diff --git a/pykirdy/driver/kirdy_async.py b/pykirdy/driver/kirdy_async.py
index aba9b94..71bbe8f 100644
--- a/pykirdy/driver/kirdy_async.py
+++ b/pykirdy/driver/kirdy_async.py
@@ -223,7 +223,7 @@ class Device:
                     'ld_i_set': 0.0,            # Laser Diode Output Current (A)
                     'pd_i': 2.0000002e-06,      # Internal Photodiode Monitor current (A)
                     'pd_pwr': None,             # Power Readings from Internal Photodiode (W). Return None if pd_mon parameter(s) are not defined.
-                    'term_status': 'Is50Ohm'    # Is the Low Frequency Modulation Input's Impedance 50 Ohm? (Is50Ohm/Not50Ohm)
+                    'term_50ohm': 'Is50Ohm'    # Is the Low Frequency Modulation Input's Impedance 50 Ohm? (On/Off)
                 }, 
                 'thermostat': {
                     'pwr_on': False,            # Tec Power is On (True/False)
diff --git a/pykirdy/kirdy_qt.py b/pykirdy/kirdy_qt.py
index d19ed95..7d35aa6 100644
--- a/pykirdy/kirdy_qt.py
+++ b/pykirdy/kirdy_qt.py
@@ -332,7 +332,7 @@ class MainWindow(QtWidgets.QMainWindow):
             {'name': 'LD Current Set', 'type': 'float', 'suffix': 'A', 'siPrefix': True, 'readonly': True},
             {'name': 'PD Current', 'type': 'float', 'suffix': 'A', 'siPrefix': True, 'readonly': True},
             {'name': 'PD Power', 'type': 'float', 'suffix': 'W', 'siPrefix': True, 'readonly': True},
-            {'name': 'LF Mod Impedance', 'type': 'list', 'limits': ['Is50Ohm', 'Not50Ohm'], 'readonly': True}
+            {'name': 'LF Mod Termination (50 Ohm)', 'type': 'list', 'limits': ['On', 'Off'], 'readonly': True}
         ]},
         {'name': 'Output Config', 'expanded': True, 'type': 'group', 'children': [
             {'name': 'LD Current Set', 'type': 'float', 'value': 0, 'step': 1, 'decimals': 6, 'limits': (0, 1),
@@ -818,7 +818,7 @@ class MainWindow(QtWidgets.QMainWindow):
                     self.params[1].child('Readings', 'PD Power').setValue(report["pd_pwr"])
                 else:
                     self.params[1].child('Readings', 'PD Power').setValue(0)
-                self.params[1].child('Readings', 'LF Mod Impedance').setValue(report["term_status"])
+                self.params[1].child('Readings', 'LF Mod Termination (50 Ohm)').setValue(report["term_50ohm"])
         except Exception as e:
             logging.error(f"Params tree cannot be updated. Data:{report}", exc_info=True)
 
diff --git a/src/laser_diode/laser_diode.rs b/src/laser_diode/laser_diode.rs
index 797712b..6eca9e8 100644
--- a/src/laser_diode/laser_diode.rs
+++ b/src/laser_diode/laser_diode.rs
@@ -10,7 +10,7 @@ use uom::si::{electric_current::{ampere, milliampere},
               power::milliwatt};
 
 use crate::{device::sys_timer::sleep,
-            laser_diode::{ld_ctrl::{Impedance, LdCtrl},
+            laser_diode::{ld_ctrl::{Impedance50Ohm, LdCtrl},
                           ld_current_out_ctrl_timer::LdCurrentOutCtrlTimer,
                           ld_pwr_exc_protector::{self, LdPwrExcProtector},
                           pd_mon_params}};
@@ -66,7 +66,7 @@ pub struct StatusReport {
     ld_i_set: ElectricCurrent,
     pd_i: ElectricCurrent,
     pd_pwr: Power,
-    term_status: Impedance,
+    term_50ohm: Impedance50Ohm,
 }
 
 pub struct LdDrive {
@@ -210,7 +210,7 @@ impl LdDrive {
         self.settings.default_pwr_on = pwr_on;
     }
 
-    pub fn get_term_status(&mut self) -> Impedance {
+    pub fn get_term_status(&mut self) -> Impedance50Ohm {
         self.ctrl.get_lf_mod_in_impedance()
     }
 
@@ -226,7 +226,7 @@ impl LdDrive {
             ld_i_set: ld_i_set,
             pd_i: self.get_pd_i(),
             pd_pwr: self.get_pd_pwr(),
-            term_status: self.get_term_status(),
+            term_50ohm: self.get_term_status(),
         }
     }
 
diff --git a/src/laser_diode/ld_ctrl.rs b/src/laser_diode/ld_ctrl.rs
index 270ce55..b6b5544 100644
--- a/src/laser_diode/ld_ctrl.rs
+++ b/src/laser_diode/ld_ctrl.rs
@@ -11,9 +11,9 @@ use uom::si::{electric_current::ampere,
 use crate::laser_diode::max5719::{self, Dac};
 
 #[derive(Deserialize, Serialize, Debug, Clone, Copy)]
-pub enum Impedance {
-    Is50Ohm,
-    Not50Ohm,
+pub enum Impedance50Ohm {
+    On,
+    Off,
 }
 
 pub trait ChannelPins {
@@ -66,11 +66,11 @@ impl LdCtrl {
         self.phy.current_source_short_pin.set_high();
     }
 
-    pub fn get_lf_mod_in_impedance(&mut self) -> Impedance {
+    pub fn get_lf_mod_in_impedance(&mut self) -> Impedance50Ohm {
         if self.phy.termination_status_pin.is_high() {
-            Impedance::Is50Ohm
+            Impedance50Ohm::On
         } else {
-            Impedance::Not50Ohm
+            Impedance50Ohm::Off
         }
     }