diff options
Diffstat (limited to 'Transceiver52M/radioInterface.cpp')
| -rw-r--r-- | Transceiver52M/radioInterface.cpp | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/Transceiver52M/radioInterface.cpp b/Transceiver52M/radioInterface.cpp index e8eea6f..7e51fa4 100644 --- a/Transceiver52M/radioInterface.cpp +++ b/Transceiver52M/radioInterface.cpp @@ -101,15 +101,14 @@ double RadioInterface::fullScaleOutputValue(void) { } -void RadioInterface::setPowerAttenuation(double dBAtten) +void RadioInterface::setPowerAttenuation(double atten) { double HWatten = mRadio->setTxGain(mRadio->maxTxGain() - atten); - atten -= (-HWatten); + atten -= HWatten; if (atten < 1.0) powerScaling = 1.0; else - powerScaling = 1.0/sqrt(linearAtten); - LOG(INFO) << "setting HW gain to " << HWdBAtten << " and power scaling to " << powerScaling; + powerScaling = 1.0 / sqrt(pow(10, (atten / 10.0))); } |