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NEW TJ Fullmusic 300B Vacuum Tube Solid plate Vintage Hifi Audio Tube AMP DIY Globe shape
Item ID #TJ-300B
List Price: $105.00
Price: $100.00
Qty.Range(unit) Price(per unit) Discount
1 $100.00 $0.00
6 $95.00 $5.00
20 $90.00 $10.00
50 $85.00 $15.00
Quantity: Unit(s)
Description

Brand new TJ Fullmusic Vacuum tube

Item No.: 300B

Solid plate, gold plated brass pins, ceramic tube base

The price is for 1 Matched pair (2PCS, factory test&match)

Nominal operating conditions and parameters

Filament voltage……………………5V

Nominal filament current…………1.2A

Plate voltage………………………300V

Grid voltage………………………-58V

Plate current………………………60mA

Amplification factor…………………3.85

Grid to plate transconductance…… 5.7mA /V

Grid current……………………………0.05 μ A

Plate resistance………………………700 ohms

Limiting Operation Conditions for Safe Nor simultaneous ratings

Maximum plate voltage…………………………………………………450 volts

Maximum plate dissipation……………………………………………40 watts

Maximum plate current of average tube for fixed gird bias…………70mA

Maximum plate current of manually adjusted gird or self-biasing circuit…100mA