User's Manual
4-channel Digital Wireless System
Rio Rancho, NM, USA
9
D4T Transmitter 
Audio Level Setup
Press FUNC and then select the menu item “Audio 
Lev. “ and press FUNC again. The setup screen for 
audio level will vary slightly depending upon which 
AES3 mode has been selected. If the 2-channel mode 
has been selected, channels 3 and 4 will appear blank 
on the setup screen.
Use UP/DOWN 
arrows to select 
menu item and 
press FUNC to 
enter setup
When configured for four AES/EBU 
outputs, the channel levels will be preset 
to the AES standard.
1 2 3 4
When configured for two digital and two 
analog inputs, press the button under the 
analog channel to be adjusted and then 
use the UP and DOWN buttons to set the 
desired level.
1 2 3 4
In this example, the transmitter is 
configured for four analog channels. Select 
each channel with the button below it and 
use the UP and DOWN arrow buttons to 
set the desired level.
NOTE: The transmitter is designed for line 
level signals. There is no gain stage in the input 
section. Attenuation up to 20 dB can be applied to 
the input signal to reduce very high level signals 
to the optimal range for the transmitter.
D4R Receiver 
Audio Level Setup
Press FUNC and then select the menu item “Audio 
Lev. “ and press FUNC again. The setup screen for 
audio level will vary slightly depending upon which 
AES3 mode has been selected. If the 2-channel mode 
has been selected, channels 3 and 4 will appear blank 
on the setup screen.
Use UP/DOWN 
arrows to select 
menu item and 
press FUNC to 
enter setup
When configured for four AES/EBU 
outputs, the channel levels will be preset 
to the AES standard.
1 2 3 4
When configured for two digital and two 
analog inputs, press the button under the 
analog channel to be adjusted and then 
use the UP and DOWN buttons to set the 
desired level.
1 2 3 4
When configured for four analog outputs, 
press the button under the channel to be 
adjusted and then use the UP and DOWN 
buttons to set the desired level.
NOTE: The value shown in the setup screen 
on the receiver is the level of an analog signal 
in dBu at the output when the RF signal is fully 
modulated. AES/EBU outputs are preset to the 
industrystandardvalue,sonoadjustmentis
needed.










