Two GE 5814A 12AU7A Tubes NOS Support Rods GM%: 86/90 90/90 AMPLITREX
Two Excellent GE 5814A 12AU7A Tubes. NOS 5814A Tubes. GE “5814A” Acid Etch. Tested on an AMPLITREX Tube Tester on Fixed Bias. Excellent Results from Testing on the AMPLITREX AT1000 Tube Tester. AMPLITREX AT-1000.
