes Duo GT-EL34-MD-L
Groove Tubes Gold Series Performance Matched EL34 Power Tubes Duo GT-EL34-MD-L. 2 each per box.
1X Groove Tube 12AX7 / ECC83 – Amplitrex Verified – 30 Day Returns
1X Groove Tube 12AX7 / ECC83 – Amplitrex Verified See Pictures for sample Test Scores – Please note that the Groove Tube you receive will include printed test scores in the 85% to 100% plus spec range. All tubes are tested and matched on the Amplitrex AT1000 digital tester, in Fixed Bias mode. Buy with confidence – I accept 30 Day returns. For best results – before you install your tubes be sure that your power is off, that the tube sockets are tight and cleaned periodically with a product like Detoxit 100%.