Communications

22 Item(s)

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VELLEMAN MIFARE RFID Tag 5pk, VMA418

$3.90
resonance frequency: 13.56 MHz memory: 1K Byte EEPROM type: ISO14443 Type - A operating temperature: 14 to 167 °F identification distance: 0 to 1.97" service time: 100.000 re-writes dimensions: 1.38 x 1.1" thickness: 0.24"
Sale VELLEMAN GPS Module U-Blox NEO-7M for Arduino

VELLEMAN GPS Module U-Blox NEO-7M for Arduino, VMA430

Regular Price: $34.90

Your Price: $24.99

U-BLOX NEO-7M module, compact and excellent performance parameters can be set via serial port and saved in EEPROM with SMA interface, you can connect a variety of antenna, strong adaptability compatible with 3.3 V / 5 V level for easy connection to a variety of microprocessor systems back-up rechargeable battery on board with micro USB, no need for USB-TTL tools with TTL interface onboard ceramic antenna sample code: https://playground.arduino.cc/UBlox/GPS evaluation software (U-Center) available for download supply voltage: 3.3 to 5 VDC (or by USB cable) connections: VCC (+5 V), GND (ground), TX, RX, PPS (time pulse) default baud rate: 9600 baud dimensions: 4 x 2.5 x 1.5 cm weight: 15 g

SPARKFUN RF Link Receiver - 4800bps (434MHz), WRL-10532

$5.95
434 MHz 500ft range (given perfect conditions) 4800bps data rate 5V supply voltage

SPARKFUN RF Link Receiver - 4800bps (315MHz), WRL-10533

$5.95
315 MHz 500ft range (given perfect conditions) 4800bps data rate 5V supply voltage

SPARKFUN RF Link Transmitter - 434MHz, WRL-10534

$4.95
434 MHz 500ft range (given perfect conditions) 4800bps data rate 5V supply voltage

SPARKFUN VRF Link Transmitter - 315MHz, WRL-10535

$4.95
315MHz 500ft range (given perfect conditions) 4800bps data rate 5V supply voltage

SPARKFUN XBee Shield, WRL-12847

$15.95
Mounts directly onto your Arduino DIN and DOUT pins of XBee can be connected to either the UART pins or any digital pin on the Arduino (D2 and D3 default) 3.3V power regulation and MOSFET level shifting on-board 9x11 grid of 0.1" spaced prototyping holes Reset button brought out to shield Power, DIN, DOUT, RSSI and DIO5 indicator LEDs

SPARKFUN WiFi Shield - ESP8266, WRL-13287

$16.95
Arduino R3 Layout 802.11 b/g/n Wi-Fi Direct (P2P), soft-AP Integrated TCP/IP protocol stack Integrated TR switch, balun, LNA, power amplifier and matching network Integrated PLLs, regulators, DCXO and power management units Integrated low power 32-bit CPU could be used as application processor +19.5dBm output power in 802.11b mode

SPARKFUN ESP8266 Thing - Dev Board, WRL-13711

$16.95
All module pins broken out On-board FTDI USB-to-Serial 802.11 b/g/n Wi-Fi Direct (P2P), soft-AP Integrated TCP/IP protocol stack Integrated TR switch, balun, LNA, power amplifier and matching network Integrated PLLs, regulators, DCXO and power management units Integrated low power 32-bit CPU could be used as application processor +19.5dBm output power in 802.11b mode

VELLEMAN MIFARE RFID Card 10pk, VMA417

$4.90
resonance frequency: 13.56 MHz memory: 1K Byte EEPROM type: ISO14443 Type - A operating temperature: 14 to 167 °F identification distance: 0 to 1.97" service time: 100.000 re-writes dimensions: 0.21 x 0.33 x 0" (5.4 x 8.5 x 0.1 cm)

SPARKFUN RFID Starter Kit, KIT-13198

$51.95
Includes: 1x RFID USB Reader 1x ID-12LA RFID Module 2x RFID Card - 125kHz
Sale VELLEMAN 2.4GHz NRF24L01 Wireless Tranceiver Module 2pk

VELLEMAN 2.4GHz NRF24L01 Wireless Tranceiver Module 2pk, VMA322

Regular Price: $11.15

Your Price: $5.99

worldwide license-free 2.4 GHz ISM band operation 250 kbps, 1 Mbps and 2 Mbps on-air data-rate options enhanced ShockBurst™ hardware protocol accelerator ultra low power consumption - months to years of battery lifetime power supply: 1.9 - 3.6 V IO port working voltage: 0 - 3.3 V transmitting rate: +7 dB receiving sensitivity: < 90 dB transmission range: 250 m in open area dimensions: 15 x 29 mm

SPARKFUN 2mm 10pin XBee Socket, PRT-08272

$1.00
10-pin socket with 2mm pitch that mates XBee radio Sold singly, not in pairs
Sale VELLEMAN Bluetooth Transmission Module

VELLEMAN Bluetooth Transmission Module, VMA302

Regular Price: $13.30

Your Price: $7.99

frequency: 2.45 GHz asynchronous speed: max. 2.1 Mbps Security: Authentication Profile: Bluetooth Serial Port Power supply: +3.3 VDC working temperature: Max. 60°C
Sale VELLEMAN RFID Read/Write Module

VELLEMAN RFID Read/Write Module, VMA405

Regular Price: $10.75

Your Price: $5.99

Operating Voltage: 3.3 VDC working current: 13 to 26 mA sleep current: < 80 uA peak current: < 30 mA working frequency: 13.56 MHz Supported card types: Mifare cards Interface / protocol: SPI Controller chip: MFRC522 Data transmission speed: Max. 10 Mbit / s dimensions: 66 x 40 x 7 mm includes: 2 tags (1 card , 1 fob)

VELLEMAN FM/RDS Receiver Mini Module, MM100

$11.45
FM/RDS receiver mini module small size RDS/RBDS support volume control automatic frequency control automatic gain control connector pitch matches standard breadboard pitch line level analog output Arduino® library available interface: 2-wire or 3-wire FM range: worldwide FM support power/Logic level: 3.3 V max. current: 20 mA sensitivity: 1.7 µ Vemf dimensions: 23 x 15 mm (ca. 0.9 x 0.59 inch)
Sale VELLEMAN IR Transmitter Modules 2 pack

VELLEMAN IR Transmitter Modules 2 pack, VMA316

Regular Price: $4.35

Your Price: $1.99

max. current: 20 mA 940nm wavelength Connection: 3 pins, only GND (-) and S is used weight: 2 g dimensions: 35 x 15 x 8 mm Attention: There is no current limiting resistor on the module.
Sale VELLEMAN IR Receiver 2 pack

VELLEMAN IR Receiver 2 pack, VMA317

Regular Price: $4.20

Your Price: $1.99

Photo detector and preamplifier in one package internal filter for PCM frequency inner shield, good anti-interference ability high immunity against ambient light Improved shielding against electric field disturbance 3.0 V or 5.0 V supply voltage, low power consumption TTL and CMOS compatibility Specifications: Supply Voltage: 3 to 5 VDC max. supply current: 1.5 mA B.P.F. center frequency: 37.9 KHz dimensions: 28 x 15 x 10 mm

VELLEMAN NFC/RFID Shield for Arduino, VMA211

$29.90
chip: NXP PN532 working voltage: 3.3 V power voltage: 3.3 - 5.5 V max. power current: 150 mA working current (standby mode): 100 mA working current (write mode): 120 mA working current (read mode): 120 mA communication distance: 2.5 cm communication interfaces: SPI, I2C, UART software: ISO14443 type A and B cards / tags at 13.56 Mhz dimensions: 69 x 54 x 24 mm

VELLEMAN HM-10 Wireless Bluetooth shield for arduino Uno, VMA338

$26.00
extends 14 digital pins to 3pin extends 6 analog pins to 3pin on-board reset button comes with a slide switch to power wireless communication on or off jumper interface to control serial communication integrated Texas Instruments® CC2541 Bluetooth v4.0 chip on board pin header spacing: 2.54 mm Bluetooth® chip: Texas Instruments® CC2541 USB protocol: USB V2.0 working frequency: 2.4 GHz ISM band modulation method: GFSK (Gaussian Frequency Shift Keying) transmission power: -23 dbm, -6 dbm, 0 dbm, 6 dbm, can be modified by AT command sensitivity: =-84 dBm at 0.1% BER transmission rate: asynchronous 6K bytes security: authentication and encryption supporting service: central & peripheral UUID FFE0, FFE1 power consumption: 400-800 uA during standby, 8.5 mA during transmission power supply shield: 5 VDC power supply HM10: 3.3 VDC working temperature: -5 to +65 °C dimensions: 54 x 48 x 23 mm weight: 19 g

VELLEMAN A/D D/A Converter Module PCF8591, VMA344

$9.80
single power supply operating supply voltage 2.5 V to 6.0 V low standby current serial input and output via I2C-bus max sampling rate given by I2C-bus speed 4 analog inputs configurable as single ended or differential inputs auto-incremented channel selection analog voltage range from VSS to VDD on-chip track and hold circuit 8-bit successive approximation A/D conversion multiplying DAC with one analog output