Sep 7, 2006 #1 E eugenehhk Member level 1 Joined Sep 6, 2006 Messages 34 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 1,529 I want to built a RF transmitter and a reciever to transmit digital signal, anyone can help me? (the circuit should be small and low cost)
I want to built a RF transmitter and a reciever to transmit digital signal, anyone can help me? (the circuit should be small and low cost)
Sep 7, 2006 #2 S sinip Full Member level 4 Joined Mar 22, 2006 Messages 215 Helped 13 Reputation 26 Reaction score 2 Trophy points 1,298 Location Republika Srpska Activity points 2,311 eugenehhk said: I want to built a RF transmitter and a reciever to transmit digital signal, anyone can help me? (the circuit should be small and low cost) Click to expand... Why don't you people learn to ask questions properly? - What frequency? - What distance? - Whyt kind of digital signal? - What purpose?
eugenehhk said: I want to built a RF transmitter and a reciever to transmit digital signal, anyone can help me? (the circuit should be small and low cost) Click to expand... Why don't you people learn to ask questions properly? - What frequency? - What distance? - Whyt kind of digital signal? - What purpose?
Sep 7, 2006 #3 E eugenehhk Member level 1 Joined Sep 6, 2006 Messages 34 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 1,529 - What frequency? <== 100Mhz to 1000Mhz - What distance? <== 10-20m - Whyt kind of digital signal? <==+5v to 0v - What purpose? <== transmit the output signal from ADC(SERIAL ) I want the RF circuit small , and reliable. what can I do? THX
- What frequency? <== 100Mhz to 1000Mhz - What distance? <== 10-20m - Whyt kind of digital signal? <==+5v to 0v - What purpose? <== transmit the output signal from ADC(SERIAL ) I want the RF circuit small , and reliable. what can I do? THX
Sep 7, 2006 #4 B biff44 Advanced Member level 6 Joined Dec 24, 2004 Messages 5,047 Helped 1,376 Reputation 2,748 Reaction score 1,056 Trophy points 1,393 Location New England, USA Activity points 37,910 What country?
Sep 7, 2006 #5 Davood Amerion Advanced Member level 2 Joined Mar 1, 2005 Messages 579 Helped 116 Reputation 232 Reaction score 24 Trophy points 1,298 Location Persia Activity points 6,345 you can use idea of car alarm system. it is use about 300-350MHz and 400-450MHz frequency range. check these links, it may help you: https://www.linxtechnologies.com/in...bcategory=lc_series&ref=rf_globalnet_txm433lc **broken link removed** and check this IC: **broken link removed** Regards, Davood Amerion.
you can use idea of car alarm system. it is use about 300-350MHz and 400-450MHz frequency range. check these links, it may help you: https://www.linxtechnologies.com/in...bcategory=lc_series&ref=rf_globalnet_txm433lc **broken link removed** and check this IC: **broken link removed** Regards, Davood Amerion.