Up for sale are 2 Sylvania JAN 6189W 12AU7 Tubes.

Constructed with gray plates, copper grid posts, & a top halo getter. 

Tube/tubes may have faded/missing labels - see pics.

Tested on our calibrated TV-7A/U at 86/90 & 86/88 where 56/56 is the minimum. 

Free domestic shipping included. 

When we offer international shipping. We combine shipping cost. Wait for updated invoice after making your purchases.