Vacuum Tube - EL84, Electro-Harmonix

Electro-Harmonix
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Vacuum Tube - EL84, Electro-Harmonix

Starting at: $10.53
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Originally: $11.70
In Stock

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
RoHS Compliant
SKU:
T-EL84-EH
Item ID:
004854
Brand:
Electro-Harmonix, Apex Matched
Type:
Part Numbers
Single or MatchedOur Part NumberUPC/EAN
Apex Matched PairT-EL84-EH-MP609722127790
Apex Matched QuadT-EL84-EH-MQ609722127806
SingleT-EL84-EH683274021744
Product Measurements by Type
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-MP0.1 lbs.
Apex Matched Quad versionT-EL84-EH-MQ0.2 lbs.
Single versionT-EL84-EH0.05 lbs.
Product Measurements by Item
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 and Answers

Click each question to see its answers.
Asked by Anonymous on October 25th, 2017.
Matt H
October 25th, 2017
No this pedal uses a 12AX7 (ECC83) and the EL84 is not compatible.

Product Reviews

5.00 out of 5 based on 1 reviews
- September 8th, 2018
5 out of 5

Only a couple of hours play time. So far so good!!

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.