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This listing was ended by the seller on Sat, Sep 27 at 10:56 PM because the item is no longer available.
DUOVAC SONATRON 112A 12A Vacuum Tubes Pair Vintage Tested Strong
Ended
DUOVAC SONATRON 112A 12A Vacuum Tubes Pair Vintage Tested Strong
US $254.00US $254.00
Sat, Sep 27, 10:56 PMSat, Sep 27, 10:56 PM
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DUOVAC SONATRON 112A 12A Vacuum Tubes Pair Vintage Tested Strong

k-tradings-jp
(973)
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US $254.00
No Interest if paid in full in 6 mo on $149+ with PayPal Credit*
Seller does not accept returns
Condition:
For parts or not working
“Vintage as-is condition.Not guaranteed to work.For Collectible.”
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    Located in: Moriyamaku Nagoya, Japan
    Delivery:
    Estimated between Fri, Dec 19 and Tue, Dec 23 to 94104
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    eBay item number:167615876849
    Last updated on Aug 29, 2025 10:11:09 PDTView all revisionsView all revisions

    Item specifics

    Condition
    For parts or not working
    An item that does not function as intended and is not fully operational. This includes items that are defective in ways that render them difficult to use, items that require service or repair, or items missing essential components. See the seller’s listing for full details. See all condition definitionsopens in a new window or tab
    Seller Notes
    “Vintage as-is condition.Not guaranteed to work.For Collectible.”
    Filament Voltage Current
    5V 0.25A
    Grid Voltage (Ug)
    -13.5V
    Tested
    Yes
    Modified Item
    No
    Test Equipment
    Tube Tester
    Brand
    Mixed (DUOVAC, SONATRON)
    Type
    Vacuum Tube
    Mu (Amplification Factor)
    8.5
    Tube Type
    Triode (Common type for 112A)
    Test Results (Nominal 42)
    82, 70
    Model
    112A (also known as 12A)
    Plate Current (Ip)
    7.7mA
    Featured Refinements
    112A Tube
    Country/Region of Manufacture
    United States
    Category

    Item description from the seller

    About this seller

    k-tradings-jp

    100% positive feedback

    Joined Sep 2015
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