LINLAI UA-12AT7 tube, High μ double triode miniature nine-pin tube (1 Pair)

12AT7
High-mu dual-triode miniature 9-pin tube, designed for voltage amplification and driver stage applications in push-pull amplifiers. The 12AT7 is electrically equivalent to and interchangeable with the ECC81, 6201, and GT-12AT7.

Heater Specifications

Interelectrode Capacitance
Grid-Grid:    0.005 pF
Anode-Anode:    0.4 pF
Grid-Anode (Per Triode):    1.5 pF
Grid-Cathode/Heater (Per Triode):   2.2 pF
Anode-Cathode/Heater (Per Triode) :   0.5 pF
Heater-Cathode (Per Triode):    2.4 pF
Anode-Cathode (Per Triode) :   0.2 pF
Cathode-Heater/Grid (Per Triode):    4.6 pF
Anode-Heater/Grid (Per Triode):    1.8 pF

Static Characteristics
(Ua) (Anode Voltage) :   100    250    V
(Ia) (Anode Current) :   3.7    10    mA
(Gm) (Transconductance):    4    5.5    mA/V
(Pk) (Plate Resistance) :   270    200    Ω
(u) (Amplification Factor):    60    60    
(ri) (Approx. Internal Resistance) :   15    10.9    kΩ
(Ug) (Approx. Grid Voltage) :   -5    -12    V
Note :   At (Ia=10u A)    













For delivery time:
Please contact us for checking the delivery time before placing your order.

Generally, we will dispatch the items within 7 days upon order confirmation; some items may need 20~25 days to get ready for delivery, then we will try our best to dispatch as soon as possible, or we will contact you and offer advice.

 
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