Avsl qtx 178.839UK User Manual - Page 4

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External Inputs

In addition to the QRPABT's own VHF microphone, 6.3mm jack inputs are provided to connect external wired or wireless

microphones, which are both governed by the MIC VOL control.

Also, twin RCA and 3.5mm stereo jack input are provided for line input sources such as CD player or smart phone. To use

these. Adjacent to the twin RCA input is a twin RCA line output carrying the overall main mix. This can be fed on to

further active speakers or portable PA units via a twin RCA lead.

VCV

The VCV button (15) activates a muting function which causes playback from the internal media player to be temporarily

reduced in level when there is input from a microphone. This can be useful to "duck" music playback when making

announcements.

Internal USB/SD player & Bluetooth receiver

The DELTA-50 onboard media player can play back files from USB/SD/FM media or a paired Bluetooth device.

Insert a USB memory stick or an SD card with compressed digital audio files stored on it into the relevant slot on the top

panel. Playback will normally start automatically from the last media inserted (USB or SD).

If the LCD display shows a jack plug, press the USB/SD button and check that the LCD display shows that media is being

read from the USB or SD device. If not, press the

Increasing the Master Volume control (21) should result in the audio being played through the speakers.

Panel controls are detailed below...

MODE

switches input between USB/SD/FM media or Bluetooth



press for previous track



press for next track

Repeat mode

Play/Pause playback

To connect a smart phone or other Bluetooth device to the DELTA-50 media player, open the Bluetooth menu on your

device and search for "PA SYSTEM". Pair with this ID and connect (re-name if desired) in order to be able to play audio

from the Bluetooth device to the DELTA-50.

Pressing the MODE button will select between FM, Bluetooth and USB/SD playback sources.

(Note: there is also an AUX setting which is not used, since the mixer section has separate line inputs)

Mute, volume and track navigation can be achieved via the

media player control panel. Bluetooth pairing is always

available for a single device so long as the device is within

reception range. It may be necessary to re-connect if the

device has moved out of range and disconnected.

In addition to the panel controls, an infra-red remote control is

provided for the media player which adds some further

functions to allow greater control over the media player.

To operate, remove the clear plastic tab from the remote to

activate the battery.

button or try removing and re-inserting the memory device.

178.838UK, 178.839UK User Manual