User's Manual
Digital Transmitter
Rio Rancho, NM
11
TYPE DESC, BIAS, IMPEDANCE, POLARITY
Line In
Line level signals up to +24 dBu
Dynamic
Low-Z dynamic microphones
PSA
Point Source Audio lav microphones
DPA
DPA lavaliere; 4V, Mid-Z, (+)
B6
Countryman B6; 2V, Low-Z, (+)
COS-11
Sanken COS-11; 4V, Low-Z, (–)
MKE 2*
Sennheiser MKE 2; 4V, Low-Z, (+)
M152*
Lectrosonics M152; 4V, Low-Z, (+)
Oth Lav*
Other lavaliere; 4V, Low-Z, (+)
Custom
Manually configurable microphone level
* Separate listings for these microphones are included 
for convenience, however, they are all the same con-
figuration.
The Custom option opens a setup screen that provides 
a variety of settings. Press SEL to select the custom 
setup item, then press the 
 and   arrow buttons to 
adjust the setting.
InpCfg2
Custom
MicLoZ
0V Neg
Channel select
Input impedance
Bias voltage
Audio polarity
Available settings:
•  Input impedance (Z): LOW, MID, HIGH
•  Bias voltage: 0V, 2V, 4V
•  Audio polarity: + (pos.), – (neg.)
Xmit Menu
Selecting Frequency
The setup screen for frequency selection offers multiple 
ways to browse the available frequencies.
Xmit...
  Freq
 TxPower
 Compat
Freq.
494.500
Freq.
494.500
Press the MENU/SEL button to select each field. Use 
the   and   arrow buttons to adjust the frequency. 
Each field will step through the available frequencies in 
a different increment. 
NOTE: When the frequency is highlighted, hold 
down the MENU/SEL button to increase or 
decrease frequency in higher increments.
Selecting Transmitter Output Power
The output power can be set to 10 mW, 25 mW 
or 50 mW.
Xmit...
  Freq
  TxPower
 Compat
TxPower
10 mW
25 mW
50 mW
Selecting Receiver Compatibility Mode
The transmitter can be set to operate with different 
receivers:
Duet: M2R digital IEM/IFB receiver
DCH(X): M2R-X encrypted (FW v3.x)
Xmit...
  Freq
 TxPower
  Compat
Compat
Duet
DCH(X)
Turning Rf On/Off
Turn Rf off to preserve battery power while setting other 
transmitter functions. Turn it back on to begin transmit-
ting.
Xmit...
  TxPower
 Compat
  Rf On?
Rf On?
Ye s
No
NOTE: When transmitter is off, a brief press of the 
Power Button will turn the transmitter on with Rf 
off. Use this function to turn Rf on when ready to 
transmit.










