2A3/n Full Music tubes 1 pair
Cena wersji podstawowej: 2199,99 PLN ( 1788,61 PLN netto)
Google Twitter Facebook

Lampa elektronowa Full music 2A3n#

2A3n
  • Ceramiczna podstawa
  • 4 pozłacane piny
  • oksydowane filamenty
  • płytki triody z siatki

Classification#

Dome-type or Aubergine-type bulb of glass, a white ceramic base with four-prong bayonet golden pins, oxide coated filamentary, mesh plate or carbon plate triode.

Application#

Audio frequency amplifier where power outputs of approximately 3.5 watts or less is required at relatively low plate voltages.

Dimensions#

Dimensions, outline diagrams of the tube and bases, and the arrangement of electrode connections to the base terminals are shown in Figures below.
2A3_01



Nominal operating conditions and parameters#


Filament voltage* …………………………………………………………… 2.5V
Nominal filament current …………………………………………………… 2.5A
Plate voltage ………………………………………………………………… 250V
Grid voltage** ……………………………………………………………… -45V
Plate current ………………………………………………………………… 60mA
Plate current ………………………………………………………………… 62.5mA
Amplification factor …………………………………………………………… 4.2
Grid to plate transconductance …………………………………………… 5.25mA / V
Grid Current ………………………………………………………………… 0.05 μA
Plate resistance …………………………………………………… ………800 ohms
Load resistance …………………………………………………………… 2.5kohms

*Alternating-current filament supply or Direct-current filament supply.
**Alternating-current filament supply is used. The grid and plate returns should be connected to a center tap on the secondary of the filament transformer. Direct-current filament supply is used. The grid and platter returns are connected to the negative end of the filament.

Characteristics-Average characteristics#

Below shown typical curves of plate currents of grid voltage for several values of plate voltages. It is alternating-current filament supply.
2A3_02

Limiting Operation Conditions for Safe Nor simultaneous ratings#


Maximum plate voltage …………………………………………………… 300 volts
Maximum plate dissipation …………………………………………………… 15 watts
Ta strona używa pliki cookies. Klikając "Akceptuję" lub korzystając dalej z serwisu, wyrażają Państwo zgodę na politykę prywatności oraz politykę cookies 4HIFI Sp. z o.o.
Więcej informacji znajdą Państwo na stronach: Polityka cookies i Polityka prywatności Akceptuję