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Choose Your Size Quick view

Reference: RBD-984

Heat Shrink Tube

Heat Shrink Tubing 2:1, Eventronic Electrical Wire Cable Wrap Assortment Electric Insulation Heat Shrink Tube Kit (1 pcs) Please Choose Size Below

Price BDT 2
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Jumper Wire Single Medium Quick view

Reference: RBD-1354

Jumper Wire Single Medium

Length: 8.5 inches (Medium) Material: Copper Plated.EachPin Spacing: 2.54mm.Color: Colorfulcompatible with 2.54mm mil spacing pin headers.It can be used for PCB project, pc motherboard, etc.Allow you to plug and unplug easily for prototyping.Package Contents: 1 x Jumper Wire You will get only one pcs.

Price BDT 3
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470 Ohm 1/4w - Pack of 5 Quick view

Reference: RBD-245

Kiloohm (KΩ) 1/4w Resistors - Pack of 5

Choose your desire Resistor value from below: 

Price BDT 5
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In Stock
Jumper wire 40 Pcs Quick view

Reference: RBD-31

Jumper Wire 40 Pcs Set

3 Types Available 1. Male to Male  2. Male to Female 3. Female-Female

Price BDT 90
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Buzzer Quick view

Reference: RBD-766

Ohm (Ω) 1/4w Resistors - Pack of 5

Choose your desire Resistor value from below: 

Price BDT 5
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In-Stock
Push Button Switch Quick view

Reference: RBD-761

Push Button Switch

Push Button Switch

Price BDT 5
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In-Stock
5 mm Green LED (Pack of 5) Quick view

Reference: RBD-768

5 mm Red LED (Pack of 5)

5 mm Red LED (Pack of 5)

Price BDT 5
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Buzzer Quick view

Reference: RBD-758

BC547 NPN Transistor

BC547 NPN Transistor

Price BDT 2
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In-Stock
On sale! Arduino Uno R3 (Made in Italy) Quick view

Reference: RBD-94

Arduino Uno R3

Arduino UNO in Bangladesh The Arduino Uno is a microcontroller board based on the ATmega328 (datasheet). It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz ceramic resonator, a USB connection, a power jack, an ICSP header, and a reset button. It contains everything needed to support the microcontroller.

Price BDT 649
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Buzzer Quick view

Reference: RBD-755

5 mm Green LED (Pack of 5)

5 mm Green LED (Pack of 5)

Price BDT 5
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LILYGO TTGO LoRa32 915Mhz ESP32 OLED 0.96 Inch Wireless Module

RBD-1765

LILYGO TTGO LoRa32 V2.1_1.6 Version 915Mhz ESP32 LoRa OLED 0.96 Inch SD Card Bluetooth WIFI Wireless Module ESP-32 SMA

Model: 915MHZ CH9102F  T3_V1.6.1

BDT 2,350
Quantity
In-Stock

  • Store Pickup Available! Store Pickup Available!
  • Free Ship Over 5000 BDT Free Ship Over 5000 BDT
  • Quality Product Quality Product
  • No Warranty No Warranty
  • No Replacement No Replacement
Description

Product Description

Working voltage: 1.8~3.7v
Acceptable current: 10~14mA
Transmit current: 120mA@+20dBm
90mA@+17dBm
29mA@+13dBm
Operating frequency:  915MHz
Transmit power: +20dBm
Receive sensitivity: -139dBm@LoRa &62.5Khz&SF=12&146bps
-136dBm@LoRa &125Khz&SF=12&293bps
-118dBm@LoRa &125Khz&SF=6&9380bps
-123dBm@FSK&5Khz&1.2Kbps
Frequency error: +/-15KHz
FIFO space:  64Byte
Data rate: 1.2K~300Kbps@FSK
0.018K~37.5Kbps@LoRa
Modulation Mode: FSK,GFSK,MSK,GMSK,LoRa TM,OOK
Interface form: SPI
Sleep current: 0.2uA@SLEEP
1.5uA@IDLE
Operating temperature: -40℃- +85℃
Digital RSSI function
Automatic frequency correction
Automatic gain control
Fast wake-up and frequency hopping
Highly configurable data packet handler
SMA Antenna
IP5306

Pin Schematics

Hdbe3431c2c3847d59fd648c185c257851.jpg



Github:

https://github.com/Xinyuan-LilyGo/TTGO-LoRa-Series

https://github.com/LilyGO/ESP32-Paxcounter

HTB1wD..KkyWBuNjy0Fpq6yssXXa8.jpg

At the TTGO LoRa V2.1 ,we add the SMA and IP5306 to the board,which make it can do more things.In terms of the power switch, we have changed the switching interaction mode. The added SMA antenna can enhance signal transmission.

(Notice:The shipping list does not include battery and SD card)

Shipping List:

1 X TTGO LoRa32 915MHZ Module
1 X Power Cable(Jst 2pin 1.25mm)
1 X Antenna
2 X Pin

H6c4e51a286d14fde8ea4004a87af5237e.jpg

Product Details
RBD-1765
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Reference: RBD-1138

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Reference: RBD-1529

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Reference: RBD-1603

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Reference: RBD-1566

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Reference: RBD-698

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Reference: RBD-1654

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Reference: RBD-1016

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Reference: RBD-1336

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Reference: RBD-1672

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Reference: RBD-960

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Reference: RBD-1039

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Reference: RBD-1017

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Reference: RBD-443

GPRS GSM SIM900 Arduino Shield

The GPRS Shield provides you a way to use the GSM cell phone network to receive data from a remote location. The shield allows you to achieve this via any of the three methods: Short Message Service Audio GPRS Service

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Reference: RBD-1602

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Reference: RBD-1402

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Reference: RBD-1037

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Reference: RBD-1641

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Reference: RBD-694

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Reference: RBD-579

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Reference: RBD-1671

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Reference: RBD-1255

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Reference: RBD-1407

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Reference: RBD-948

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