 bool test_zero_offset() {
   Tsunami.measureCurrentVoltage();
   delay(200);
-  assert_nearly_equal("input_offset", Tsunami.measureCurrentVoltage(), 0, 75);
+  assert_nearly_equal("input_offset", Tsunami.measureCurrentVoltage(), 0, 100);
   return true;
 }
 

  Tsunami.reset(true); Tsunami.reset(false);
  delay(100);
  assert_nearly_equal("input_freq_1m", (int32_t)Tsunami.measureFrequency(), 1000000l, 2l);
  assert_nearly_equal("input_phase_1m", (int16_t)(1000 * Tsunami.measurePhase()), 730, 50);
}

test_t tests[] = {

  Tsunami.setFrequency(32768);
  Tsunami.setAmplitude(6000);
  delay(500);
  assert_nearly_equal("input_amp_6", Tsunami.measurePeakVoltage(), 3048, 100);

  // TODO: Figure out why we don't get consistent values for this reading
  Tsunami.setAmplitude(1000);
