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Psvane CV181-T MKII Classic Grade

Chinese Psvane CV181-T MKII Classic Grade.
The grey glass is a upgrade of black glass treasure series. It is also divided into two classic grade and premium grade same as treasure series tubes.
CV181 is double triode, used in voltage amplification circuit, Can be replaced directly by 6N8P and 6SN7GT.

Psvane CV181-T MKII Classic Grade
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Psvane CV181-T MKII Classic Grade

Psvane CV181-T MKII Classic Grade

Psvane CV181-T MKII Classic Grade

CV181-TII is double triode, used in voltage amplification circuit, Can be replaced directly by 6N8P and 6SN7GT.

Heater
UH………… 6.3 V
IH ………… 0.6 A

Static Parameter
Ua ………………………… 90 250 V
Ug………………………… 0 -8V
Ia ………………………… 10 9 mA
Gm………………………… 3 2.6 mA/V
Ri ………………………… 6.7 7.7 kΩ
μ ………………………… 20 20
Ia when Ug=-12.5V _ 1.3mA
Ug whenIa=-10uA – 7 -18V
Maximum Rating
class A1
Ua………………………… 450V
Ik………………………… -20mA
Pa ………………………… 5w
Pa(No.1+No2) ………… 7w
Rg ……………… 1MΩ
Uhk ………………±100V