Tubes - Transmitting, Audio, Misc.
Please choose from the following TUBES Sub-Catagory choices:
572B![]() |
811A![]() |
6146![]() |
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4CX350 Series![]() |
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SOCKETS![]() |
CHIMNEYS![]() |
PLATE CAPS![]() |
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BOOKS![]() |
BASES![]() |
PARASITIC SUPPRESSOR![]() |

4CX1600U Svetlana Transmitting Power Tetrode (NOS/NIB)
In Stock
- Cathode: Oxide-coated
- Uh: 6.3 V @ 5.7 +/- 0.4 A
- Input capacitance: 33 +/- 5 pF
- Output capacitance: 11.5 +/- 2 pF
New Old Stock * New In the Box * No longer available for export
MFR: Svetlana
Made in Russia
SKU: 4CX1600U-Svet
This New Old Stock (NOS) tube has been recently tested and meets all technical specifications. The Warranty period for this tube is Ninety Days from the date of purchase, for the original customer only. Please follow the instruction insert for proper installation.
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4CX250R Svetlana Transmitting Tube 7580W, Broadcast/Industrial (NOS)
In Stock
Svetlana Transmitting Tube 7580W, Broadcast/Industrial
New Old Stock * No longer available for export
MFR: Svetlana, Russia
SKU: 4CX250R-SVET
Ninety Day Warranty

3CX2500A3 / 8161 Svetlana Medium-Mu Triode (NOS)
In Stock
- Filament: Thoriated Tungsten
- Voltage: 7.5 volts
- Current: 49 amps (min.) – 53 amps (Max.)
New Old Stock * No longer available for export
MFR: Svetlana
Made in Russia
SKU: 3CX2500A3-SVET
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3CX10000A3 / 8159 Svetlana Medium-Mu 10,000 Watt Power Triode (NOS)
In Stock
Filament: Thoriated-tungsten mesh
Voltage: 7.50 ± 0.37 Volts
Current @ 7.50V: 100 Amps
New Old Stock * No longer available for export
MFR: Svetlana
Made In Russia
SKU: 3CX10000A3-SVET
This New Old Stock (NOS) tube has been recently tested and meets all technical specifications. The Warranty period for this tube is Ninety Days from the date of purchase, for the original customer only. Please follow the instruction insert for proper installation.
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3CX15000A3 Svetlana Medium-Mu Power Triode (NOS)
In Stock
Filament: Thoriated-tungsten mesh
Voltage: 6.3 ±0.3 V
Current @ 7.50V: 160 A
New Old Stock * No longer available for export
MFR: Svetlana
Made in Russia
SKU: 3CX15000A3-SVET
This New Old Stock (NOS) tube has been recently tested and meets all technical specifications. The Warranty period for this tube is Ninety Days from the date of purchase, for the original customer only. Please follow the instruction insert for proper installation.
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4CX350A Svetlana Transmitting Tube 8321/4CX350A
In Stock
Svetlana Transmitting Tube, 8321/4CX350A
MFR: Svetlana, Russia

4CX1500B High Performance Tetrode (NOS)
In Stock
- Cathode: Oxide-coated
- Voltage 12.6 ± 0.6 V
- Current, at 12.6 volts: 4.4 ± 0.3 A
- Voltage, cathode-heater, max:. ± 100 V
New Old Stock * No longer available for export
MFR: Svetlana
Made in Russia
This New Old Stock (NOS) tube has been recently tested and meets all technical specifications. The Warranty period for this tube is Ninety Days from the date of purchase, for the original customer only. Please follow the instruction insert for proper installation.
Add to Cart