4. Hardware
-----------

Device overview
~~~~~~~~~~~~~~~

.. image:: https://beechat.network/k1stechdrawing.png

RF Performance Specifications
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

+--------------------------+---------+-----------+---------+
| Parameter                | Min     | Typical   | Max     |
+==========================+=========+===========+=========+
| Operating Frequency      |         | 868 / 902–928 MHz / 2.4 GHz |         |
+--------------------------+---------+-----------+---------+
| Sensitivity              |         | −123 dBm  |         |
+--------------------------+---------+-----------+---------+
| Throughput (base; 4 RF)  |         | 4.8 Mbps @ −92 dBm |         |
+--------------------------+---------+-----------+---------+
| Throughput (FPGA plugin) |         | 14.4 Mbps @ −92 dBm |         |
+--------------------------+---------+-----------+---------+
| Per-channel RF Output    | 30 dBm @ MCS0 |     | 24 dBm @ MCS6 |
+--------------------------+---------+-----------+---------+
| Max TX Power (sub-GHz)   |         |           | 1 W EIRP |
+--------------------------+---------+-----------+---------+
| Max TX Power (2.4 GHz)   |         |           | 250 mW  |
+--------------------------+---------+-----------+---------+

Electrical Specifications
^^^^^^^^^^^^^^^^^^^^^^^^^

+--------------------------+---------+-----------+---------+
| Parameter                | Min     | Typical   | Max     |
+==========================+=========+===========+=========+
| Supply Voltage Range     | 5 V     |           | 15 V    |
+--------------------------+---------+-----------+---------+
| Average Current – Idle   |         | ≈ 0.8 A   |         |
+--------------------------+---------+-----------+---------+
| Power Consumption – RX   |         | ≈ 1.3 W   |         |
+--------------------------+---------+-----------+---------+
| Power Consumption – TX   |         | ≈ 11.3 W  |         |
+--------------------------+---------+-----------+---------+

Environmental Specifications
^^^^^^^^^^^^^^^^^^^^^^^^^^^^

+--------------------------+---------+-----------+---------+
| Parameter                | Min     | Typical   | Max     |
+==========================+=========+===========+=========+
| Operating Temperature    | −40 °C  |           | +85 °C  |
+--------------------------+---------+-----------+---------+
| Cooling                  |         | Passive   |         |
+--------------------------+---------+-----------+---------+

Mechanical Specifications
^^^^^^^^^^^^^^^^^^^^^^^^^

+--------------------------+----------------------------+
| Parameter                | Value                      |
+==========================+============================+
| Dimensions (board only)  | 120 × 60 × 7.55 mm (LxWxH) |
+--------------------------+----------------------------+
| Weight (board only)      | 84 g                       |
+--------------------------+----------------------------+
| RF Connectors            | 4 × u.FL (sub-GHz); integrated 2.4 GHz |
+--------------------------+----------------------------+
| DC Connector             | Molex PICO-EZMate HC1.8    |
|                          | model 2082940020; mates with 2082982021 |
+--------------------------+----------------------------+

Pinout references
^^^^^^^^^^^^^^^^^

Download the pinout reference document: `Pinout Reference PDF <https://beechat.network/pinoutref>`_

Technical sheet
^^^^^^^^^^^^^^^

Download the technical datasheet: `Technical Sheet PDF <https://beechat.network/k1stechsheet>`_