GU-74B (original box)
410,00 $
Russian tetrode tube GU-74B are direct replacements for use in some of the best-built RF power amplifiers, including Alpha 99, 91B, 8100; ACOM 1000, 1006, 1010, 2000A. Fully equivalent to the modern 4CX800A tube
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4 in stock
Description
The GU-74B (4CX800A) Svetlana tetrode is used in wide-band non-tunable amplifiers and for single-sideband power amplification in stationary and mobile RF equipment. It is useful at full ratings through 250MHz. GU74B (4CX800A) Ceramic Power Tetrodes are high performance ceramic/metal tetrodes with a plate dissipation rating of 800 watts.The performance characteristics of the 4CX800A allow its use as a high gain grid-driven RF amplifier or as used in grounded grid service.
Technical specifications:
- Cathode type: oxide, indirect heating;
- Application field: power amplification in broadcasting and SSB equipment;
- Brief application: amplification;
- Envelope: metal-ceramic;
- Cooling method: forced air;
- Forced air cooling of at least 35m3/h.;
- Dimensions: 90 x 71mm;
- Filament voltage: 12.6V;
- Filament current: 3.3 – 3.9A;
- Mutual conductance: 26 to 38mA/V;
- Output power: 0.6 kW;
- Maximum anode voltage: 2kV/4kV in peak;
- Maximum operating frequency: 150MHz.
- Durability is not less than 2000h.
Additional information
| Weight | 0,55 kg |
|---|---|
| Dimensions | 9,0 × 7,1 × 7,1 cm |
| Brand |
SVETLANA |
| Packaging |
Individual factory box |
| Socket type |
7- Pin PL21V-1V |
| Condition |
New product |
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