diff --git a/artiq/examples/master/device_db.py b/artiq/examples/master/device_db.py
index b9b38188d..87351ffa7 100644
--- a/artiq/examples/master/device_db.py
+++ b/artiq/examples/master/device_db.py
@@ -237,7 +237,7 @@ device_db = {
             "refclk": 100e6
         }
     },
-    "urukul_ch0": {
+    "urukul_ch0a": {
         "type": "local",
         "module": "artiq.coredevice.ad9912",
         "class": "AD9912",
@@ -248,7 +248,7 @@ device_db = {
             "sw_device": "ttl_urukul_sw0"
         }
     },
-    "urukul_ch1": {
+    "urukul_ch1a": {
         "type": "local",
         "module": "artiq.coredevice.ad9912",
         "class": "AD9912",
@@ -259,7 +259,7 @@ device_db = {
             "sw_device": "ttl_urukul_sw1"
         }
     },
-    "urukul_ch2": {
+    "urukul_ch2a": {
         "type": "local",
         "module": "artiq.coredevice.ad9912",
         "class": "AD9912",
@@ -270,7 +270,7 @@ device_db = {
             "sw_device": "ttl_urukul_sw2"
         }
     },
-    "urukul_ch3": {
+    "urukul_ch3a": {
         "type": "local",
         "module": "artiq.coredevice.ad9912",
         "class": "AD9912",
@@ -281,6 +281,50 @@ device_db = {
             "sw_device": "ttl_urukul_sw3"
         }
     },
+    "urukul_ch0b": {
+        "type": "local",
+        "module": "artiq.coredevice.ad9910",
+        "class": "AD9910",
+        "arguments": {
+            "pll_n": 40,
+            "chip_select": 4,
+            "cpld_device": "urukul_cpld",
+            "sw_device": "ttl_urukul_sw0"
+        }
+    },
+    "urukul_ch1b": {
+        "type": "local",
+        "module": "artiq.coredevice.ad9910",
+        "class": "AD9910",
+        "arguments": {
+            "pll_n": 40,
+            "chip_select": 5,
+            "cpld_device": "urukul_cpld",
+            "sw_device": "ttl_urukul_sw1"
+        }
+    },
+    "urukul_ch2b": {
+        "type": "local",
+        "module": "artiq.coredevice.ad9910",
+        "class": "AD9910",
+        "arguments": {
+            "pll_n": 40,
+            "chip_select": 6,
+            "cpld_device": "urukul_cpld",
+            "sw_device": "ttl_urukul_sw2"
+        }
+    },
+    "urukul_ch3b": {
+        "type": "local",
+        "module": "artiq.coredevice.ad9910",
+        "class": "AD9910",
+        "arguments": {
+            "pll_n": 40,
+            "chip_select": 7,
+            "cpld_device": "urukul_cpld",
+            "sw_device": "ttl_urukul_sw3"
+        }
+    },
 
     # AD9914 DDS
     "dds0": {
diff --git a/artiq/examples/master/repository/coredevice_examples/simple/urukul.py b/artiq/examples/master/repository/coredevice_examples/simple/urukul.py
index 8b8958a6c..b89deb2bb 100644
--- a/artiq/examples/master/repository/coredevice_examples/simple/urukul.py
+++ b/artiq/examples/master/repository/coredevice_examples/simple/urukul.py
@@ -6,10 +6,14 @@ class UrukulTest(EnvExperiment):
         self.setattr_device("core")
         self.setattr_device("fmcdio_dirctl")
         self.setattr_device("urukul_cpld")
-        self.setattr_device("urukul_ch0")
-        self.setattr_device("urukul_ch1")
-        self.setattr_device("urukul_ch2")
-        self.setattr_device("urukul_ch3")
+        self.setattr_device("urukul_ch0a")
+        self.setattr_device("urukul_ch1a")
+        self.setattr_device("urukul_ch2a")
+        self.setattr_device("urukul_ch3a")
+        self.setattr_device("urukul_ch0b")
+        self.setattr_device("urukul_ch1b")
+        self.setattr_device("urukul_ch2b")
+        self.setattr_device("urukul_ch3b")
         self.setattr_device("led")
 
     def p(self, f, *a):
@@ -25,36 +29,37 @@ class UrukulTest(EnvExperiment):
         self.led.off()
 
         self.urukul_cpld.init(clk_sel=1)
-        self.urukul_ch0.init()
-        self.urukul_ch1.init()
-        self.urukul_ch2.init()
-        self.urukul_ch3.init()
-        delay(100*us)
-
-        self.urukul_ch0.set(10*MHz)
-        self.urukul_ch0.sw.on()
-        self.urukul_ch0.set_att(10.)
+        delay(1*ms)  # DDS wake up
+        self.urukul_ch0b.init()
+        self.urukul_ch1b.init()
+        self.urukul_ch2b.init()
+        self.urukul_ch3b.init()
 
         delay(100*us)
-        self.urukul_ch1.set(10*MHz, 0.5)
-        self.urukul_ch1.sw.on()
-        self.urukul_ch1.set_att(10.)
+        self.urukul_ch0b.set(100*MHz)
+        self.urukul_ch0b.sw.on()
+        self.urukul_ch0b.set_att(10.)
 
         delay(100*us)
-        self.urukul_ch2.set(400*MHz)
-        self.urukul_ch2.sw.on()
-        self.urukul_ch2.set_att(0.)
+        self.urukul_ch1b.set(10*MHz, 0.5)
+        self.urukul_ch1b.sw.on()
+        self.urukul_ch1b.set_att(0.)
 
         delay(100*us)
-        self.urukul_ch3.set(1*MHz)
-        self.urukul_ch3.sw.on()
-        self.urukul_ch3.set_att(0.)
+        self.urukul_ch2b.set(400*MHz)
+        self.urukul_ch2b.sw.on()
+        self.urukul_ch2b.set_att(0.)
+
+        delay(100*us)
+        self.urukul_ch3b.set(1*MHz)
+        self.urukul_ch3b.sw.on()
+        self.urukul_ch3b.set_att(20.)
 
         while True:
-            self.urukul_ch0.set_mu(0x123456789abc, 0)
+            self.urukul_ch0b.set_mu(0x12345678, 0, 0x3fff)
 
         while True:
-            self.urukul_ch0.sw.pulse(5*ms)
+            self.urukul_ch0b.sw.pulse(5*ms)
             delay(5*ms)
 
         while False: