Liuyang Happiness Firing System Factory DBR06 Manuale Utente

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DBR06 manual   
Operation   
1.put the 9V battery into the small box on the back of the transmitter,and then 
turn on the power button.(UP is stands for ON,DOWN is stands for OFF). 
2.This transmitter should be use with fireworks firing system receivers. It is run 
the receivers by pressing buttons on transmitter. Please keep distance of the 
receiver when you press remote. 
 
Technical parameters 
 
Working voltage:  DC9V 
Working frequency: 433.865 MHZ 
Working current:   20MA 
 
Coding scheme :   Leaning code(EV1527) 
Transmitting range: >50M (in the open ground and the sensitivity of receiver 
board is more than 103dBm ) 
Transmitting speed: <10Kbps 
Modulation system: OOK (AM) 
Working temperature: -10℃~+70℃ 
 
FCC Statement 
This equipment has been tested and found to comply with the limits for a Class 
B digital device, pursuant to part 15 of the FCC rules. These limits are 
designed to provide reasonable protection against harmful interference in a 
residential installation. This equipment generates, uses and can radiate radio 
frequency energy and, if not installed and used in accordance with the 
instructions, may cause harmful interference to radio communications. 
However, there is no guarantee that interference will not occur in a particular 
installation. If this equipment does cause harmful interference to radio or 
television reception, which can be determined by turning the equipment off and 
on, the user is encouraged to try to correct the interference by one or more of 
the following measures: 
-Reorient or relocate the receiving antenna. 
-Increase the separation between the equipment and receiver. 
-Connect the equipment into an outlet on a circuit different from that to which 
the receiver is connected. 
-Consult the dealer or an experienced radio/TV technician for help. 
To assure continued compliance, any changes or modifications not expressly 
approved by the party Responsible for compliance could void the user’s 
authority to operate this equipment. (Example- use only shielded interface 
cables when connecting to computer or peripheral devices). 
 
This equipment complies with Part 15 of the FCC Rules.Operation is subject to 
the following two conditions:     
(1) This device may not cause harmful interference, and     
(2) This device must accept any interference received, including interference 
that may cause undesired operation.