The GU-43B tetrode for wideband power amplification at frequencies up to 100 MHz in RF equipment. This tube is generally considered analogous to the 4CX1000. 


                                     
Power tubes need formatting before use, please take care, if you need a formatting procedure ask for it.


                            
                                                

               Military <rhhombus>and <OTK> mark

                                                                                  QTY-1
                                                                   NIB  NOS    
     


Name

GU43B

Type

tetrode

Brief application

oscillation, amplification

Envelope

glass to metall

Cooling method

forced air

Dimensions

125mmx100mm

Mass

1.5 kg

Filament voltage

12.6 V

Filament current

6 - 7.2 A

Mutual conductance

40 to 50 mA/V

Output power

1 kW

Maximum anode voltage

3.5 kV

Maximum operating frequency

75 MHz

     




Please allow for the following shipping times:
EU countries: 5-8 business days, on rare occasions a few days more
USA: 10-15 business days, on rare occasions more
South East Asia (Japan, Singapore, S. Korea, Hong Kong, Taiwan etc) 10 business days, on rare occasions more
India, China, Russia, Kazakhstan, Pakistan, Indonesia, Malaysia, Thailand, Australia, South Africa etc: at least 15 business days, but frequently around 25 business days
 
Please note that shipping cost is calculated at average. If you have any objections please contact me for a specific quotation.