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JJ 300B

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Incl. Tax: £78.00 ( £65.00 ex VAT)
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Incl. Tax: £78.00 ( £65.00 ex VAT)


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300B JJ valve

Additional Information

Manufacturer JJ
Shipping Group No
300 B

R. F. TRIODE
Base: 4-PIN CERAMIC BASE
Uf = 5 V
If = ca 1,3 A

Typical characteristic:
Ua = 300 V
Ug1 = -61 V
Ia = 60 mA
S = 5.5 mA/V
Ri = 700 Ω
μ = 3.85

Limiting values:
Ua = 450 V
JJ/Tesla 300B Power Tube

Wa = 40 W
Maximum plate curent of everage
tube for fixed bias
Ia = 70 mA
Maximum plate curent for
manually adjusted grid bias or
self-biasing
Ia = 100 mA

Capacitances:
cg1 = 17 pF
ca = 11 pF
cg1-a = 7.5 pF

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