300B
Direct heating cathode power transistor is used for Class A1 amplification and is applied in situations where the output power requirement is 10W
Filament heating
Uf------5V
If ------2A
Static parameters
Ua------300V
-Ug------60V
la------60mA
Gm-------5.5mA/V
ri--------0.7kΩ
μ----3.85
pout------6.6W
Ultimate rated value
Anode voltage -480V
Anode dissipated power: 40W
Cathodic current
During self bias voltage -100mA
When the bias voltage is fixed, it is 70mA
Interelectrode capacitance
Input capacitor ----------9PE
Output capacitor -4.3PF
Cross circuit capacitor -15PF
NOTES: Price = one pair (2 pieces)
Introduction:
1.The latest development products
2. The sound quality is clearer, perfect and delicate
About after-sales and warranty:
1. EECTECH is a direct online distributor of LIN LAI factories. All LIN LAI tubes purchased from EECTECH can get a formal warranty. The warranty is 12 months; and free factory matching is provided.
2. If foreign users buy LIN LAI tubes from unauthorized distributors, we do not assume any warranty and quality assurance, so please look for the factory direct seller (EECTECH) when purchasing LIN LAI tubes.
3. At present, LIN LAI factory does not authorize any foreign network distributors, EECTECH is the only sales platform from Mainland China to the world
For delivery time:
Please contact us for checking the delivery time before placing your order.
Generally, we will dispatch the items within 7 days upon order confirmation; some items may need 20~25 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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