Psvane 12AT7-T MKII Valve Tube 12AT7 ECC81 miniature 9-pin medium-gain (60) dual-triode guitar amplifier vacuum tube

12AT7-TII
TII-Series: Positioning in exceeding totally, not only exceed all the same types of productions that always been imitating on the market, but also to exceed itself.

12AT7-TII is double triode small size novel tube,it is used as voltage magnification in amplifying circuit and inverter drive push-pull amplifier.
Heater
Uf---------------------6.3V 12.6 V
If----------------------------0.30 0.15 A
Direct Interelectrode Capacitances
grid to grid----------0.005 PF
plate to plate-------------------0.4 PF
grid to plate(single triode) -------1.5 PF
grid to cathode and filament(single triode)------2.2 PF
plate to cathode and filament(single triode)------0.5 PF
filament to cathode(single triode) -----------2.4 PF
palte to cathode(single triode)-----------0.2 PF
cathode to filament and grid(single triode) -----4.6 PF
plate to filament and grid(single triode)------1.8 PF
static parameter
Ua--------------------100 250 V
Ia---------------------3.7 10 mA
Gm--------------------4 5.5 mA/V
Rk---------------------270 200 Ω
u----------------------60 60
ri(approx)---------------15 10.9 KΩ
Ug(approx)--------------—5 —12 V
(when la=10Ua)

class A1.maximum.single triode.
Ua-----------------300 V
Pa--------- 2.5 W
Ug----------------—50 V
Uh-k(pk)--------±90 V
Rg
with cathode bias --------------1 MΩ
with fixed bias ----------0.25 MΩ

Established in 2007 as an Electronic parts supplier, we start supplying NOS tubes to tube AMP factories since 2010. Nowadays, we are also supplying new tubes and other hifi DIY parts to tube amplifier factories and audiophiles.

Our production line:

1. Stereo Vacuum Tubes

2. Electronic Vacuum Tube

3. Vintage Vacuum Tubes

4. Vacuum Tube Sockets

5. Audio Electrolytic Capacitors

6. DIY LED Diode

7. Audiophile Grade Resistors

8. Tube AMP Board

9. Tube AMP Parts

10. Tube AMP Transformer

11. Guitar AMP Volume Knob

12. Guitar Amplifier Handles

All Hifi parts and tubes from us are sold at reasonable price with good quality, Welcome to visiting our website, we will provide best service no matter you are big HIFI products factories or individual audiophile.

Have a nice day!