Description: 45 tube nos nib sealed fivre italy power tubes amplifier quad 245 type valve s OLDEST mono plate hanging filament top quality made in Italy Sealed tubes 4 pieces = time capsule also called UX-245 UX-345 VINTAGE GENUINE VACUUM TUBES TRIODE Power/OutputGreat tubes for "Low Watts" Amplifier with Direct Heater Triode as last stage power output 45 = 245 = CX345 = 145 = A245 = ER45 = EX645 = UX245 = PH245 = C-245 = 445 = SX245 = MX245 = 245-C = L45 = ER245 = DX245 = PA245 = AC45 = NX245 = X245 = T45 = P245 = G45 = RayX-245 = NU-45Similat tube Other shape (e.g. bulb type): M45Sub tube: 38045 ; FX245 ; VT-45Other class quality (otherwise equal): 536A_Boonton ; CV610First Serie Mar.1929 Saga of the Vacuumtube, Tyne page 322.45 is the evolution of 71A Evolution of 45 is 2A3 45spec VT-52 Socket UX-Base 4 Pins 2 thickFilament Heater Vf 2.5 Volt / If 1.5 Ampere / Direct / Parallel, ~ = (AC/DC)According to Tyne, page 322, this audio-power output tube was introduced in March 1929. It is intermediate between UX171A and UX210 and was first named UX245, later in short 245 and 45. See other identical denominations too. The oxide-coated filament operates at 2.5 volts AC or DC, taking 1.4 amperes. The anode is of sheet nickel, carbonized to facilitate radiation. Power output about 0.8 watt."Development was started by Westinghouse in June 1928." box 111
Price: 4999 USD
Location: Verona
End Time: 2024-11-23T14:08:40.000Z
Shipping Cost: 80 USD
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Item Specifics
All returns accepted: ReturnsNotAccepted
Brand: Fivre
Type: Power Tubes
Custom Bundle: No
Model: 45
MPN: 45
Country/Region of Manufacture: Italy
Modified Item: No
