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-rw-r--r--host/lib/usrp/dboard/db_wbx.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/host/lib/usrp/dboard/db_wbx.cpp b/host/lib/usrp/dboard/db_wbx.cpp
index 95dcb3802..aa5daf9a3 100644
--- a/host/lib/usrp/dboard/db_wbx.cpp
+++ b/host/lib/usrp/dboard/db_wbx.cpp
@@ -246,7 +246,7 @@ void wbx_xcvr::set_tx_gain(float gain, const std::string &name){
_tx_gains[name] = gain;
//write the new voltage to the aux dac
- this->get_iface()->write_aux_dac(dboard_iface::UNIT_TX, 0, dac_volts);
+ this->get_iface()->write_aux_dac(dboard_iface::UNIT_TX, dboard_iface::AUX_DAC_A, dac_volts);
}
else UHD_THROW_INVALID_CODE_PATH();
}