Vacuum Tube - EL84, Electro-Harmonix
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.
Matched versions of this tube use Apex Matching
RoHS Compliant
Accessory Items:
Single or Matched | Our Part Number | UPC/EAN |
---|---|---|
Apex Matched Pair | T-EL84-EH-MP | 609722127790 |
Apex Matched Quad | T-EL84-EH-MQ | 609722127806 |
Single | T-EL84-EH | 683274021744 |
Capacitance, Transfer | 0.2 pF | ||
Capacitance, input | 11 pF | ||
Capacitance, output | 7.0 pF | ||
Cathode to Heater Insulation Resistance | 5.0 MΩ | ||
Cathode to Heater Voltage | 100 V | ||
Grid 1 Reverse Current | 1 μA | ||
Grid 1 Voltage | -7.3 V | ||
Grid 2 Current | 10 mA | ||
Grid 2 Voltage | 250 V | ||
Grid Circuit Resistance (Rg) | 0.51 MΩ | ||
Heater Current | 700 mA - 820 mA | ||
Heater Voltage | 55.7 V - 6.3 V | ||
Non-linear Distortion Ratio | 17 % | ||
Output Power (POut) | 5.5 W | ||
Plate Circuit Resistance | 5.2 kΩ | ||
Plate Current (Ia) | 44 mA - 64 mA | ||
Plate Voltage (Ua) | 250 V | ||
Transconductance (S) | 9.0 mA/V - 11.3 mA/V |
Packaging Dimensions | Apex Matched Pair version | T-EL84-EH-MP | 3.25 in. × 2 in. × 1 in. |
Apex Matched Quad version | T-EL84-EH-MQ | 3.25 in. × 2 in. × 2 in. | |
Single version | T-EL84-EH | 1.1 in. × 1.1 in. × 3.4 in. | |
Weight (Packaging) | Apex Matched Pair version | T-EL84-EH-MP | 0.1058 lbs. |
Apex Matched Quad version | T-EL84-EH-MQ | 0.2116 lbs. | |
Single version | T-EL84-EH | 0.0529 lbs. |
T-EL84-EH-MP - Apex Matched Pair version | Capacitance, Transfer | 0.2 pF |
Capacitance, input | 11 pF | |
Capacitance, output | 7.0 pF | |
Cathode to Heater Insulation Resistance | 5.0 MΩ | |
Cathode to Heater Voltage | 100 V | |
Grid 1 Reverse Current | 1 μA | |
Grid 1 Voltage | -7.3 V | |
Grid 2 Current | 10 mA | |
Grid 2 Voltage | 250 V | |
Grid Circuit Resistance (Rg) | 0.51 MΩ | |
Heater Current | 700 mA - 820 mA | |
Heater Voltage | 55.7 V - 6.3 V | |
Non-linear Distortion Ratio | 17 % | |
Output Power (POut) | 5.5 W | |
Plate Circuit Resistance | 5.2 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 version | Capacitance, Transfer | 0.2 pF |
Capacitance, input | 11 pF | |
Capacitance, output | 7.0 pF | |
Cathode to Heater Insulation Resistance | 5.0 MΩ | |
Cathode to Heater Voltage | 100 V | |
Grid 1 Reverse Current | 1 μA | |
Grid 1 Voltage | -7.3 V | |
Grid 2 Current | 10 mA | |
Grid 2 Voltage | 250 V | |
Grid Circuit Resistance (Rg) | 0.51 MΩ | |
Heater Current | 700 mA - 820 mA | |
Heater Voltage | 55.7 V - 6.3 V | |
Non-linear Distortion Ratio | 17 % | |
Output Power (POut) | 5.5 W | |
Plate Circuit Resistance | 5.2 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 version | Capacitance, Transfer | 0.2 pF |
Capacitance, input | 11 pF | |
Capacitance, output | 7.0 pF | |
Cathode to Heater Insulation Resistance | 5.0 MΩ | |
Cathode to Heater Voltage | 100 V | |
Grid 1 Reverse Current | 1 μA | |
Grid 1 Voltage | -7.3 V | |
Grid 2 Current | 10 mA | |
Grid 2 Voltage | 250 V | |
Grid Circuit Resistance (Rg) | 0.51 MΩ | |
Heater Current | 700 mA - 820 mA | |
Heater Voltage | 55.7 V - 6.3 V | |
Non-linear Distortion Ratio | 17 % | |
Output Power (POut) | 5.5 W | |
Plate Circuit Resistance | 5.2 kΩ | |
Plate Current (Ia) | 44 mA - 64 mA | |
Plate Voltage (Ua) | 250 V | |
Transconductance (S) | 9.0 mA/V - 11.3 mA/V |
Specification Sheet | All Models |
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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.