5U4G CV575 TEN made in USA
Original Box Amplitrex Tested 4 Pcs
WHAT YOU SEE YOU BUYUp for sale 1 Matched QuadNOS NIB 5U4GB TEN
Made in USA
Halo Ring Getter
Clear Glass, Black Base
New In Original Box
The Photos listed above are of actual Tubes which you are buying
Tested Advance Digital Tube Tester Amplitrex AT1000
Sr.No.1941002 .A FWD=23V A REV=398VB FWD=24V B REV=398VSr.No.1941001 .A FWD=23V A REV=397VB FWD=25V B REV=398VSr.No.1941004 .A FWD=25V A REV=398VB FWD=24V B REV=398VSr.No.1941003 .A FWD=24V A REV=397VB FWD=24V B REV=398VCustom duties and taxes is the responsibility of the buyer in their country
About Us 
We specialized in thoroughly tested and screened quality vacuum tubes.
We have various type of valves and tubes testers Like Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube tester, AVO Type 160.
We have been in the valve and tube Business Since 1970's.
Previously we were better Known as a Wholesaler, but recently. We are offering more retail items.
All items are tested and guaranteed, supplied.
We have Approximately 3,00,000 Valve and Tubes in Stock.