2 45 NATIONAL UNION HiFi Radio Amplifier Vintage Vacuum Tubes Matching Codes HR. Both tubes have identical construction and matching codes HR. Tubes Tested on a TV-7D/U Tester. 47 is Minimum (47=65% of a new tube). Tubes Test New 80 and 80. The item “2 45 NATIONAL UNION HiFi Radio Amp Vintage Vacuum Tubes Matching Codes HR NOS” is in sale since Monday, December 24, 2018. This item is in the category “Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Parts & Accessories\Vintage Tubes & Tube Sockets”. The seller is “singerhousesound” and is located in Sugar Loaf, New York. This item can be shipped worldwide.
- Type: NOS Tubes
- Brand: National Union
- Country/Region of Manufacture: United States