SELECT EL34

• Hand-selected and tested
• Gold pins for corrosion resistance and excellent conduction
• A substantial upgrade from standard NOS tubes
• Low noise and microphonics
• Fewer than 5% of the tubes commissioned for production meet our voltage, current, and sound signature standards
• 12-month warranty against manufacturing defects

• Tube Type: EL34
• Tube Socket: 8-pin

• Max Anode Dissipation Power: 25 W
• Max Screen Dissipation Power: 8 W
• Output Power in Class A1 Amp (Single Tube): Greater than 10 W
• Output Power in Class AB1 Amp: Greater than 35 W

• Max Anode Voltage: 800 V
• Max Screen Voltage: 500 V
• Max Grid Voltage: ~15 V
• Heater Voltage: 6.3 V
• Heater Current: 1.5 A
• Transconductance: 11 mA/V
• Amplification Factor: 11
• Internal Resistance: 15 kΩ

Tetrode Connection

• Screen Voltage: 250 V
• Anode Voltage: 250 V
• Anode Current: 140 mA
• Grid Voltage: 15 V
• Grid Current: 3 mA
• Internal Resistance: 12 kΩ
• Amplification Factor: 8

Triode Connection

• Anode Voltage: 250 V
• Anode Current: 143 mA
• Grid Voltage: 15 V
• Internal Resistance: 670 Ω
• Amplification Factor: 8

• Set of four, two, or single vacuum tube
• User handbook featuring burn-in guidelines
• Certificate of authenticity and warranty