On sale is one matching quad of Ken Rad JAN-CKR-6SN7GT VT-231 vacuum tube. Tubes are vintage and used lightly. Tubes have been sound tested by a 300B SE amplifier, they sounded good without any issue, their Trans conductance percentage have been tested by a TV-2/CU tube tester, the readings were 88/91, 90/91, 87/86 and 90/93 out of 100/100, Tubes come with 7 days trial period; Refund will be the price of the tubes only. Buyer pays all shipping. Please check pictures and ask questions.
The rating of condition is based on the test reading.
Shipping cost is $9.00 for the inner 48 states via USPS Priority. Outside continental US rates vary.
Insurance is optional.
For international buyer, please contact us before any offer.
New York residences need to pay 8.875% tax.
Thank you for your time and interest.