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6SA7 Tung-Sol Vacuum Tube Matched Pair
Tested 1000 and 1025 µmhos respectively on a Hickok 752A where minimum is 475 ..
$19.99 USD
Tung-Sol 12AX7 Vacuum Tube
Tested 325/325 on Hickok 752A where minimum is 200. The 752A is noted for giving a low reading ..
$29.99 USD
Tung-Sol JTL-5687 Vacuum Tube Matched Pair
#1 Pair tested 1000/1000 & 1000/1050 µmhos results from Hickok 752A. Min is 475 #2 Pair is ..
$47.99 USD
Tung-Sol JTL-5687 Vacuum Tube Quintet
All tubes tested very strong on a Hickok 752A, where the minimum good is 475 Results are: 950/1..
$54.99 USD
TUNG-SOL Type 1603 NOS Vacuum Tube
May be a 6 volt Western Electric 310A and a direct drop in for a WE 428ATested 750 on Hickok 7..
$129.99 USD