KT88 SELECT

• 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: KT88
• Tube Socket: 8-pin

• Max Anode Dissipation Power: 42 W
• Max Screen Dissipation Power: 8 W
• Max Anode + Screen Dissipation Power: 46 W

• Max Anode Voltage: 800 V
• Max Screen Voltage: 600 V
• Max Grid Voltage: ~200 V
• Max Cathode Current: 230 mA
• Heater Voltage: 6.3 V
• Heater Current: 1.6 A
• Transconductance: 12 mA/V
• Amplification Factor: 8
• Total Height: 119 mm

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