diff --git a/crates/tek_core/src/time.rs b/crates/tek_core/src/time.rs
index d26fb0b9..49763bab 100644
--- a/crates/tek_core/src/time.rs
+++ b/crates/tek_core/src/time.rs
@@ -103,7 +103,7 @@ pub trait PulsesPerQuaver<U: TimeUnit> {
     #[inline] fn usecs_to_pulse (&self, usec: U) -> U
         where U: TimeFloat, Self: BeatsPerMinute<U>
     {
-        usec / self.pulse_per_usec()
+        usec * self.pulse_per_usec()
     }
     /// Convert a number of pulses to a sample number (SR- and BPM-dependent)
     #[inline] fn pulses_to_usec (&self, pulse: U) -> U
diff --git a/crates/tek_sequencer/src/transport_snd.rs b/crates/tek_sequencer/src/transport_snd.rs
index d568dd3c..aaa7a916 100644
--- a/crates/tek_sequencer/src/transport_snd.rs
+++ b/crates/tek_sequencer/src/transport_snd.rs
@@ -17,15 +17,10 @@ impl<E: Engine> Audio for TransportToolbar<E> {
         if *self.clock.playing.read().unwrap() == Some(TransportState::Stopped) {
             self.started = None;
         }
-        match self.started {
-            Some((_, usecs)) => {
-                let usec = current_usecs as usize - usecs;
-                let pulse = self.clock.usecs_to_pulse(usec as f64);
-                self.clock.set_usec(usec);
-                self.clock.set_pulse(pulse as usize);
-            },
-            None => { self.clock.set_usec(0); }
-        };
+        self.clock.instant.update_from_usec(match self.started {
+            Some((_, usecs)) => current_usecs as usize - usecs,
+            None => 0
+        });
         Control::Continue
     }
 }