Description: Lot - 1pcs. (Large quantity available) GU-48 Power Triode TubePOLARONEquivalent to tube: RCA 833ANOSNew from storage, without original BOX Attention: The tubes will be sent to you without the original packaging to minimize shipping costs.Dates and Prints on tubes may not match what you receive upon purchase.The GU-48 tube generator triode, an improved version of RCA 833A tube.Well regarded by ham radio fans and hi-end audio tube amp builders. Description: The GU-48 is a power triode intended for use in RF amplifier, oscillator, or class B modulator service. The GU-48 features rugged construction for high power RF transmitter applications. The envelope is fabricated from hard glass intended specifically for the high-temperature operation of transmitting tubes. The internal tube parts are supported by low loss ceramic insulators for high-temperature operation and high voltage hold-off. GU – a letter that determines the type of tube: GU – generator tubes with a generation frequency of 30 to 300MHz; 48 – the number of the serial number of the development of this type of tube; Technical specifications (at Un=10V, Ua=2.5KV, Ia=500mA):Filament current: 10 ± 0.8AAnode current (at Uс1= -50V): 130 ± 70AAnode current (at Ua=0.1KV, Uc1=100V): 700 ± 200mAGrid current (at Ua=Uc1=100 V) 215 ± 85mAReverse grid current (at Ia= 150 mA): no more than 25µAGain (when Uc changes by 20V, Ia=200mA) 35 ± 6Oscillatory power (at Ic1=95mA, at 40MHz): not less than 700WLimiting performance:Filament voltage: 9.5-10.5V Anode voltage: 3KV Filament starting current: 15A Anode dissipation: 300W Operating frequency: 75MHz Envelope temperature: 270°CDurability is not less than 2000 hours. Reliable packaging for your order Worldwide Shipping See other lots
Price: 179 USD
Location: Oral
End Time: 2024-12-27T13:20:03.000Z
Shipping Cost: 34 USD
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Item Specifics
Return shipping will be paid by: Buyer
All returns accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money back or replacement (buyer's choice)
Brand: POLARON
Type: Triode
Model: GU-48
Country/Region of Manufacture: Unknown