KiwiSDR input plugin

Introduction

This plugin is designed to enable connection to publicly available KiwiSDR receivers. A list of on-line receivers is available here

Interface

1: Start/Stop

This button is used to start the "device" i.e connect to the remote and start stream or stop the "device" i.e. stop stream and disconnect from the remote. The button shows the following faces:

Blue triangle icon: device is ready and can be started
Green square icon: device is running and can be stopped

2: Record

Record baseband I/Q stream toggle button

3: Frequency

This is the center frequency of reception in kHz.

4: Stream sample rate

This is the 12 kS/s fixed sample rate of the I/Q stream provided by the Kiwi.

5: Remote address and port

This is the remote address and port of the remote KiwiSDR instance to which to connect. The address can be in the form of an URL or IPv4 address. This is the same address and port found in the servers list of SDR.hu for example. Note that the http:// prefix should be removed this should be only the address and port.

Press button (7) to validate your change.

6: Status indicator

This ball can take the following colors depending on the status:

Gray: Idle
Yellow: Connecting
Green: Connected
Red: Error
Magenta: Disconnected

The connection can take several seconds (yellow status) please be patient.

In case of untimely disconnection (magenta status) you can stop and start again with button (1) to attempt re-connection.

7: Set address

When you change the address in (5) you have to push this button to validate the change.

8: Gain

This is the RF gain control sent to the remote

9: AGC

Use this button to switch on or off the AGC in the remote

10: DC block

Some remote receivers exhibit a peak at DC. Use this button to filter DC out.

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