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Wireless
RF Modules Tx & Rx 315 MHz
- The module includes one pair of transmitter and receiver modules and one pair of spring antennas for increasing the communication distance.
- The frequency is 315MHz.
- It is very popular for remote control systems such as Remote control rolling gates, smart car, smart home, etc.
- Compatible with Arduino
- Arduino Library: VirtualWire
- Transmission Distance: 3m (maximum) at VCC = 5V without additional antenna
SKU: STEM18099 -
Breadboard
Self-Adhesive Proto Shield
- Small soldering area
- All Arduino pins are brought to the top level
- 1 reset button, 1 general use button, and 2 LED circuits can be used directly
- 5 V, GND and Raw pins are exposed as well
- The mini breadboard has 170 tie points
- The breadboard sticks on the prototype shield with its self-adhesive backing
SKU: STEM18012 -
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Wireless
SIM900A GSM GPRS Module with RS232 Interface and SMA Antenna
- Quad-Band GSM/ 850/900/1800/1900MHz
- Compatible with arduino, raspberry pi, arm, avr, pic, 8051
- Power supply 12V/1A to 2 A max.
- Use in the area of full signal strength.
- Perfect suited for GSM based Microcontroller Projects (better than SIM300 and other GSM Modems)
- Option for connecting MIC and SPEAKER directly to GSM MODEM for calls (LINE IN also available)
- Supports communication through RS232 with DB9 Connector, TTL Pins and I2CPins
- CALL SMS GPRS facility – MIC input, LINE input and SPEAKER output pins
SKU: STEM18208
