STM2Z+ User Manual Introduction 10-Channel stereo preamplifiers The STM2Z+ is a simple but versatile preamplifier, offering a multifunction solution for installations where multiple voice and music sources need to be mixed to two output zones. The stereo design with ten inputs allows connection for any type of audio source such as microphones, Bluetooth devices and various balanced or unbalanced line level audio sources.
STM2Z+ User Manual Precautions READ THE FOLLOWING INSTRUCTIONS FOR YOUR OWN SAFETY ALWAYS KEEP THESE INSTRUCTIONS. NEVER THROW THEM AWAY ALWAYS HANDLE THIS UNIT WITH CARE HEED ALL WARNINGS FOLLOW ALL INSTRUCTIONS NEVER EXPOSE THIS EQUIPMENT TO RAIN, MOISTURE, ANY DRIPPING OR SPLASHING LIQUID. AND NEVER PLACE AN OBJECT FILLED WITH LIQUID ON TOP OF THIS DEVICE.
STM2Z+ User Manual The device has been evaluated to meet general RF exposure requirement. To maintain compliance with FCC's RF exposure guidelines, the distance must be at least 20 cm between the radiator and your body, and fully supported by the operating and installation configurations of the transmitter and its antenna(s).
STM2Z+ User Manual Chapter 1 Pin connections and connectors RCA: For unbalanced line input connections Tip: Signal Sleeve: Ground White: Left Red: Right 3-Pin Terminal Block: For balanced signal input & link output connections. Left: Signal - (XLR Pin 3) Center: Ground (XLR Pin 1) Right: Signal+ (XLR Pin 2)
STM2Z+ User Manual Chapter 2 Front & rear panel Front panel overview Front panel description Input mixing controls: Using the input mixing controls, the individual level for each input can be adjusted. Each input control is provided with signal and peak indicator LED which illuminates when the maximum level (clipping) is almost reached.
STM2Z+ User Manual Output master control (1-MONO, 2-ST/MO) Each output section contains a master volume controls for 1-MONO and 2-ST/MO and Signal, Peak LED. These master volume control allows regulation of the overall output level, and the Signal and Peak LED indicates of the overall output level.
Page 9
STM2Z+ User Manual Bluetooth antenna connection: The included Bluetooth antenna should be connected to this terminal for good signal reception. It is connected using an SMA type connector and allows antenna extension (with an optional extension cable) for mounting outside of closed rack cabinets. Unbalanced REC outputs: Use standard stereo RCA cables to connect these outputs to a remote recording device, remote mixer, etc.
STM2Z+ User Manual Chapter 3 Additional information Technical specifications Inputs Mic 1~4 Type Balanced Connector 3pin terminal block Sensitivity -56dB Other Phantom power (15Vdc) Priority on Mic1 Line 1~4 Type Balanced Connector 3pin terminal block Sensitivity -18dB Other Priority on Line1 CH5/6~CH9/10 Type Unbalanced stereo...
Page 11
STM2Z+ User Manual Controls Inputs CH1~CH9/10BT on Front MO/ST select switch on Front LINE/PH/MIC select switch on Rear. CH1 priority switch on rear Bluetooth pairing switch on Front. Output Monitor with MO/ST switch on Front. 1-MONO on Front 2-2-STEREO with MO/ST switch on Front TRIM for L/MONO, R/MONO on rear Frequency response 20Hz~20KHz...