RF Receiver, Transmitter, and Transceiver Finished Units

Part Number	Description / PDF	Quantity
E9T-C2AWH ILLUMRA	SWITCH CONTROL RELAY SENSOR LED	0
RC1180-RC232-USB Radiocrafts	RC232 868 MHZ USB	0
COMT-S039A-L868EU myDevices	SET LIGHT VALUES OR INTEGRATE DI	0
SE840X-210 Fanstel Corp.	OPEN SOURCE SECURE LONG RANGE B	0
RC1170-RC232-USB Radiocrafts	RC232 865-867 MHZ USB	0
RC1191-TM-USB Radiocrafts	TINYMESH 902-928 MHZ USB	0
DIM10-087-06-A Synapse Wireless	WIRELESS LIGHTING MODULE DALI2 0	58
X4-Z11-PE-W Digi	ROUTING GATEWAY X4 IA XBEE/ANT	0
STE-1226339RFRX Steute	WIRELESS RECEIVER W/RELAY OUTPUT	0
HORNETPRO-8S2M RF Solutions	REMOTE CONTROL SYSTEM PRO 2 CH	4
BLG840X Fanstel Corp.	BLG840X	0
MIRO-S120A-L868EU myDevices	TRACK LOCATION OF HUMANS, ANIMAL	0
DX80N9Q45RD-QPF-0.5 Banner Engineering	WIRELESS Q45 REMOTE DEVICE NODE	2
MTCDT-246A-US-EU-GB Multi-Tech Systems, Inc.	RF GATEWAY LORA ETHERNET/USB	0
X4-Z11-PE-A Digi	ROUTING GATEWAY X4 IA XBEE/ANT	0
AGOR-S020A-L915US myDevices	WIRELESSLY MEASURE AND IMPROVE E	0
WDRR1A03B0A Honeywell Sensing and Productivity Solutions	WIRELESS RECEIVERS	0
RCGD16585FB Intel	TRANSMITTER 132-PIN BGA	100
113990659 Seeed	LORAWAN GPS TRACKER 868MHZ	0
BN01ANQEMPXER Nanotron, an Inpixon Company	NANOANQ EA ER RTLS EDGE ANCHOR F	18

RF Receiver, Transmitter, and Transceiver Finished Units

1. Overview

RF (Radio Frequency)/IF (Intermediate Frequency) and RFID (Radio Frequency Identification) finished units are critical components in wireless communication systems. These devices enable signal reception, transmission, and bidirectional communication through electromagnetic waves. RF/IF units typically operate in the radio frequency spectrum (3 kHz 300 GHz) and intermediate frequency ranges (typically 455 kHz for AM radios or 10.7 MHz for FM), while RFID systems use specific ISM (Industrial, Scientific, Medical) bands (e.g., 125 kHz, 13.56 MHz, 900 MHz). Their importance spans telecommunications, IoT, logistics, healthcare, and industrial automation.

2. Main Types and Functional Classification

Type	Functional Characteristics	Application Examples
RF Receiver	Demodulates incoming RF signals, amplifies weak signals, and filters noise	AM/FM radios, Wi-Fi routers, satellite communication systems
RF Transmitter	Generates and amplifies RF signals for wireless transmission	Cellular base stations, Bluetooth devices, RFID readers
RF Transceiver	Combines receiver and transmitter functions with duplexing capabilities	Smartphones, Zigbee modules, 5G infrastructure
RFID Reader	Interrogates RFID tags and processes backscattered signals	Inventory management, access control systems
RFID Tag	Passive/active device storing unique identification data	Asset tracking, retail payment systems

3. Structure and Components

Typical physical structures include:

Antenna Interface: Dipole, patch, or loop antennas for signal coupling
RF Front-End: Low-noise amplifiers (LNAs), power amplifiers (PAs), and frequency synthesizers
Mixing Stage: Converts signals between RF and IF/baseband using local oscillators (LOs)
Digital Baseband: ADC/DAC converters, DSP/FPGA for signal processing
Power Supply: Regulated DC sources or energy-harvesting circuits (for passive RFID tags)

4. Key Technical Specifications

Parameter	Description	Importance
Frequency Range	Operating bandwidth (e.g., 2.4 GHz ISM band)	Determines application compatibility
Receiver Sensitivity	Minimum detectable signal level (e.g., -120 dBm)	Impacts communication range and reliability
Output Power	Transmit signal strength (e.g., +30 dBm)	Dictates coverage area and regulatory compliance
Data Rate	Maximum transmission speed (e.g., 1 Mbps)	Critical for real-time applications
Power Consumption	Operating current/voltage requirements	Affects battery life and thermal management

5. Application Fields

Telecommunications: 5G NR base stations, microwave backhaul links
Healthcare: Wireless patient monitoring systems (e.g., Medtronic CareLink)
Retail: RFID-based inventory tracking (e.g., Amazon Go stores)
Automotive: Keyless entry systems (e.g., Tesla Model S passive entry)
Industrial: Wireless sensor networks (e.g., Siemens SIMATIC NET)

6. Leading Manufacturers and Products

Manufacturer	Representative Product	Key Features
Qualcomm	WTR5975 RF Transceiver	Supports 2G 5G, 20 MHz bandwidth
NXP Semiconductors	UHF RFID Reader IC SL900A	900 MHz, 128-bit security encryption
Texas Instruments	CC2640R2F Bluetooth Transceiver	BLE 5.0, 5 mm 5 mm QFN package
STMicroelectronics	SPBTLE-RF Evaluation Board	868/915 MHz ISM band operation

7. Selection Guidelines

Key considerations include:

Frequency compatibility with target environment
Link budget analysis (distance, obstacles, fading)
Regulatory certifications (FCC, ETSI, RoHS)
Environmental factors (temperature, humidity, EMI)
Integration requirements (form factor, interface protocols)

8. Industry Trends

Future developments focus on:

Ultra-wideband (UWB) for precise localization
Massive MIMO integration in 5G transceivers
Energy-harvesting RFID tags for IoT
AI-driven dynamic spectrum management
Miniaturization via System-on-Chip (SoC) designs