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Vintage GU-74B Power Tetrode Tube: Unlock the Essence of Soviet Engineering
Immerse yourself in the legacy of Soviet engineering with the Vintage GU-74B Power Tetrode Tube, a unique piece offering exceptional performance and historical significance. This brand new lamp has never been used before and is in perfect condition. It comes in plastic wrap and includes the old yellow Soviet instruction manual, although the plastic is removed for customs purposes.
Product Details:
- Quantity: 1 piece
- Condition: Brand New
- Manufacturer: Svetlana factory
Technical Highlights:
The GU-74B, also known as the 4CX800A, is a high-performance tetrode tube renowned for its excellence in RF power amplifiers like Alpha 99, 91B, 8100, and ACOM 1000, 1006, 1010, and 2000A. It serves as a direct replacement for the modern 4CX800A tube.
Key Specifications:
- Cathode Type: Oxide, indirect heating
- Application Field: Power amplification in broadcasting and SSB equipment
- Envelope: Metal-ceramic
- Cooling Method: Forced air (minimum of 35m³/h)
- Dimensions: 90 x 71 mm
- Filament Voltage: 12.6V
- Filament Current: 3.3 – 3.9A
- Mutual Conductance: 26 to 38 mA/V
- Output Power: 0.6 kW
- Maximum Anode Voltage: 2kV/4kV peak
- Maximum Operating Frequency: 150 MHz
- Durability: Minimum of 2000 hours
Stamped with the technical control department mark "ОТК," this tube guarantees quality and reliability.
Shipping Information:
Your order will be meticulously packaged and shipped for next working day delivery, accompanied by a tracking number for your convenience.
International Shipping: Anticipate delivery within 14-25 business days.
In the rare event of transit damage, we uphold our commitment to customer satisfaction with a full refund or replacement.
Don't miss the chance to elevate your RF equipment with this exceptional vintage power tetrode tube! Bid now and enrich your radio experience with this reliable component! 🌟
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Shipping to the USA: Estimated delivery in 15-24 business days via USPS.
Shipping to Alaska and Hawaii: Delivery may take up to 40 business days.
Packaging: We carefully package items with bubble wrap for safe delivery.
Message of Support: We stand for peace and unity. A portion of our earnings will be donated to support political prisoners, animals affected by the war, and those who lost their homes.