PM IST, will take place through the Amateur Radio on the International Space Station (ARISS) initiative in coordination with the U.R. Rao Satellite Centre (URSC), Bengaluru. This is a rare and ...

Following a successful 2M EME DXpedition to Angola in August 2022, several requests for another Dxpedition that include 6M, ...

There’s no military in the world that could have done what we did tonight, not even close,” boasted President Donald Trump ...

Land Mobile Radio Market Size & Growth Insights: According to the SNS Insider Report, “The Land Mobile Radio Market Size was valued at USD 24.24 billion in 2023 and is expected to reach USD 69.11 ...

However, the greater propagation distance of lower frequency bands (HF) increases the distance at which they can be detected, compared to higher frequency bands (VHF, UHF), which have greater ...

A simple propagation model for the VHF and UHF bands is presented. The model is a computational form of the data provided by the FCC F(50,50) propagation curves, and it is aimed to be used by ...

The Winegard Elite 7550 stands out as an outstanding outdoor antenna designed for dual-band VHF/UHF reception. It’s ultra-durable, having been tested in wind tunnels that have clocked in at over ...

Report 1963-39Effects of buildings and trees upon the propagation of waves in the UHF and VHF bands Report 1963-39 Download ...

Some of the antennas weren’t bad on the UHF band. That makes sense because the antenna is physically larger but at VHF the size didn’t seem a big difference.

The VHF and UHF bands are incorporated in a single unit to reduce the system's size and weight to meet the low size, weight, and power (SWaP) requirement of UAVs.

The FCC at its November meeting will also consider a Further Notice of Proposed Rulemaking (FNPRM) that proposes to remove the baud rate limitation in the 2200 meter and 630 meter bands. The ...