Справочник Пользователя для Summit Semiconductor LLC 700

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S
UMMIT 
S
EMICONDUCTOR 
LLC 
   
 
22867 NW Bennett Street, Suite 200 
Hillsboro, OR 97124 USA 
Phone: 503 615‐7700 • Fax: 503 615‐4232 
http://www.summitsemi.com
  
 
 
2.10 FCC Interim Solution to DFS band interference with Weather 
Radar 

The slave device firmware is written to prevent usage of channel 120, 124, and 128 (5600, 5620, 
5640 MHz). 
 
CAUTION: THE OPERATION OF THIS DEVICE IN THE 5.15 GHz to 5.25 GHz 
FREQUENCY BAND IS RESTRICTED TO INDOOR USE ONLY 
 
3  OEM Installation Instructions 
In order to maintain compliance with FCC, Industry Canada, and any other applicable regulations, it 
is required of the OEM or module level customer to adhere to the guidelines listed in this manual. 
 
3.1 Mounting hardware 
The slave device printed circuit board provides four 3.5mm diameter holes intended to house up to 
3mm diameter mounting hardware.  The installation does not require metal mounting standoff 
hardware for grounding purposes but that is recommended.   
 
 
4  OEM Operating Environment 
Operating Temperature:  0 to 70C pcb ambient 
Storage Temperature:  -40 to 85C pcb ambient 
Humidity:  85%, 85degC pcb ambient 
 
5  OEM Operating Instructions 
 
The 444-2225 Wireless Audio Client device is a production ready module designed for active 
speakers in Summit Semiconductor’s wireless audio technology. The module mounts to the top 
interior wall of a typical speaker. The module has u.fl connectors to which external antennas can be 
connected to. A 24 pin interface provides, I2S digital audio outputs, power, I2C and GPIO signals for 
control of the amplifier and power supply.