Electro Harmonix EF86

EF86/EF806SGpin # Electrode name1 Grid 22,7 Screen3 Cathode4,5 Heater6 Plate8 Grid 39 Grid 1Electrical dataParameters, measures RateNot less Not moreCommentsHeater current, mA 185 215 1Grid reverse current, µA - 0.1 1,2,3,4,5,6Plate current, mA 2.6 3.8 1,2,3,4,5Grid2 current, mA 0.45 0.75 1,2,3,4,5Transconductance, mA/V 1.6 2.4 1,2,3,4,5Cathode to heater leakage current, µA - 10 1,7Comments:1. Heater voltage 6.3v2. Plate voltage 250v3. Grid2 voltage 140V4. Grid3 voltage 0V5. Resistance in cathode circuit, 500 Ohm6. Resistance in grid1 circuit, 3 MOhm7. Cathode-heater voltage, ±100VLimited valuesNot less Not moreHeater voltage, V 5.7 6.9Plate voltage, V - 300Grid2 voltage, V - 200Cathode-heater voltage (positive and negative), V - 100Cathode current, mA - 6Plate dissipation power, W - 1Grid2 dissipation power, W - 0.2Grid1 circuit resistance, MOhm - 3Envelope temperature, ºC - 170Interelectrode capacitances:Input capacitance (nominal), pf 4.0Output capacitance (nominal), pf 5.5Transfer capacitance (not more), pf 0.05