Psvane Classic Series ECC83/12AX7 HiFi-Vakuumröhren-Matched-Paar
Product Warranty
All items Guaranteed 100% Brand New In the original edition Box and Come from the original factory.
All items ONE-YEAR WARRANTY !!!
All items ONE-YEAR WARRANTY !!!
Shipping Time & Invoice Declare
All items ship with DHL/UPS/TNT/EMS, (DHL/UPS/TNT) About 3-7days delivery time, EMS About 7-15days delivery time.
We can Declare the Value of the Order as Customer's Remark!!!
We can Declare the Value of the Order as Customer's Remark!!!
Product Declaration
Product parameters:
The high-μ low-noise dual three-pole small nine-pin tube is used for voltage amplification in the audio amplifier circuit, and the inversion drive push-pull amplification.
Hot wire heating
UH 6.3 (parallel) 12.6 (string) V
IH 0.30 0.15 A
Limit value for A1 zoom (each side)
Anode voltage 330 V
Anode negative voltage -50 V
Positive grid voltage 0 V
Anode dissipation power 1.2 W
Voltage between hot wire cathodes (pk) ±180 V
Interelectrode capacitance
No.1 No.2
Input capacitance 1.6 1.6
PF
Output capacitance 0.46 0.34 PF
Trans-circuit capacitance 1.7 1.7 PF
Electrostatic parameters
Ua 100 250 V
Ug -1 -2 V
Ia 0.5 1.2 mA
Gm 1.25 1.6 mA/V
μ 100 100
ri 80 62.5 KΩ