E.A.T. - European Audio Team KT88 Diamond Valve

Characteristics:

• Plate dissipation (Max.): 40 W
• Grid dissipation (Max.) : 6 W
• Cooling: radiation
• Heater – Voltage: 6.3 V
• Heater – Current: 1.6 A

Maximum ratings:

• Anode voltage: 800 V
• Screen grid voltage: 600 V
• Va, g2: 600 V
• - Vgl: 200 V
• Pa: 35 W
• Pg2: 6 W
• Pa + g2: 40 W
• Ik: 230 mA
• Vh -k: 200 V
• Tbulb: 250 °C

Capacitances (measured on a cold unscreened valve)

• Triode connection
  • Cgl -a, g2: 7.9 pF
  • Cg1 -all less a, g2: 9.8 pF
  • Ca, g2 -all less g1: 17 pF
• Tetrode connection
  • Cg 1 -a: 1.3 pF
  • Cg 1 -all less a: 17 pF
  • Ca -all less g1: 12 pF