GU-40B-1
240,00 $
Russian powerful generator tetrode tube GU-40B-1. A generator and a broadband amplifier of HF oscillations up to 250MHz. Output power of at least 1kW
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6 in stock
Description
Powerful generator tetrode tube GU-40B-1 (updated version of GU-40B) for operation as a generator and broadband amplifier of high-frequency oscillations at frequencies up to 250MHz. Design – metal-glass. Operating position – vertical, glass cylinder up.
Cooling – forced: anode – air not less than 130 m³/h (250 for GU-40B m³/h), legs – air not less than 60 m³/h, cylinder – air, not less than 60m³/h.
Stamp of technical control department of the manufacturer “ ОТК “
GU – generator tubes with a generation frequency from 30 to 300MHz
40 – the number of the serial number of the development of this type of tube
B – letter indicating the type of forced cooling
Technical specifications (at Uн=6.3V, Uа=1kV, Uc2=800V, Iа=1A):
- Heating current 33 ± 3A
- Cathode emission current (at Uа=Uc2=Uс1=200V): 4.5A
- Characteristic slope 18 ± 2mA/V
- Gain of the 1st grid relative to the 2nd grid: 10
- Output power (at a frequency of 250MHz and a bandwidth of 8MHz): 1kW
- Interelectrode capacitances, pF:
input: 34 (30 for GU-40B)
output: 12
pass: 0.5 (0.3 for GU-40B)
Limiting performance:
- Heating voltage 6 – 6.6V
- Anode voltage 5kV
- 2nd grid voltage 830V
- 2nd grid voltage without excitation in the 1st grid circuit 900V
- Starting heating current 55 (50 for GU-40B)A
- Power dissipated by the anode 2kW
- Power dissipated by the 2nd grid 75W
- Power dissipated by the 1st grid 30W
- Temperature of the glass and metal-to-glass fusion points 200 (150 for GU-40B) °C
- Range of operating ambient temperatures from -60 to +70 °C
Weight: 2000g.
Operating time not less than: 2000 (1000 for GU-40B) hours.
Additional information
Weight | 2 kg |
---|---|
Dimensions | 19,2 × 9,4 × 9,4 cm |
Brand |
SVETLANA |
Packaging |
Individual factory box |
Socket type |
Original |
Condition |
New product |
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