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Your position: Home / Electron Tubes / Industrial heating tubes

3CX2500A3 vacuum tube, high frequency machine radio frequency drying heating oscillator, power transmitting amplifier tube

Price:
USD
$686.20
$1007.40
Wholesale:
2+
$627.80
Quantity:
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(9 available)
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  • Description
  • Reviews(4)

This type of tube can be interchanged with the 3CX2500A3 tube produced by Eimac in the United States

一、Electrical characteristics
Filament voltage 7.5V Filament current 51.5A
Transconductance 20mA/V Amplification factor 20
Interelectrode capacitance(cathode grounding) Input.at most 35.0pF  
Output.at most 0.9pF  
Transter.at most 20.0pF  
Operating position Vertical/anode up or down Cooling forced air
Maximum temperature of anode outer surface and sealing part 250℃ The maximum length 468.30mm
The maximum diameter 105.56mm weight 3.4kg
 
二、Audio power amplifier or class AB, class B modulator extreme application data
Anode voltage 6000Vdc Anode current 2.5Adc
Anode dissipation 4000W Grid dissipation 150W
Grid voltage -1000Vdc    
 
三、Typical working state (double tube, unless otherwise specified, positive rotating wave)
Positive pressure 4000 5000 6000 Vdc
Grid voltage -150 -190 -240 Vdc
Zero- signal anode current 0.6 0.5 0.4 Adc
The biggest signal anode current 4.0 3.2 3.0 Adc





For delivery time: 
Generally, we will dispatch the items within 10 days upon order confirmation; some items may need 20~30 days to get ready for delivery, then we will try our best to dispatch as soon as possible, or we will contact you and offer advice.
 
For Bulk order: 
If you would like to place a bulk order, please contact us for better price and better delivery cost.


 
Average rating: 5.0 based on 4 reviews
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