Popular Articles
How to return hardware to IMPULSE Wireless for repair, upgrade or warranty
IMPULSE Wireless has a return procedure for hardware returned to us from customers. Hardware may be returned for a variety of reasons such as repair, warranty, upgrades, etc. The most important part of the RMA (return materials authorisation) process ...
Are your radios secure? Digital two-way radio, eavesdropping and encyption
We have heard from a number of radio users lately who mistakenly think that because they are using digital two-way radio, their transmissions can’t be listened to or eavesdropped, and the conversations are private. There have also been many related ...
What happened to Australia’s National Strategic Radio System?
What happened to Australia’s National Strategic Radio System? The 2019/2020 bushfire season had many casualties, including communications networks. However, the communications issues in the news of late have nothing to do with coverage, radio ...
Ambiguity with MCPTT and [Not quite] Mission Critical PTT over LTE
Even in 2025, after ten years of development of MCPTT ("Mission Critical Push to Talk"), truly mission-critical PTT rarely exists in the real world outside a lab. Not much has changed since I wrote the original version of this article in 2019. As far ...
PTT solutions to the Mission-Critical problem
The Mission-Critical problem for PTT is the reliance on the underlying network. This is dealt with in a number of ways in the MCPTT standard: - eMBMS provides broadcast messages from a single site, reducing the network traffic required when many ...