-40%

Vacuum Tube, 12DW7 / ECC832, JJ Electronics, Dual Triode, Standard Pins, Preamp

$ 8.84

Availability: 24 in stock
  • Plate Dissipation, system II (Wa): ≤ 2.75 W
  • Return shipping will be paid by: Buyer
  • Plate Current, system II (Ia): 10.5 mA
  • Refund will be given as: Money Back
  • Compatible Brand: Any
  • Filament Voltage (Uf): 6.3 / 12.6 V
  • Cathode Current, system I (Ik): ≤ 8 mA
  • Heater to cathode voltage, system II (Uk/f): ≤ 180 V
  • Heater to cathode voltage, system I (Uk/f): ≤ 180 V
  • Amplifier Type: Unknown
  • Internal Resistance, system I (Ri): 62.5 kΩ
  • Type: Vacuum Tube
  • Condition: New
  • Heater to cathode resistance, system I (Rk/f): 150 kΩ
  • Transconductance, system II (S): 2.2 mA/V
  • Features: None
  • Gain, System I (μ): 100
  • Plate Dissipation, system I (Wa): ≤ 1 W
  • Item must be returned within: 60 Days
  • Heater to cathode resistance, system II (Rk/f): 150 kΩ
  • Gain, System Ii (μ): 17
  • MPN: T-12DW7-JJ
  • Plate Current, system I (Ia): 1.2 mA
  • Item Diameter: 22 mm
  • Internal Resistance, system II (Ri): 7.7 kΩ
  • Grid Voltage, system II (Ug): ≥ -50 V, -8.5 V typical
  • Grid Resistance, system I (Rg): 2.2 MΩ
  • Grid Voltage, system I (Ug): ≥ -50 V, -2 V typical
  • Restocking Fee: No
  • Cathode Current, system II (Ik): ≤ 20 mA
  • Item Height: 56.3 mm
  • Transconductance, system I (S): 1.6 mA/V
  • Body Height: 49.2 mm
  • Grid Resistance, system II (Rg): 1 MΩ
  • All returns accepted: Returns Accepted
  • Plate Voltage (Ua): ≤ 300 V, 250 V typical
  • Compatible Model: Any
  • Filament Current (If): 300 / 150 mA
  • Brand: JJ Electronics

    Description

    Product Details
    Vacuum Tube, 12DW7 / ECC832, JJ Electronics, Dual Triode, Standard Pins, Preamp
    T-12DW7-JJ
    Sold individually
    In the 12DW7/ECC832, Section 1 of the tube (pins 6, 7, and 8) is the high gain 12AX7/ECC83 spec (gain factor 100) and Section 2 (pins 1, 2, and 3) is the low gain 12AU7/ECC82 spec (gain factor 17).
    ECC832 (T-12DW7-JJ-X)
    Section 1
    Section 2
    Pins
    6, 7, 8
    1, 2, 3
    Gain
    Factor of 100
    Factor of 17
    Spec
    12AX7/ECC83
    12AU7/ECC82
    ECC823 (T-ECC823-JJ)
    Section 1
    Section 2
    Pins
    6, 7, 8
    1, 2, 3
    Gain
    Factor of 17
    Factor of 100
    Spec
    12AU7/ECC82
    12AX7/ECC83
    Not what you're looking for? Check out our other products in this category:
    Vacuum Tubes
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    Vacuum Tubes
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    Triode
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    Measurements
    Product Measurements:
    Body Height
    49.2 mm
    Cathode Current, system I (I
    k
    )
    ≤ 8 mA
    Cathode Current, system II (I
    k
    )
    ≤ 20 mA
    Filament Current (I
    f
    )
    300 / 150 mA
    Filament Voltage (U
    f
    )
    6.3 / 12.6 V
    Gain, System I (μ)
    100
    Gain, System Ii (μ)
    17
    Grid Resistance, system I (R
    g
    )
    2.2 MΩ
    Grid Resistance, system II (R
    g
    )
    1 MΩ
    Grid Voltage, system I (U
    g
    )
    ≥ -50 V, -2 V typical
    Grid Voltage, system II (U
    g
    )
    ≥ -50 V, -8.5 V typical
    Heater to cathode resistance, system I (R
    k/f
    )
    150 kΩ
    Heater to cathode resistance, system II (R
    k/f
    )
    150 kΩ
    Heater to cathode voltage, system I (U
    k/f
    )
    ≤ 180 V
    Heater to cathode voltage, system II (U
    k/f
    )
    ≤ 180 V
    Internal Resistance, system I (R
    i
    )
    62.5 kΩ
    Internal Resistance, system II (R
    i
    )
    7.7 kΩ
    Item Diameter
    22 mm
    Item Height
    56.3 mm
    Plate Current, system I (I
    a
    )
    1.2 mA
    Plate Current, system II (I
    a
    )
    10.5 mA
    Plate Dissipation, system I (W
    a
    )
    ≤ 1 W
    Plate Dissipation, system II (W
    a
    )
    ≤ 2.75 W
    Plate Voltage (U
    a
    )
    ≤ 300 V, 250 V typical
    Transconductance, system I (S)
    1.6 mA/V
    Transconductance, system II (S)
    2.2 mA/V
    Packaging Information:
    Packaging Dimensions
    1 in. x 1 in. x 2.4 in.
    Weight (Packaging)
    0.03 lbs.
    About Us
    About Amplified Parts:
    Amplified Parts was created to serve musicians looking to customize their sound or simply fix their amplifier or guitar. Amplified Parts is backed by over 25 years of experience serving the electronic hobbyist market. We are a member in good standing of the Better Business Bureau.
    The focus of Amplified Parts is to serve the musician who is not an electronic technician and who wants to create his/her own sound or tone by modifying their existing amplifier or guitar.
    Every musician is unique and has the desire to create his/her own tone. Amplified Parts assists in finding that unique sound.
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