set Transmit Power

Make the radio signal of the Calliope mini stronger or weaker.

radio.setTransmitPower(7);

The signal can be as weak as 0 and as strong as 7. Default is 6.

The scientific name for the strength of the radio signal is dBm, or decibel-milliwatts. A signal strength of 0 can be measured as -30 dBm, and a strength of 7 can be measured as +4 dBm.

Range

If your Calliope mini is sending with a strength of 7, and you are in an open area without many other computers around, the Calliope mini signal can reach as far as 70 meters (about 230 feet).

Parameters

• power is a number between 0 and 7 that means how strong the signal is.

Simulator

This function only works on the Calliope mini, not in browsers.

Example

This program makes the radio send at full strength.

radio.setTransmitPower(7)

See also

received packet, send number, send value, send string

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