Active Member
|
[China]
Address: Room 19, DuhuiXuan, ZhongHang Road, Futian Shenzhen, China
Contact name:Vanessa
Youda Audio Co. Limited |
|
|
Stereo Vacuum Tubes PSVANE HIFI 300B Power Vacuum Tube For Tube Amplifier DIY replace 300B
300B
Hi-Fi Series: classic style, exquisite craft, comprehensive and
balanced sound performance, largest sales volume over the world,
best choice for you .
300B is directly-heated type cathode triode, used as class A1. In
audio amplifier it suits for the condition that the output power is
10W.
Heater
Uf(DC)………………5V
If(DC) …………… 1.2A
Maximum Rating
Ua……………480V
Pa………40W
Ik
with cathode bias………………100 mA
with fixed bias……………70 mA
Direct Interelectrode Capacitances
input……………9PF
output……………4.3PF
grid to plate……………15PF
Static parameter
Ua……………………300V
-Ug………………… 60V
Ia……………………60mA
Gm……………………5.5mA/V
ri……………………0.7 KΩ
u ……………………3.85
Pout…………………6.6W
typical workong parameter
aodio amplifier
class A1
Ua -Ug Ia RL Pout 2nd
| 300B tube: | ||||
| Psvane HIFI 300B |  | Psvane WE300B |  | |
| Psvane HIFI 300B-N |  | Shuguang Treasure 300B-Z |  | |
| Psvane T 300B-T |  | Shuguang Natural T 300B-T |  | |
| Psvane T-II Classic 300B-TⅡ |  | Shuguang HIFI 300B-98 |  | |
| Psvane T-II Premium 300B-TⅡ |  | Shuguang WE300B |  | |
