2024-12-22

The KiwiSDR 2 is an SDR (“software-defined radio”) receiver for the entire frequency range from 10 KHz to 30 MHz.

It is based on a BeagleBone minicomputer (similar to a Raspberry Pi) onto which the RF part is plugged. Both reception and processing speed have been improved compared to its predecessor.

The unique feature is the built-in web interface (OpenWebRX). While other SDRs usually require a suitable USB driver and a program to be installed on the PC, with the KiwiSDR 2 everything is done via the web browser already installed on the PC.

Simply connect the KiwiSDR 2 to the network via LAN, connect the antenna and you are ready to receive. Of course, the KiwiSDR 2 is extremely portable because it can be operated on any PC with a current web browser without any installation.

Time synchronization is carried out via a GPS antenna included with the device. The GPS signal is also used to calibrate the frequency conditioning.

Up to 4 users can log on to the KiwiSDR 2 at the same time and work completely independently of each other over the entire bandwidth of 30 MHz.

Tuning is done conveniently via the waterfall display or via direct input. The device can also be shared with other users worldwide via the Internet.

There are already over 700 (!) KiwiSDRs accessible via the Internet worldwide.

At http://rx.kiwisdr.com/ you will find a comprehensive list and a location map. Have a listen! 

They are shipped ready to plug and play. No other computer is required.

Just plug in a 5V power supply, an Ethernet cable to your network, and an HF antenna and it will be accessible from anywhere in the world from the Internet. 

Requires 5V 2A DC supply with standard 5.5mm round connector with 2.1mm centre hole.

For best performance the power supply needs to be very low noise.

Most USB cables use wires that are too thin so the volt drop causes problems. 

KiwiSDR Store: https://kiwisdr.nz/products/kiwisdr2-1

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