diff --git a/src/osmo_gsm_tester/obj/enb_amarisoft.py b/src/osmo_gsm_tester/obj/enb_amarisoft.py
index 0b748e0d..bb48880b 100644
--- a/src/osmo_gsm_tester/obj/enb_amarisoft.py
+++ b/src/osmo_gsm_tester/obj/enb_amarisoft.py
@@ -209,7 +209,10 @@ class AmarisoftENB(enb.eNodeB):
         # rf driver is shared between amarisoft enb and ue, so it has a
         # different cfg namespace 'trx'. Copy needed values over there:
         config.overlay(values, dict(trx=dict(rf_dev_type=values['enb'].get('rf_dev_type', None),
-                                             rf_dev_args=values['enb'].get('rf_dev_args', None))))
+                                             rf_dev_args=values['enb'].get('rf_dev_args', None),
+                                             rx_gain=values['enb'].get('rx_gain', None),
+                                             tx_gain=values['enb'].get('tx_gain', None),
+                                            )))
 
         self.gen_conf = values
 
diff --git a/src/osmo_gsm_tester/obj/ms_amarisoft.py b/src/osmo_gsm_tester/obj/ms_amarisoft.py
index 1b49b305..6fd80eef 100644
--- a/src/osmo_gsm_tester/obj/ms_amarisoft.py
+++ b/src/osmo_gsm_tester/obj/ms_amarisoft.py
@@ -274,7 +274,10 @@ class AmarisoftUE(MS):
         # rf driver is shared between amarisoft enb and ue, so it has a
         # different cfg namespace 'trx'. Copy needed values over there:
         config.overlay(values, dict(trx=dict(rf_dev_type=values['ue'].get('rf_dev_type', None),
-                                             rf_dev_args=values['ue'].get('rf_dev_args', None))))
+                                             rf_dev_args=values['ue'].get('rf_dev_args', None),
+                                             rx_gain=values['ue'].get('rx_gain', None),
+                                             tx_gain=values['ue'].get('tx_gain', None),
+                                            )))
 
         self.gen_conf_file(self.config_file, AmarisoftUE.CFGFILE, values)
         self.gen_conf_file(self.config_rf_file, AmarisoftUE.CFGFILE_RF, values)
diff --git a/src/osmo_gsm_tester/resource.py b/src/osmo_gsm_tester/resource.py
index cafdab89..ded85686 100644
--- a/src/osmo_gsm_tester/resource.py
+++ b/src/osmo_gsm_tester/resource.py
@@ -92,6 +92,8 @@ RESOURCES_SCHEMA = {
         'enb[].id': schema.UINT,
         'enb[].num_prb': schema.UINT,
         'enb[].transmission_mode': schema.LTE_TRANSMISSION_MODE,
+        'enb[].tx_gain': schema.UINT,
+        'enb[].rx_gain': schema.UINT,
         'enb[].rf_dev_type': schema.STR,
         'enb[].rf_dev_args': schema.STR,
         'enb[].additional_args': schema.STR,
@@ -134,6 +136,8 @@ RESOURCES_SCHEMA = {
         'modem[].additional_args': schema.STR,
         'modem[].airplane_t_on_ms': schema.INT,
         'modem[].airplane_t_off_ms': schema.INT,
+        'modem[].tx_gain': schema.UINT,
+        'modem[].rx_gain': schema.UINT,
         'osmocon_phone[].serial_device': schema.STR,
     }
 
diff --git a/src/osmo_gsm_tester/templates/amarisoft_rf_driver.cfg.tmpl b/src/osmo_gsm_tester/templates/amarisoft_rf_driver.cfg.tmpl
index 874feca7..cd088356 100644
--- a/src/osmo_gsm_tester/templates/amarisoft_rf_driver.cfg.tmpl
+++ b/src/osmo_gsm_tester/templates/amarisoft_rf_driver.cfg.tmpl
@@ -10,8 +10,8 @@ rf_driver: {
 % endif
 },
 
-tx_gain: 89.0, /* TX gain (in dB) B2x0: 0 to 89.8 dB */
-rx_gain: 60.0, /* RX gain (in dB) B2x0: 0 to 73 dB */
+tx_gain: ${trx.tx_gain}, /* TX gain (in dB) B2x0: 0 to 89.8 dB */
+rx_gain: ${trx.rx_gain}, /* RX gain (in dB) B2x0: 0 to 73 dB */
 % if trx.rf_dev_type == 'zmq':
 tx_time_offset: 0,
 % else:
diff --git a/src/osmo_gsm_tester/templates/srsenb.conf.tmpl b/src/osmo_gsm_tester/templates/srsenb.conf.tmpl
index 95b10f04..b3efd226 100644
--- a/src/osmo_gsm_tester/templates/srsenb.conf.tmpl
+++ b/src/osmo_gsm_tester/templates/srsenb.conf.tmpl
@@ -64,8 +64,8 @@ drb_config = ${enb.drb_filename}
 #                     Default "auto". B210 USRP: 400 us, bladeRF: 0 us.
 #####################################################################
 [rf]
-tx_gain = 80
-rx_gain = 40
+tx_gain = ${enb.tx_gain}
+rx_gain = ${enb.rx_gain}
 
 device_name = ${enb.rf_dev_type}
 
diff --git a/src/osmo_gsm_tester/templates/srsue.conf.tmpl b/src/osmo_gsm_tester/templates/srsue.conf.tmpl
index 37175dd8..a600f5e8 100644
--- a/src/osmo_gsm_tester/templates/srsue.conf.tmpl
+++ b/src/osmo_gsm_tester/templates/srsue.conf.tmpl
@@ -37,8 +37,8 @@ dl_earfcn = 2850,3050
 dl_earfcn = 2850
 % endif
 freq_offset = 0
-tx_gain = 80
-#rx_gain = 40
+tx_gain = ${ue.tx_gain}
+rx_gain = ${ue.rx_gain}
 
 #nof_radios = 1
 nof_antennas = ${ue.num_antennas}
diff --git a/sysmocom/defaults.conf b/sysmocom/defaults.conf
index aea2791d..f7820c0b 100644
--- a/sysmocom/defaults.conf
+++ b/sysmocom/defaults.conf
@@ -135,16 +135,22 @@ enb:
 srsenb:
   num_prb: 100
   enable_pcap: false
+  tx_gain: 80
+  rx_gain: 40
 
 amarisoftenb:
   num_prb: 100
   enable_pcap: false
+  tx_gain: 89
+  rx_gain: 60
 
 srsue:
   enable_pcap: false
   airplane_t_on_ms: -1
   airplane_t_off_ms: -1
   num_carriers: 1
+  tx_gain: 80
+  rx_gain: 40
 
 iperf3cli:
   time: 60