RD 21 XM Tesla Electron Tube Triodo RS3020CL
$0.00
RD 21 XM je vzduchem chlazená výkonová trioda, vyrobená metalo-keramickou technologií, vhodná pro průmyslové generátory a zesilovače do 120 MHz a do 10 kW.
RD21XM is air-cooled triode, made by metal-ceramic technology. This electron tube is intended for industrial generators up to 120 MHz. Application – RF heating, welding or hardening. Maximum plate dissipation can be 10 kW. Output power is 20 kW in CW mode. For operation in pulse mode, the parameters depends on equipment characteristics. Contact us for specific information
Technical specifications
Cathode WTh
Filament voltage 5.7 V
Filament current 135 A
Amplification factor 22
Transconductance 35 mA/V
Capacitance
• grid-anode 21 PF
• grid-cathode 52 PF
• cathode-anode 1.0 PF
Maximum ratings
Frequency 120 MHz
Anode voltage
• <40 MHz 12 kV
• 2 40 MHz 11 kV
Grid voltage -1300 V
Grid current 0.9 A
Grid dissipation 300-230 w
Anode dissipation 10 kW
Peak cathode current 25 A
Mechanical characteristics and cooling
Anode cooling air
Air inlet temperature 25 °C
Temperature (any point of envelope) 220 °C
Air outlet temperature 75 °C
Air flow 13 m3/min
Mounting position vertical
Weight 5.6 kg
Additional accessories*
• Grid contact ring
• Filament contact rings
*for detailed information please contact our sales department
**tube with fixed flexible filament contacts is also available (RD21XMF)
Detalles
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