• High Power Laser and Particle Beams
  • Vol. 34, Issue 6, 065001 (2022)
Yaru Zhang, Xi Chen, Yang Li*, Hongchun Yang*, and Zhaohuan Wei
Author Affiliations
  • School of Physics, University of Electronic Science and Technology of China, Chengdu 611731, China
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    DOI: 10.11884/HPLPB202234.210449 Cite this Article
    Yaru Zhang, Xi Chen, Yang Li, Hongchun Yang, Zhaohuan Wei. High-power picosecond pulse source based on high trigger signal and power synthesis[J]. High Power Laser and Particle Beams, 2022, 34(6): 065001 Copy Citation Text show less
    High trigger voltage and low trigger voltage avalanche time comparison
    Fig. 1. High trigger voltage and low trigger voltage avalanche time comparison
    Trigger circuit
    Fig. 2. Trigger circuit
    Trigger signal
    Fig. 3. Trigger signal
    Pulse circuit
    Fig. 4. Pulse circuit
    Effect of single-board stage and trigger voltage on output voltage, respectively
    Fig. 5. Effect of single-board stage and trigger voltage on output voltage, respectively
    Trigger jitter test
    Fig. 6. Trigger jitter test
    Waveforms before and after the delay adjustment
    Fig. 7. Waveforms before and after the delay adjustment
    Comparison of output amplitude before and after delay adjustment
    Fig. 8. Comparison of output amplitude before and after delay adjustment
    Power synthesis
    Fig. 9. Power synthesis
    collector-base voltage UCBO/V collector-emitter voltage UCES/V collector-emitter voltage UCEO/V emitter-base voltage UEBO/V continuous collector current IC/V peak collector current ICM/V
    260260100650060
    Table 1. Avalanche transistor specifications
    itemfrequency/ MHz insertion loss/ dB input VSWR output VSWR isolation/ dB impedance/ Ω power rating/W
    splittercombiner
    2-way500~8000≤1.51.15∶11.11∶12750302
    4-way380~2700≤0.61.7∶11950302
    Table 2. Technical indexes of power distributor
    Yaru Zhang, Xi Chen, Yang Li, Hongchun Yang, Zhaohuan Wei. High-power picosecond pulse source based on high trigger signal and power synthesis[J]. High Power Laser and Particle Beams, 2022, 34(6): 065001
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