Sound characteristics: The sound has a sweet sense of music with a large shield, and the dynamics and levels of Telefunken. It's a very rare good tube
Features: It is a nine-pin gold-plated electron tube, oxide cathode, indirect heating, and is a double triode.
Uses: used in low-frequency voltage amplifiers, or phase shifters.
Standard working status and parameters:
Heating voltage ...................................................... 12.6V
Heating current ........................................................................ 0.15A
Plate voltage …………………………………………………………………… 250V
Gate voltage ........................................................................- 8.5V
Plate resistance ……………………………………………………………… 7.7kohms
Plate current …………………………………………………… 10.5mA
Magnification ................................................................................. 17
Limit working value:
Maximum plate voltage ………………………………………………………… 300V
Minimum gate voltage …………………………………………………… -50V
Maximum gate voltage …………………………………………………… 0V
Maximum plate power consumption ………………………………………………………… 1.0W
For delivery time:
Generally, we will dispatch the items within 7 days upon order confirmation; some items may need 15~21 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.
For Bulk order:
If you would like to place a bulk order, please contact us for better price and better delivery cost.
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