Peter's electronic projects

RF circuit diagrams

RF circuits are not easy to build. The purpose of this page is to make the circuit diagrams available for educational purposes. I won't be able to help you contructing them or give more info than what is written on this page.

If you want more RF schematics, please check projects from Nabeel Irfan

27-100 MHz

analog modulation

434 MHz ASK/OOK AM transmitter/receiver

ISM digital radio modules

manufacturer name frequency
(MHz)
modulation transmitter
receiver
transceiver
chip remarks
Abacom
Technologies
AM-TXHP-433
ATX-433-IA
434 ASK TX SAW-based discrete
AM-RT4
AM-RT5
315, 418,
434
ASK TX SAW-based discrete same as Telecontrolli?
AM-MT1 434, 915 ASK TX SAW-based discrete
RTFQ1
RTFQ2
434, 868 FSK TX TDA5100 crystal-based same as Telecontrolli?
FM9TX 915 FSK TX
AM-RRQ3-433 434 ASK RX TDA5210 superheterodyne same as Telecontrolli?
ATR2-916 915 ASK RX TDA5210 superheterodyne
AM-HRR3
AM-HRR6
418, 434 ASK RX superregenerative discrete same as Telecontrolli?
ATR2-916 915 ASK RX TDA5210 superheterodyne
FM9RX-914.5 915 FSK RX
ARX-433-ULC 434 ASK RX
RX-9H50 915 ASK RX
RFRQ2 434, 868 FSK RX TDA5210 superheterodyne same as Telecontrolli?
RRF1-433 434 FSK RX TDA5210 superheterodyne same as Telecontrolli?
RX-DFM-5V 434 FSK RX
RTL-DATA-SAW
RTF-DATA-SAW
434 ASK TRX discrete
AM-RTD-315 315 ASK TRX
Aurel BC-NBK
AC-RX AC-RX2
RX-4M30RR01SF
RX-4M50RR30SF
RX-AM4SF
RX-AM8SF
RX-4MM5
RX MID 3V
434 ASK RX
RX-4M50FM60SF
RX-4MF1
RX-8L50FM70SF
434 FSK RX
TX-4MDIL
TX-4MSIL
TX-SAW MID 3V
TX-SAW 433
TX-4M10HA
434 ASK TX
TX-8LAVSA05
TX-8L25IA
868 ASK TX
TX-FM-MID
TX-8L50PF06
434, 868 FSK TX
RTF-DATA-SAW
RTX-RT LP 434
RTX MID 3V
434 ASK TRX
XTR-434
XTR-434L
WIZ2-434--RS
434 FSK TRX
XTR-869 868 FSK TRX
Automicro DT01 DT01L 315, 434, 868 ASK TX TDA5100 crystal-based
DT01S DT01SL 315, 434, 868 ASK TX SAW-based discrete
DT01F DT01FL 315, 434, 868 FSK TX TDA5100 crystal-based
RX-3302
RX-3304
304, 418, 434 ASK RX superregenerative discrete
RX-4303
RX-4304
304, 418, 434 ASK RX
DTR01 DTR01W 434, 868 ASK TRX
DTR01F DTR01FW 434, 868 FSK TRX
HopeRF RFM01 315, 434,
868, 915
FSK RX IA4320 zero-IF The chip is interfaced to a CPU and is programmed/setup through SPI. It is not advised to use in the place of dummy 3-pin modules without reading through the datasheet. The chip is the same on the modules, only the antenna matching components are tuned to the specified module frequency
RFM02 434, 868, 915 FSK TX IA4220
RFM12 315, 434,
868, 915
FSK TRX IA4420 zero-IF
RFM12B 434, 868, 915 FSK TRX IA4420 zero-IF
RAM01 434, 868, 915 ASK RX
HM-T 315, 434,
868, 915
FSK TX IA4220 The chip is automatically setup through SPI connected to a PIC microcontroller included on the PCB. This module can be used as a drop-in for 3-pin dummy modules
HM-R 434, 868, 915 FSK RX IA4320
Laipac TLP315A
TLP418A
TLP434A
TLP868A
315,
418,
434,
868
ASK TX SAW-based discrete
TLP868F 868 FSK TX
RLP315 RLP315A
RLP418 RLP418A
RLP434 RLP434A
RLP868A
RLP916A
315,
418,
434,
868,
915
ASK RX
RLP868F 868 FSK RX
RLP916F 915 FSK RX
Linx
Technologies
TXM-315-LC
TXM-315-LR
315 ASK TX
TXM-418-LC
TXM-418-LR
418 ASK TX
TXM-433-LC
TXM-433-LR
434 ASK TX
TXM-869-ES 868 FSK TX
TXM-916-ES 915 FSK TX
TXM-900-HP3 902-928 FSK TX
RXM-315-LR
RXM-418-LR
RXM-433-LR
315,
418,
434
ASK RX
RXM-869-ES 868 FSK RX
RXM-916-ES 915 FSK RX
RXM-900-HP3 902-928 FSK RX
TRM-315-LT 315 ASK TRX
TRM-418-LT 418 ASK TRX
TRM-433-LT 434 ASK TRX
Low Power
Radio Solutions
(LPRS)
AM2000 XR 433
LM-RXAM2433
434 RX
LQ-TX433
LQ-TX418
LPRS MicroTX
418,
434
ASK TX
OKW Electronics AMRT4
AMRT5
AMRT14
AMRTQ4
315, 418, 434 ASK TX SAW-based discrete same as Telecontrolli?
AMHRR3
AMHRR6
AMHRR8
AMHRR30
315, 418, 434 ASK RX superregenerative discrete same as Telecontrolli?
AMRRQ3 315, 434 ASK RX TDA5210 superheterodyne same as Telecontrolli?
FMRTFQ1 315, 434 FSK TX TDA5100 crystal-based same as Telecontrolli?
FMRRQ1 315, 434 FSK RX TDA5210 superheterodyne same as Telecontrolli?
T5 T6 315, 434 FSK TX TDA5100 crystal-based same as Radiometrix?
R5 R6 315, 434 FSK RX TDA5210  superheterodyne same as Radiometrix?
FMRXQ1 434 FSK TRX same as Telecontrolli?
Quasar UK QAM-TX1
QAM-TX3
315, 434 ASK TX SAW-based discrete
QAM-RX2 315, 434 ASK RX superregenerative discrete
QAM-RX4 315, 434 ASK RX RX3400
QFM-TX1-433 434 FSK TX TDA5100 crystal-based
QFM-RX1-433 434 FSK RX TDA5210 superheterodyne
QFM-TRX1-2400 2400 FSK TRX CC2500
ALPHA-TX433S 434 FSK TX IA4220 same as HopeRF
The chip is interfaced to a CPU and is programmed/setup through SPI. It is not advised to use in the place of dummy 3-pin modules without reading through the datasheet. The chip is the same on the modules, only the antenna matching components are tuned to the specified module frequency
ALPHA-RX433S 434 FSK RX IA4320 zero-IF
ALPHA-RX915S 915 FSK RX IA4320 zero-IF
ALPHA-TRX433S 434 FSK TRX IA4420 zero-IF
ALPHA-TRX915S 915 FSK TRX IA4420 zero-IF
Radiometrix
RF solutions AM-HRR4-418 418 ASK RX superregenerative discrete same as Telecontrolli
FM-TX2-433-3V 434 FSK TX same as Radiometrix
R5LC-418-5-20 418 FSK RX
AM-RT4 AM-RT5
AM-RT14
AM-RTQ4
QAM-TX3-434
315, 418,
434,
ASK TX SAW-based discrete same as Telecontrolli?
AM-HRR3
AM-HRR6
AM-HRR11
AM-HRR30-433
315, 418,
434
ASK RX superregenerative discrete same as Telecontrolli?
AM-RRQ3
QAM-RX4
315, 418,
434, 868
ASK RX TDA5210 superheterodyne same as Telecontrolli?
FM-RTFQ1
FM-RTFQ2
315, 434,
868
FSK TX TDA5100 crystal-based same as Telecontrolli?
FM-RRFQ1
FM-RRFQ2
315, 434,
868
FSK RX TDA5210 superheterodyne same as Telecontrolli?
T5 434 FSK TX same as Radiometrix?
R5 434 FSK RX same as Radiometrix?
QFM-TX1-434 434 FSK TX TDA5100 crystal-based
QFM-RX1-434 434 FSK RX TDA5210 superheterodyne
RFM TX5000 434 ASK TX
TX5001 315 ASK TX
TX5002 418 ASK TX
TX5003 303 ASK TX
TX6000 TX6004 915 ASK TX
TX6001 868 ASK TX
TXC100
TXC101
TXC102
303, 315,
403, 418, 434,
868, 915
FSK TX
RX5000
RX5005H
RX5500
434 ASK RX
RX5001 315 ASK RX
RX5002 418 ASK RX
RX5003
RX5501
303 ASK RX
RX6000
RX6004
915 ASK RX
RX6001
RX6501
868 ASK RX
RXC101 303, 315,
403, 418, 434,
868, 915
FSK RX
TR1000 TR1004
TR1100
TR8000 TR8100
915 ASK TRX
TR1001 TR8001 868 ASK TRX
TR3000 TR3100
TR7000
434 ASK TRX
TR3001 TR7001 315 ASK TRX
DR3000 DR3300
DR4000 DR5000
DR8000 DR8100
915 ASK TRX
DR3001 DR4001
DR5001 DR8001
868 ASK TRX
DR3100 DR4100
DR5100 DR7000
434 ASK TRX
DR3101 DR4101
DR5101 DR7001
315 ASK TRX
Telecontrolli RR3 RR4 RR6
RR8 RR10 RR11
RR18 RR19
RR30 RR80
315, 418, 434 ASK RX superregenerative discrete
RRQ3 RRQ4
RRQ5 RRQ6
RRQ7
315, 434, 868 ASK RX TDA5210 superheterodyne
RRFQ1 RRFQ2
RRFQ3 RRFQ5
315, 434, 868 FSK RX TDA5210 superheterodyne
RT4 RT5 RT6
RT11 RT14
315, 418, 434 ASK TX SAW-based discrete
RT8-868
RT13-868
868 ASK TX SAW-based discrete
RTQ1 RTQ4
RTQ6
315, 434, 868 ASK TX TDA5100 crystal-based
RTFQ1 RTFQ2
RTFQ4 RTFQ6
315, 434, 868 FSK TX TDA5100 crystal-based
RXQ1-433.9
TRXQ1-433.9
434 FSK TRX
RXQ2 434, 868, 915 GFSK TRX
RXQ4 434, 868, 915 TRX CC1101 The chip is interfaced to a CPU and is programmed/setup/modulated through SPI. It is not possible to use in the place of dummy 3-pin modules. Please check the datasheet. The chip is the same on the modules, only the antenna matching components are tuned to the specified module frequency

Single-chip RF transmitter/receiver integrated circuits

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