Vacuum Tube - 6550, Tung-Sol Reissue
Copy of the original type 3 Tung-Sol 6550 made in the 1960s. Triple getter, carbonized screen, and gold plated grid. The current production benchmark of the classic 6550. Made in Saratov, Russia
Matched versions of this tube use Apex Matching
RoHS Compliant
Accessory Items:
Single or Matched | Our Part Number | UPC/EAN |
---|---|---|
Apex Matched Pair | T-6550-TUNG-MP | 609722129800 |
Apex Matched Quad | T-6550-TUNG-MQ | 609722129817 |
Apex Matched Sextet | T-6550-TUNG-MS | 609722129824 |
Single | T-6550-TUNG | 683274021140 |
Bulb Temperature | 250°C | ||
Capacitance, grid to plate | 0.8 pF | ||
Capacitance, input | 15 pF | ||
Capacitance, output | 10 pF | ||
Cathode Current (Ik) | 190 mA | ||
Grid 1 Voltage | -300 V | ||
Grid 2 Dissipation | 6 W | ||
Grid 2 Voltage, Pentode | 440 V | ||
Grid 2 Voltage, Triode | 500 V | ||
Grid Circuit Resistance (Rg), Fixed Bias | 50 kΩ | ||
Grid Circuit Resistance (Rg), Self Bias | 250 kΩ | ||
Heater Cathode Voltage, Negative | 300 V | ||
Heater Cathode Voltage, Positive | 100 V | ||
Heater Current | 1.6 A | ||
Heater Voltage | 6.3 V | ||
Plate Dissipation (Wa) | 42 W | ||
Plate Voltage (Ua) | 660 V |
Packaging Dimensions | Apex Matched Pair version | T-6550-TUNG-MP | 5.6 in. × 4.4 in. × 2.1 in. |
Apex Matched Quad version | T-6550-TUNG-MQ | 5.6 in. × 4.4 in. × 4.4 in. | |
Apex Matched Sextet version | T-6550-TUNG-MS | 6.4 in. × 5.6 in. × 4.4 in. | |
Single version | T-6550-TUNG | 2.1 in. × 2.1 in. × 5.5 in. | |
Weight (Packaging) | Apex Matched Pair version | T-6550-TUNG-MP | 0.45 lbs. |
Apex Matched Quad version | T-6550-TUNG-MQ | 0.9 lbs. | |
Apex Matched Sextet version | T-6550-TUNG-MS | 1.35 lbs. | |
Single version | T-6550-TUNG | 0.225 lbs. |
T-6550-TUNG-MP - Apex Matched Pair version | Bulb Temperature | 250°C |
Capacitance, grid to plate | 0.8 pF | |
Capacitance, input | 15 pF | |
Capacitance, output | 10 pF | |
Cathode Current (Ik) | 190 mA | |
Grid 1 Voltage | -300 V | |
Grid 2 Dissipation | 6 W | |
Grid 2 Voltage, Pentode | 440 V | |
Grid 2 Voltage, Triode | 500 V | |
Grid Circuit Resistance (Rg), Fixed Bias | 50 kΩ | |
Grid Circuit Resistance (Rg), Self Bias | 250 kΩ | |
Heater Cathode Voltage, Negative | 300 V | |
Heater Cathode Voltage, Positive | 100 V | |
Heater Current | 1.6 A | |
Heater Voltage | 6.3 V | |
Plate Dissipation (Wa) | 42 W | |
Plate Voltage (Ua) | 660 V | |
T-6550-TUNG-MQ - Apex Matched Quad version | Bulb Temperature | 250°C |
Capacitance, grid to plate | 0.8 pF | |
Capacitance, input | 15 pF | |
Capacitance, output | 10 pF | |
Cathode Current (Ik) | 190 mA | |
Grid 1 Voltage | -300 V | |
Grid 2 Dissipation | 6 W | |
Grid 2 Voltage, Pentode | 440 V | |
Grid 2 Voltage, Triode | 500 V | |
Grid Circuit Resistance (Rg), Fixed Bias | 50 kΩ | |
Grid Circuit Resistance (Rg), Self Bias | 250 kΩ | |
Heater Cathode Voltage, Negative | 300 V | |
Heater Cathode Voltage, Positive | 100 V | |
Heater Current | 1.6 A | |
Heater Voltage | 6.3 V | |
Plate Dissipation (Wa) | 42 W | |
Plate Voltage (Ua) | 660 V | |
T-6550-TUNG-MS - Apex Matched Sextet version | Bulb Temperature | 250°C |
Capacitance, grid to plate | 0.8 pF | |
Capacitance, input | 15 pF | |
Capacitance, output | 10 pF | |
Cathode Current (Ik) | 190 mA | |
Grid 1 Voltage | -300 V | |
Grid 2 Dissipation | 6 W | |
Grid 2 Voltage, Pentode | 440 V | |
Grid 2 Voltage, Triode | 500 V | |
Grid Circuit Resistance (Rg), Fixed Bias | 50 kΩ | |
Grid Circuit Resistance (Rg), Self Bias | 250 kΩ | |
Heater Cathode Voltage, Negative | 300 V | |
Heater Cathode Voltage, Positive | 100 V | |
Heater Current | 1.6 A | |
Heater Voltage | 6.3 V | |
Plate Dissipation (Wa) | 42 W | |
Plate Voltage (Ua) | 660 V | |
T-6550-TUNG - Single version | Bulb Temperature | 250°C |
Capacitance, grid to plate | 0.8 pF | |
Capacitance, input | 15 pF | |
Capacitance, output | 10 pF | |
Cathode Current (Ik) | 190 mA | |
Grid 1 Voltage | -300 V | |
Grid 2 Dissipation | 6 W | |
Grid 2 Voltage, Pentode | 440 V | |
Grid 2 Voltage, Triode | 500 V | |
Grid Circuit Resistance (Rg), Fixed Bias | 50 kΩ | |
Grid Circuit Resistance (Rg), Self Bias | 250 kΩ | |
Heater Cathode Voltage, Negative | 300 V | |
Heater Cathode Voltage, Positive | 100 V | |
Heater Current | 1.6 A | |
Heater Voltage | 6.3 V | |
Plate Dissipation (Wa) | 42 W | |
Plate Voltage (Ua) | 660 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.