T-048 Fullmusic 300B/N 300BN Vacuum Tube Mesh Plate Replace EH JJ 300B Tubes Dome Globe Type Vintage HIFI AMP DIY Audio
T-048 Fullmusic 300B/N 300BN Vacuum Tube Mesh Plate Replace EH JJ 300B Tubes Dome Globe Type Vintage HIFI AMP DIY Audio
T-048 Fullmusic 300B/N 300BN Vacuum Tube Mesh Plate Replace EH JJ 300B Tubes Dome Globe Type Vintage HIFI AMP DIY Audio
T-048 Fullmusic 300B/N 300BN Vacuum Tube Mesh Plate Replace EH JJ 300B Tubes Dome Globe Type Vintage HIFI AMP DIY Audio
T-048 Fullmusic 300B/N 300BN Vacuum Tube Mesh Plate Replace EH JJ 300B Tubes Dome Globe Type Vintage HIFI AMP DIY Audio
T-048 Fullmusic 300B/N 300BN Vacuum Tube Mesh Plate Replace EH JJ 300B Tubes Dome Globe Type Vintage HIFI AMP DIY Audio
T-048 Fullmusic 300B/N 300BN Vacuum Tube Mesh Plate Replace EH JJ 300B Tubes Dome Globe Type Vintage HIFI AMP DIY Audio
T-048 Fullmusic 300B/N 300BN Vacuum Tube Mesh Plate Replace EH JJ 300B Tubes Dome Globe Type Vintage HIFI AMP DIY Audio
T-048 Fullmusic 300B/N 300BN Vacuum Tube Mesh Plate Replace EH JJ 300B Tubes Dome Globe Type Vintage HIFI AMP DIY Audio
T-048 Fullmusic 300B/N 300BN Vacuum Tube Mesh Plate Replace EH JJ 300B Tubes Dome Globe Type Vintage HIFI AMP DIY Audio
$39.9-399
MOQ:
10 pairs
Shipping:
Ocean freight
Quantity(pieces):
2
Product details
FAQ
Essential details
Quantity(pieces):2
MOQ:10 pairs
Lead time:30~45 days after receipt of deposit and confirmed artwork all the details.
Shipping:Ocean freight
Product Introduction
Brand New TJ FULLMUSIC VACUUM TUBE

 
Item No.: 300B/n, Mesh plate, DOME or GLOBE type 
 
Replace other 300B tubes directly (5v) 
 
The price is for 1 Matched pair (2PCS, factory matched&test) 

Mesh plate,ceramic base,gold plated brass pins 
 
Nominal operating conditions and parameters 
Filament voltage* ..................................................................... 2.5V 
Nominal filament current ............................................................ 1.5A 
Plate voltage ........................................................................... 250V 
Grid voltage** ........................................................................ ...-50V 
Plate current ........................................................................... 34mA 
Amplification factor ..................................................................... 3.5 
Load resistance ........................................................................ 3900 ohms 
Grid Current ..............................................................................0.05 u A 
Limiting Operation Conditions for Safe Nor simultaneous ratings 
Maximum plate voltage ............................................................ 275 volts 
Maximum plate current ............................................................ 10 watts 
Product details
T-048 Fullmusic 300B/N 300BN Vacuum Tube Mesh Plate Replace EH JJ 300B Tubes Dome Globe Type Vintage HIFI AMP DIY Audio
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