RF Receiver, Transmitter, and Transceiver Finished Units

Image Part Number Description / PDF Quantity Rfq
FOBBER-8TL1

FOBBER-8TL1

RF Solutions

ON-OFF LATCHING KEYFOB 868MHZ

0

FIREFLY-TX2

FIREFLY-TX2

RF Solutions

TRANSMITTER FM REMOTE 433MHZ 2SW

0

FOBLOQF-4T1

FOBLOQF-4T1

RF Solutions

KEYFOB TRANSMITTER FM 1CH

18

QUANTAFOB-4S4

QUANTAFOB-4S4

RF Solutions

4 CH REMOTE CONTROL SYS 12-30VDC

0

FOBBER-4T2

FOBBER-4T2

RF Solutions

2 CH TRANSMITTER

0

FOBLOQF-4S1

FOBLOQF-4S1

RF Solutions

REMOTE CONTROL SYSTEM 1-CH

9

FOBBER-4T8

FOBBER-4T8

RF Solutions

8 CH TRANSMITTER

0

FOBBER-4T6

FOBBER-4T6

RF Solutions

4CH + ALL ON OFF TRANSMITTER

6

C2O

C2O

RF Solutions

CONTROL SOLUTION IP68 CALL2OPEN

0

FOBLOQA-4T1

FOBLOQA-4T1

RF Solutions

FM 1 CH KEELOQ KEYFOB TRANSMITTE

0

ZULU-DONGLE

ZULU-DONGLE

RF Solutions

ZULU MODEM DONGLE 868MHZ 1KM USB

2

210-433F

210-433F

RF Solutions

RF RECEIVER 433MHZ

0

725TRX8-16K

725TRX8-16K

RF Solutions

LORA DIN RAIL TRANSCEIVER 868MHZ

0

FOBLOQF-4T3

FOBLOQF-4T3

RF Solutions

KEYFOB TRANSMITTER FM 3CH

3

FOBLOQA-4T2

FOBLOQA-4T2

RF Solutions

FM 2 CH KEELOQ KEYFOB TRANSMITTE

0

VIPER-S4

VIPER-S4

RF Solutions

REMOTE CONTROL SYSTEM FM 4CH

0

725TRX8-1K

725TRX8-1K

RF Solutions

LORA DIN RAIL TRANSCEIVER 868MHZ

1

FOBLOQA-4T4

FOBLOQA-4T4

RF Solutions

FM 4 CH KEELOQ KEYFOB TRANSMITTE

10

110C1-433A

110C1-433A

RF Solutions

AM 433MHZ POCKET KEYFOB 1 SW, 10

0

ESPRIT-4S4

ESPRIT-4S4

RF Solutions

ESPRIT-4S4U

0

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

TypeFunctional CharacteristicsApplication Examples
RF ReceiverDemodulates incoming RF signals, amplifies weak signals, and filters noiseAM/FM radios, Wi-Fi routers, satellite communication systems
RF TransmitterGenerates and amplifies RF signals for wireless transmissionCellular base stations, Bluetooth devices, RFID readers
RF TransceiverCombines receiver and transmitter functions with duplexing capabilitiesSmartphones, Zigbee modules, 5G infrastructure
RFID ReaderInterrogates RFID tags and processes backscattered signalsInventory management, access control systems
RFID TagPassive/active device storing unique identification dataAsset 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

ParameterDescriptionImportance
Frequency RangeOperating bandwidth (e.g., 2.4 GHz ISM band)Determines application compatibility
Receiver SensitivityMinimum detectable signal level (e.g., -120 dBm)Impacts communication range and reliability
Output PowerTransmit signal strength (e.g., +30 dBm)Dictates coverage area and regulatory compliance
Data RateMaximum transmission speed (e.g., 1 Mbps)Critical for real-time applications
Power ConsumptionOperating current/voltage requirementsAffects 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

ManufacturerRepresentative ProductKey Features
QualcommWTR5975 RF TransceiverSupports 2G 5G, 20 MHz bandwidth
NXP SemiconductorsUHF RFID Reader IC SL900A900 MHz, 128-bit security encryption
Texas InstrumentsCC2640R2F Bluetooth TransceiverBLE 5.0, 5 mm 5 mm QFN package
STMicroelectronicsSPBTLE-RF Evaluation Board868/915 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
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