National Union 6SN7GT USN CNU Matching pair
On sale is one matching pair of used vintage National Union USN CNU 6SN7GT electronic tubes. These tubes sound so even, clean, and spacious, excellent for line stage. These grey envelope tubes were made in the 40’s. Both tubes came from the same batch with code Gn and on their bases. Tubes are te...
On sale is one matching pair of used vintage National Union USN CNU 6SN7GT el...
