DTMF DECODER CONTROLLED 8 RELAY'S WITH 4 DIGIT SECURITY CODE
OR WITHOUT.AUDIO INPUT IS CONNECTED ON TRANSCEIVER,LINKS,
RECEIVERS,PHONES,REPEATERS,ETC FOR REMOTE CONTROL.
VERY HIGH STABILITY IN HIGH EMI AREAS.IDEAL FOR A LOT APPLICATIONS.
IF YOU WANT SOMETHING ELSE FOR YOUR PROJECT PLEASE CONTACT ME.
FOR MORE INFORMATION PLEASE CONTACT ME.
IF YOU WANT TO CONNECT TO TELEPHONE LINE PLEASE CONTACT ME.
IF YOU WANT THE DECODER WITH RELAY'S PLEASE CONTACT ME. 
IF YOU WANT ANOTHER PROJECT WITH DTMF DECODER PLEASE CONTACT ME.
IF YOU WANT SECURITY CODE,
AFTER BUY PLEASE SEND ME EMAIL WITH 4DIGITS WHO YOU WANT FOR SECURITY CODE.

If put the jumber to J1 we have :
Code sequences *11 through to *18 turn on the corresponding relay
code sequence *10 tuns on all relays
Code sequences *01 through to *08 turn off the corresponding relay
Code sequence *00 turns off all relays
Codes *?9# through *?D# are ignored.
If do not put the jumber to J1 we have security code (1234 as default for example)
Code sequences *123411 through to *123418 turn on the corresponding relay
code sequence *123410 tuns on all relays
Code sequences *123401 through to *123408 turn off the corresponding relay
Code sequence *123400 turns off all relays
Codes *?9# through *?D# are ignored.
If put the jumber to J2 we have reset outputs when power supply close.
If do not put the jumber to J2 we have all relays stage is to
memory and when the decoder closed and opens again we have the stages again.
Pcb dimensions 45X30mm.

 


INFORMATIONS ABOUT SHIPPING :
THE PRIORITY CHOICE IS REGISTER METHOD WITH TRACKING NUMBER THE FIRST CLASS CHOICE NOT.
FOR USA CUSTOMERS THE POSTAGE METHOD IS REGISTER AIRMAIL.