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NANOSECOND PULSE GENERATOR  

 

NPG-20/3500 

and 

NPG-20/3500N 

 
 
 

USER MANUAL 

 
 
 
 
 
 
 
 
 
 
 

© 2021 Megaimpulse Ltd. 

v.1.0 

Содержание NPG-20/3500

Страница 1: ...NANOSECOND PULSE GENERATOR NPG 20 3500 and NPG 20 3500N USER MANUAL 2021 Megaimpulse Ltd v 1 0...

Страница 2: ...OR ERROR IN THIS MANUAL OR PRODUCT SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR INFORMATION ONLY AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE AND SHOULD NOT BE CO...

Страница 3: ...ond pulse generator 3 Description 4 Technical specification 5 Front and rear panels view 6 Putting the generator into operation 7 Triggering of the generator 9 Overheat mode 10 Output pulse monitoring...

Страница 4: ...nerator to or from the system ensure that the power supply ON OFF switch is switched off and the power supply cable is unplugged before the output cable is connected or disconnected Please connect or...

Страница 5: ...500 positive polarity or NPG 20 3500 negative polarity nanosecond pulse generator hereinafter generator Power supply cable High voltage output coaxial cable User manual Fig 1 General view of NPG 20 35...

Страница 6: ...itude knob is in max position The generator is designed for operation with 50 Ohm impedance load only for example properly made antenna In spite of the generator has protection from overheating and da...

Страница 7: ...tion rate from 1 Hz up to 3 5 kHz Single pulse mode yes in external triggering mode Triggering internal or external External triggering BNC input connector 2 5V 15V amplitude 50 s 200 s pulse width In...

Страница 8: ...ctor 3 power supply connector and fuse holder 4 HV ON HV OFF high voltage on off switch 5 EXT INT external internal triggering switch 6 BNC SYNC IN connector 7 OVERHEAT LED 8 AMPLITUDE regulation knob...

Страница 9: ...t of the connectors is very important for the normal operation of the generator Even a small air gap between the connectors may result in arcing destroying the generator and the cable To obtain good a...

Страница 10: ...er outlet Switch on the generator by the power switch 1 on the rear panel The internal fans 11 of the generator should start to rotate Step 6 Switch on the high voltage by HV ON HV OFF switch 4 The ou...

Страница 11: ...ypical jitter RMS is about 1 ns The internal red lamp in HV ON HV OFF switch 4 lights on and indicates the generator triggering The maximum allowable pulse repetition rate in this mode is limited by F...

Страница 12: ...h 4 and allow fans to cool the generator for several minutes OVERHEAT LED 7 lights off after the cooling and the generator is ready for operation again Unfortunately the matching with the load usually...

Страница 13: ...ng interference Therefore one can see the noise on the oscillograms at the moment of the output pulse generation The measured in Fig 3 delay between external triggering pulse and the output pulse is 1...

Страница 14: ...rminal power supply connector Please use a flat screwdriver or another suitable tool to remove the fuse holder see Fig 4 Fig 4 Removing of the fuse holder by a flat screwdriver There are two fuses in...

Страница 15: ...arranty period and warranty condition The generator has warranty seals on the front and rear panels see Fig 6 Removing of the warranty seals terminates the warranty Fig 6 Warranty seals on the front a...

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