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TUBE, SHUGUANG, EL34B, APEX MATCHED QUAD
Description
The legendary Shuguang EL34B vacuum tube has returned. From pristine cleans to soaring leads, these octal based pentodes deliver dynamic range and reliability and are the perfect fit for any amplifier.
Designed to excel in both vintage and contemporary amplifiers, the EL34B offers a harmonically rich sound that breathes life into your music. From sparkling cleans to saturated overdrive tones, these tubes provide a dynamic range that captivates listeners and inspires performers.
Engineered for durability and consistency, the Shuguang EL34B tube ensures reliable performance even under the most demanding conditions. Whether you're tracking in the studio or rocking the stage, you can trust these tubes to deliver unparalleled tone and reliability every time.
SPECIFICATION
Filament Heating
UH………………6.3V
IH………………..1.5A
Maximum Ratings
Plate voltage……………..800V
Second grid voltage…………..500V
First grid voltage……………..-100V
plate power dissipation………….25W
Second grid power dissipation……8W
Cathode current………………….150mA
First grid resistance
For selt-biasing………………..0.7M Ω
For fixed-biasing………………0.5MΩ
Filament voltage between cathode…………100V
Temperature of glass
envelop………………250 C
Capacitances
Input capacitance………………..15.2pF
Output capacitance……………….8.4pF
Muller capacitance……………….1.1pF
First grid-heater capacitance……..1.0pF
Heater filament capacitance……....10pF
DC Parameters
Ua………………250V
Ug2……………..250V
Ug3………………..0V
-Ug1…………….12.2V
Ia……………….100mA
Gm……………..11mA/V
ri………………..15kΩ
ug1-g2…………..11