Abstract: This letter presents a compact dual-band, high-gain, light-weight, circularly polarized (CP) microstrip patch antenna with wide axial ratio (AR) beamwidth for multiple satellite ...

Abstract: Within the surface-wave communication paradigm, pinching-antenna systems employ dielectric waveguides as both transmission media and reconfigurable radiators, enabling dynamic antenna ...

Made by KiwiSDR NZ in New Zealand, the KiwiSDR 2 is a software-defined radio with its own computer, packed into a small metal box.

Accelerate your tech game Paid Content How the New Space Race Will Drive Innovation How the metaverse will change the future of work and society Managing the ...

The Sashastra Seema Bal (SSB) has published the PET/PST Admit Card for the HC (Ministerial) Recruitment 2026. Candidates who have applied for the Head Constable (Ministerial) post can now download ...

SSB HC Admit Card 2026 OUT: The Sashastra Seema Bal (SSB) has released the SSB Head Constable (Ministerial) admit card for the Physical Efficiency Test (PET) and Physical Standard Test (PST).

New Delhi: The Sashastra Seema Bal (SSB) has released the admit card for the post of Head Constable (Ministerial) Examination 2026. It has released the SSB HM admit card 2026 for the Physical ...

Car antennas have come a long way since their inception in the early 20th century. First used in the radio body itself, they have evolved from external whip-style mast antennas to integrated radio and ...

New Delhi: The Sashastra Seema Bal has equipped itself with state-of-the-art surveillance equipment, including UAVs, micro UAVs, and automatic face recognition with auto number-plate recognition, the ...