Description
Fullmusic 300B/N 5V Vacuum Tube Electron Tube with White Porcelain Base Mesh Anode Gold-Plated Pins
Features:
- New original Fullmusic vacuum tube
- 300B/n electron tube with a white porcelain base, a mesh plate (anode), four gold-plated pins and a directly heated transistor
- Eggplant-shaped tube
- One-year warranty period
- It can be used to replace 300B tubes of different brands
- Its output power is 8.5W and it can be used for audio amplifiers
Standard working status and parameters:
- Heating voltage: 5V or 2.5V
- Heating current: 1.2A or 2.4A
- Plate voltage: 300V
- Grid voltage: -58V
- Plate resistance: 700ohms
- Plate current: 60mA
- Magnification: 3.85
- Trans-conductance: 5.7mA/V
- Grid current: 0.05μA
AC filament powered or DC filament powered:
- AC filament powered: AC filament powered grid or plate loop is connected to the center head of the filament transformer secondary.
- DC filament powered: The power loop of the grid anode is connected to the negative terminal of the filament.
Limit operating values:
- Maximum plate voltage: 450V
- Maximum plate power consumption: 40W
- Maximum plate current (when using a fixed bias): 70mA
- Maximum plate current (when self-biased): 100mA
Package Included:
- 1 x Vacuum Tube
Note:
- Items with red or blue fonts will be delivered at random. Thank you for your understanding!
Features:
- New original Fullmusic vacuum tube
- 300B/n electron tube with a white porcelain base, a mesh plate (anode), four gold-plated pins and a directly heated transistor
- Eggplant-shaped tube
- One-year warranty period
- It can be used to replace 300B tubes of different brands
- Its output power is 8.5W and it can be used for audio amplifiers
Standard working status and parameters:
- Heating voltage: 5V or 2.5V
- Heating current: 1.2A or 2.4A
- Plate voltage: 300V
- Grid voltage: -58V
- Plate resistance: 700ohms
- Plate current: 60mA
- Magnification: 3.85
- Trans-conductance: 5.7mA/V
- Grid current: 0.05μA
AC filament powered or DC filament powered:
- AC filament powered: AC filament powered grid or plate loop is connected to the center head of the filament transformer secondary.
- DC filament powered: The power loop of the grid anode is connected to the negative terminal of the filament.
Limit operating values:
- Maximum plate voltage: 450V
- Maximum plate power consumption: 40W
- Maximum plate current (when using a fixed bias): 70mA
- Maximum plate current (when self-biased): 100mA
Package Included:
- 1 x Vacuum Tube
Note:
- Items with red or blue fonts will be delivered at random. Thank you for your understanding!
Payment Terms
1. We accept PayPal,Payoneer,Visa Card,Google pay,Credit card etc.
2. We ship to your eBay or Paypal address. Please make sure your eBay and Paypal address is correct before you pay.
2. We ship to your eBay or Paypal address. Please make sure your eBay and Paypal address is correct before you pay.
Shipping Terms
1. We will process the order within the handling time ,if you have any questions, please contact us via eBay message or email.
2. For remote regions of DHL/FedEx..., extra shipping costs might be charged. Usually it costs about 30USD-50USD. We will contact you if shipping company informed us your address belongs to remote area. Thanks for your understanding.
2. For remote regions of DHL/FedEx..., extra shipping costs might be charged. Usually it costs about 30USD-50USD. We will contact you if shipping company informed us your address belongs to remote area. Thanks for your understanding.
Return Terms
If you receive the item that not satisfied or defective, please do not open case and kindly notify us within 30 days. We will guide you the returning process for replacement or refund.
Custom Duties & Taxes
1. It is buyer's responsibility to cover the import duties, taxes.We do not charge any taxes and fees, and the possible taxes and fees will be collected by the platform or by third parties such as customs and carriers.
2. Please check with your country's customs office and inform us what/how much should declare before shipping.
2. Please check with your country's customs office and inform us what/how much should declare before shipping.
Feedback
1. Please kindly leave us a positive feedback and 5 star DSR if you satisfied with our product and service. Please feel free to contact us firstly if you have any problem with your order, we are responsible and credible seller and will solve the issue it for you asap.
2. If you are dissatisfied for any reason, please don't be quick to leave us neutral or negative feedback. We work hard to make sure EVERY CUSTOMER 100% SATISFIED and resolve any problem for you and always leave positive feedback to all our customers.
2. If you are dissatisfied for any reason, please don't be quick to leave us neutral or negative feedback. We work hard to make sure EVERY CUSTOMER 100% SATISFIED and resolve any problem for you and always leave positive feedback to all our customers.
Am 21.06.2023 hat der Verkäufer die folgenden Angaben hinzugefügt: