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Vacuum Tube - EL84, Electro-Harmonix

Vacuum Tube - EL84, Electro-Harmonix

Electro-Harmonix
Vacuum Tube - EL84, Electro-Harmonix image 1
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Tube measurements are as follows:

  • Height: 2.75” (without pins)*
  • Diameter: 0.87” *

*Note: Due to the method of production in regards to the glass, measurements may vary slightly.

Apex Tube Matching
Matched versions of this tube use Apex Matching
SKU:
T-EL84-EH
Item ID:
004854
Brand:
Electro-Harmonix, Apex Matched
Type:
Power
RoHS Compliant
Part Numbers
Single or MatchedOur Part NumberUPC/EAN
Apex Matched PairT-EL84-EH-MP609722127790
Apex Matched QuadT-EL84-EH-MQ609722127806
SingleT-EL84-EH683274021744
Capacitance, Transfer0.2 pF
Capacitance, input11 pF
Capacitance, output7.0 pF
Cathode to Heater Insulation Resistance5.0 MΩ
Cathode to Heater Voltage100 V
Grid 1 Reverse Current1 μA
Grid 1 Voltage-7.3 V
Grid 2 Current10 mA
Grid 2 Voltage250 V
Grid Circuit Resistance (Rg)0.51 MΩ
Heater Current700 mA - 820 mA
Heater Voltage55.7 V - 6.3 V
Non-linear Distortion Ratio17 %
Output Power (POut)5.5 W
Plate Circuit Resistance5.2 kΩ
Plate Current (Ia)44 mA - 64 mA
Plate Voltage (Ua)250 V
Transconductance (S)9.0 mA/V - 11.3 mA/V
Packaging Information
Packaging DimensionsApex Matched Pair versionT-EL84-EH-MP3.25 in. × 2 in. × 1 in.
Apex Matched Quad versionT-EL84-EH-MQ3.25 in. × 2 in. × 2 in.
Single versionT-EL84-EH1.1 in. × 1.1 in. × 3.4 in.
Weight (Packaging)Apex Matched Pair versionT-EL84-EH-MP0.1058 lbs.
Apex Matched Quad versionT-EL84-EH-MQ0.2116 lbs.
Single versionT-EL84-EH0.0529 lbs.
T-EL84-EH-MP - Apex Matched Pair versionCapacitance, Transfer0.2 pF
Capacitance, input11 pF
Capacitance, output7.0 pF
Cathode to Heater Insulation Resistance5.0 MΩ
Cathode to Heater Voltage100 V
Grid 1 Reverse Current1 μA
Grid 1 Voltage-7.3 V
Grid 2 Current10 mA
Grid 2 Voltage250 V
Grid Circuit Resistance (Rg)0.51 MΩ
Heater Current700 mA - 820 mA
Heater Voltage55.7 V - 6.3 V
Non-linear Distortion Ratio17 %
Output Power (POut)5.5 W
Plate Circuit Resistance5.2 kΩ
Plate Current (Ia)44 mA - 64 mA
Plate Voltage (Ua)250 V
Transconductance (S)9.0 mA/V - 11.3 mA/V
T-EL84-EH-MQ - Apex Matched Quad versionCapacitance, Transfer0.2 pF
Capacitance, input11 pF
Capacitance, output7.0 pF
Cathode to Heater Insulation Resistance5.0 MΩ
Cathode to Heater Voltage100 V
Grid 1 Reverse Current1 μA
Grid 1 Voltage-7.3 V
Grid 2 Current10 mA
Grid 2 Voltage250 V
Grid Circuit Resistance (Rg)0.51 MΩ
Heater Current700 mA - 820 mA
Heater Voltage55.7 V - 6.3 V
Non-linear Distortion Ratio17 %
Output Power (POut)5.5 W
Plate Circuit Resistance5.2 kΩ
Plate Current (Ia)44 mA - 64 mA
Plate Voltage (Ua)250 V
Transconductance (S)9.0 mA/V - 11.3 mA/V
T-EL84-EH - Single versionCapacitance, Transfer0.2 pF
Capacitance, input11 pF
Capacitance, output7.0 pF
Cathode to Heater Insulation Resistance5.0 MΩ
Cathode to Heater Voltage100 V
Grid 1 Reverse Current1 μA
Grid 1 Voltage-7.3 V
Grid 2 Current10 mA
Grid 2 Voltage250 V
Grid Circuit Resistance (Rg)0.51 MΩ
Heater Current700 mA - 820 mA
Heater Voltage55.7 V - 6.3 V
Non-linear Distortion Ratio17 %
Output Power (POut)5.5 W
Plate Circuit Resistance5.2 kΩ
Plate Current (Ia)44 mA - 64 mA
Plate Voltage (Ua)250 V
Transconductance (S)9.0 mA/V - 11.3 mA/V

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Specifications, Files, and Documents

PDF: Specification Sheet Specification Sheet229.1 KB
Questions? Contact us at [email protected], or give us a call at 480-755-4712

Substitute Products

The following items can be substituted for this product. While not necessarily exactly the same, they will function as replacement items in your project.