The 6N2P also has slightly lower gain than a 12AX7. The 5751 tube may be operated from 6.3 volts at 350 mA (the higher current draw is for increased reliability) for use in avionics. Interelectrode capacitance, pF: Input of each triode is 2.35.
eBay
This has long black plates and a top angled D getter. This is an incredibly early 12AX7.
eBay
Foil Strip Square Getter Tube. Long Black Plates. TUBE's TEST RESULT's TV-7 Tested. I tested these on a High Quality Professonal Hickok TV-7/U Tester TESTED WITH a (TV-7/U) FOR GAS, SHORTS, AND MUTUAL CONDUCTANCE AND ARE MOSTLY STRONG TUBES!
eBay
RCA 12AU7A Clear Top- Known for their rich, warm tone, and their extra low noise floor. Best used in sensitive audio applications.
eBay
eBay
Sehr gut (wie neu) geprüft mit dem Röhrenprüfgerät Roetest V10, das professionellste Röhrentestsystem was es derzeit gibt.
eBay
A tube was considered acceptable/new/ passed standards if it tested between the specified minimum and maximum on a tube data sheet or the minimum value specified on the tester (tv7 is minimum is 65%).
eBay
We are located in Japan.For electrical products, check the manufacturer and product and convert to the voltage of each country.Please note that we have many second-hand products (100V) that were used in Japan for sale. If you have any questions, please feel free to contact us at any time.We plan to ship by FedEx or DHL.Please contact us as the shipping fee can be changed in some cases. -These charges are normally collected by the delivering freight (shipping) company or when you pick the item up - do not confuse them for additional shipping charges. All items are shipped under DDU (Delivered Duty Unpaid) terms. This means that import duties, VAT, and customs clearance fees are the buyer’s responsibility and must be paid upon delivery in your country. This notice applies only to items t.
eBay