Windows · Free

VBANServer

A lightweight Windows console application that captures audio from any input device and streams it over the local network using the VBAN protocol. Designed as a companion to SWList and SWLStation.

What you need

Quick Start

Up in one command

Capture audio from VB-Audio Cable at 16 kHz mono and broadcast it via VBAN on the local network (UDP port 6980, stream name Stream1).

VBANServer.exe --device "CABLE" --samplerate 16000

Command-line options

Option Short Default Description
--device <name> -d First device Audio input device (partial name match)
--port <port> -p 6980 UDP port for VBAN packets
--stream <name> -s Stream1 VBAN stream name (must match the receiver)
--samplerate <hz> -r 16000 Sample rate in Hz
--channels <num> -c 1 Number of audio channels (1 = mono)
--target <ip> -t 255.255.255.255 Target IP address — disables broadcast if set
--record [seconds] 10 Record raw audio to a local WAV file
--list -l List available audio input devices
--help -h Show help
Examples

Common usage

List available audio devices

VBANServer.exe --list

Stream from VB-Audio Cable at 16 kHz (recommended for ham radio)

VBANServer.exe --device "CABLE" --samplerate 16000

Stream to a specific IP instead of broadcast

VBANServer.exe --device "CABLE" --samplerate 16000 --target 192.168.0.9

Record 10 seconds of raw audio locally for debugging

VBANServer.exe --device "CABLE" --samplerate 16000 --record 10

Supported sample rates

For ham radio audio, 16000 Hz is recommended as a good balance between quality and bandwidth.

6000 Hz 8000 Hz 11025 Hz 12000 Hz 16000 Hz ★ 22050 Hz 24000 Hz 32000 Hz 44100 Hz 48000 Hz 64000 Hz 88200 Hz 96000 Hz 128000 Hz 176400 Hz 192000 Hz 256000 Hz 352800 Hz 384000 Hz 512000 Hz 705600 Hz
Typical Setup

Ham radio over WiFi

Stream your SDR receiver's audio wirelessly to SWList or SWLStation on iPhone or iPad.

1
Configure your SDR software (e.g. SDRuno) to output audio to VB-Audio Virtual Cable.
2
Run VBANServer pointing at the Cable device:
VBANServer.exe --device "CABLE" --samplerate 16000
3
Open SWList or SWLStation on your iPhone or iPad and set the VBAN RX stream name to match (default: Stream1).
4
Audio from the radio streams to your iOS device over WiFi.

Good to know

Download

Get VBANServer

Free to use. No installer required for the self-contained build.

Download .zip Setup tutorial →