SparkFun Antenna - SMA, 2dBi (433MHz) Shipping:2-4 Weeks The squarish board with two

The squarish board with two chips on it is the transmitter (power with 9V)

10 sec/60°

but it’s easy to create or purchase a 6-pin-to-10-pin ISP adapter)

These two pins are pulled low through internal 500 kΩ pull-down resistors

the chip gets just barely noticeably warm to the touch

SparkFun Antenna - SMA, 2dBi (433MHz) Shipping:2-4 Weeks The squarish board with twoA 433MHz antenna that uses an SMA connector and is 200mm long with a gain of 2dBi. Comes with the frequency laser printed on the antenna. **Features:** * Frequency: 433MHz * Gain: 2dBi * Antenna Length: 200mm * Connector: SMA Plug * Articulating Base **Documents:** * [Technical Drawing](https: cdn. sparkfun. com assets 7 1 c 9 7 DA 433 06 MK SM__1_. pdf)