diff --git a/Builds/LinuxMakefile/Makefile b/Builds/LinuxMakefile/Makefile
index 128bfc42..ddab571c 100644
--- a/Builds/LinuxMakefile/Makefile
+++ b/Builds/LinuxMakefile/Makefile
@@ -35,7 +35,7 @@ ifeq ($(CONFIG),Debug)
     TARGET_ARCH := 
   endif
 
-  JUCE_CPPFLAGS := $(DEPFLAGS) "-DLINUX=1" "-DDEBUG=1" "-D_DEBUG=1" "-DPIP_JUCE_EXAMPLES_DIRECTORY=QzpcdG9vbHNcSlVDRVxleGFtcGxlcw==" "-DSAMPLER_SKIP_UI" "-DJUCE_MODAL_LOOPS_PERMITTED" "-DHAVE_LIBSAMPLERATE" "-DUSE_BUILTIN_FFT" "-DUSE_PTHREADS" "-DBUILD_DAWDREAMER_FAUST" "-DBUILD_DAWDREAMER_RUBBERBAND" "-DJUCER_LINUX_MAKE_6D53C8B4=1" "-DJUCE_APP_VERSION=0.6.4" "-DJUCE_APP_VERSION_HEX=0x604" $(shell pkg-config --cflags alsa freetype2) -pthread -I../../JuceLibraryCode/modules/juce_audio_processors/format_types/VST3_SDK -I../../thirdparty/JUCE/modules/juce_audio_processors/format_types/VST3_SDK -I../../JuceLibraryCode -I../../JuceLibraryCode/modules -I../../thirdparty/pybind11/include -I../../thirdparty/faust/architecture -I../../thirdparty/faust/compiler -I../../thirdparty/faust/compiler/utils -I../../thirdparty/libsamplerate/src -I../../thirdparty/libsamplerate/include -I../../thirdparty/rubberband -I../../thirdparty/rubberband/rubberband -I../../thirdparty/rubberband/src/kissfft -I../../thirdparty/rubberband/src -I../../thirdparty/portable_endian/include $(CPPFLAGS)
+  JUCE_CPPFLAGS := $(DEPFLAGS) "-DLINUX=1" "-DDEBUG=1" "-D_DEBUG=1" "-DPIP_JUCE_EXAMPLES_DIRECTORY=QzpcdG9vbHNcSlVDRVxleGFtcGxlcw==" "-DSAMPLER_SKIP_UI" "-DJUCE_MODAL_LOOPS_PERMITTED" "-DHAVE_LIBSAMPLERATE" "-DUSE_BUILTIN_FFT" "-DUSE_PTHREADS" "-DBUILD_DAWDREAMER_FAUST" "-DBUILD_DAWDREAMER_RUBBERBAND" "-DJUCER_LINUX_MAKE_6D53C8B4=1" "-DJUCE_APP_VERSION=0.6.5" "-DJUCE_APP_VERSION_HEX=0x605" $(shell pkg-config --cflags alsa freetype2) -pthread -I../../JuceLibraryCode/modules/juce_audio_processors/format_types/VST3_SDK -I../../thirdparty/JUCE/modules/juce_audio_processors/format_types/VST3_SDK -I../../JuceLibraryCode -I../../JuceLibraryCode/modules -I../../thirdparty/pybind11/include -I../../thirdparty/faust/architecture -I../../thirdparty/faust/compiler -I../../thirdparty/faust/compiler/utils -I../../thirdparty/libsamplerate/src -I../../thirdparty/libsamplerate/include -I../../thirdparty/rubberband -I../../thirdparty/rubberband/rubberband -I../../thirdparty/rubberband/src/kissfft -I../../thirdparty/rubberband/src -I../../thirdparty/portable_endian/include $(CPPFLAGS)
   JUCE_CPPFLAGS_DYNAMIC_LIBRARY :=  "-DJucePlugin_Build_VST=0" "-DJucePlugin_Build_VST3=0" "-DJucePlugin_Build_AU=0" "-DJucePlugin_Build_AUv3=0" "-DJucePlugin_Build_RTAS=0" "-DJucePlugin_Build_AAX=0" "-DJucePlugin_Build_Standalone=0" "-DJucePlugin_Build_Unity=0"
   JUCE_CFLAGS_DYNAMIC_LIBRARY := -fPIC -fvisibility=hidden
   JUCE_LDFLAGS_DYNAMIC_LIBRARY := -shared
@@ -58,7 +58,7 @@ ifeq ($(CONFIG),Release)
     TARGET_ARCH := 
   endif
 
-  JUCE_CPPFLAGS := $(DEPFLAGS) "-DLINUX=1" "-DNDEBUG=1" "-DPIP_JUCE_EXAMPLES_DIRECTORY=QzpcdG9vbHNcSlVDRVxleGFtcGxlcw==" "-DSAMPLER_SKIP_UI" "-DJUCE_MODAL_LOOPS_PERMITTED" "-DHAVE_LIBSAMPLERATE" "-DUSE_BUILTIN_FFT" "-DUSE_PTHREADS" "-DBUILD_DAWDREAMER_FAUST" "-DBUILD_DAWDREAMER_RUBBERBAND" "-DJUCER_LINUX_MAKE_6D53C8B4=1" "-DJUCE_APP_VERSION=0.6.4" "-DJUCE_APP_VERSION_HEX=0x604" $(shell pkg-config --cflags alsa freetype2) -pthread -I../../JuceLibraryCode/modules/juce_audio_processors/format_types/VST3_SDK -I../../thirdparty/JUCE/modules/juce_audio_processors/format_types/VST3_SDK -I../../JuceLibraryCode -I../../JuceLibraryCode/modules -I../../thirdparty/pybind11/include -I../../thirdparty/faust/architecture -I../../thirdparty/faust/compiler -I../../thirdparty/faust/compiler/utils -I../../thirdparty/libsamplerate/src -I../../thirdparty/libsamplerate/include -I../../thirdparty/rubberband -I../../thirdparty/rubberband/rubberband -I../../thirdparty/rubberband/src/kissfft -I../../thirdparty/rubberband/src -I../../thirdparty/portable_endian/include $(CPPFLAGS)
+  JUCE_CPPFLAGS := $(DEPFLAGS) "-DLINUX=1" "-DNDEBUG=1" "-DPIP_JUCE_EXAMPLES_DIRECTORY=QzpcdG9vbHNcSlVDRVxleGFtcGxlcw==" "-DSAMPLER_SKIP_UI" "-DJUCE_MODAL_LOOPS_PERMITTED" "-DHAVE_LIBSAMPLERATE" "-DUSE_BUILTIN_FFT" "-DUSE_PTHREADS" "-DBUILD_DAWDREAMER_FAUST" "-DBUILD_DAWDREAMER_RUBBERBAND" "-DJUCER_LINUX_MAKE_6D53C8B4=1" "-DJUCE_APP_VERSION=0.6.5" "-DJUCE_APP_VERSION_HEX=0x605" $(shell pkg-config --cflags alsa freetype2) -pthread -I../../JuceLibraryCode/modules/juce_audio_processors/format_types/VST3_SDK -I../../thirdparty/JUCE/modules/juce_audio_processors/format_types/VST3_SDK -I../../JuceLibraryCode -I../../JuceLibraryCode/modules -I../../thirdparty/pybind11/include -I../../thirdparty/faust/architecture -I../../thirdparty/faust/compiler -I../../thirdparty/faust/compiler/utils -I../../thirdparty/libsamplerate/src -I../../thirdparty/libsamplerate/include -I../../thirdparty/rubberband -I../../thirdparty/rubberband/rubberband -I../../thirdparty/rubberband/src/kissfft -I../../thirdparty/rubberband/src -I../../thirdparty/portable_endian/include $(CPPFLAGS)
   JUCE_CPPFLAGS_DYNAMIC_LIBRARY :=  "-DJucePlugin_Build_VST=0" "-DJucePlugin_Build_VST3=0" "-DJucePlugin_Build_AU=0" "-DJucePlugin_Build_AUv3=0" "-DJucePlugin_Build_RTAS=0" "-DJucePlugin_Build_AAX=0" "-DJucePlugin_Build_Standalone=0" "-DJucePlugin_Build_Unity=0"
   JUCE_CFLAGS_DYNAMIC_LIBRARY := -fPIC -fvisibility=hidden
   JUCE_LDFLAGS_DYNAMIC_LIBRARY := -shared
diff --git a/Builds/MacOSX/DawDreamer.xcodeproj/project.pbxproj b/Builds/MacOSX/DawDreamer.xcodeproj/project.pbxproj
index 1552ec81..b7dafce9 100644
--- a/Builds/MacOSX/DawDreamer.xcodeproj/project.pbxproj
+++ b/Builds/MacOSX/DawDreamer.xcodeproj/project.pbxproj
@@ -788,8 +788,8 @@
 					"BUILD_DAWDREAMER_FAUST",
 					"BUILD_DAWDREAMER_RUBBERBAND",
 					"JUCER_XCODE_MAC_F6D2F4CF=1",
-					"JUCE_APP_VERSION=0.6.4",
-					"JUCE_APP_VERSION_HEX=0x604",
+					"JUCE_APP_VERSION=0.6.5",
+					"JUCE_APP_VERSION_HEX=0x605",
 					"JucePlugin_Build_VST=0",
 					"JucePlugin_Build_VST3=0",
 					"JucePlugin_Build_AU=0",
@@ -914,8 +914,8 @@
 					"BUILD_DAWDREAMER_FAUST",
 					"BUILD_DAWDREAMER_RUBBERBAND",
 					"JUCER_XCODE_MAC_F6D2F4CF=1",
-					"JUCE_APP_VERSION=0.6.4",
-					"JUCE_APP_VERSION_HEX=0x604",
+					"JUCE_APP_VERSION=0.6.5",
+					"JUCE_APP_VERSION_HEX=0x605",
 					"JucePlugin_Build_VST=0",
 					"JucePlugin_Build_VST3=0",
 					"JucePlugin_Build_AU=0",
diff --git a/Builds/VisualStudio2019/DawDreamer_DynamicLibrary.vcxproj b/Builds/VisualStudio2019/DawDreamer_DynamicLibrary.vcxproj
index 8093c477..8e6b5716 100644
--- a/Builds/VisualStudio2019/DawDreamer_DynamicLibrary.vcxproj
+++ b/Builds/VisualStudio2019/DawDreamer_DynamicLibrary.vcxproj
@@ -66,7 +66,7 @@
       <Optimization>Disabled</Optimization>
       <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
       <AdditionalIncludeDirectories>..\..\JuceLibraryCode\modules\juce_audio_processors\format_types\VST3_SDK;..\..\thirdparty\JUCE\modules\juce_audio_processors\format_types\VST3_SDK;..\..\JuceLibraryCode;..\..\JuceLibraryCode\modules;$(pythonLocation)\include;..\..\thirdparty\pybind11\include;..\..\thirdparty\faust\architecture;..\..\thirdparty\faust\compiler;..\..\thirdparty\faust\compiler\utils;..\..\thirdparty\libsamplerate\src;..\..\thirdparty\libsamplerate\include;..\..\thirdparty\rubberband;..\..\thirdparty\rubberband\rubberband;..\..\thirdparty\rubberband\src\kissfft;..\..\thirdparty\rubberband\src;..\..\thirdparty\portable_endian\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_CRT_SECURE_NO_WARNINGS;WIN32;_WINDOWS;DEBUG;_DEBUG;PIP_JUCE_EXAMPLES_DIRECTORY=QzpcdG9vbHNcSlVDRVxleGFtcGxlcw==;SAMPLER_SKIP_UI;JUCE_MODAL_LOOPS_PERMITTED;_WIN32;__SSE__;__SSE2__;BUILD_DAWDREAMER_FAUST;BUILD_DAWDREAMER_RUBBERBAND;NOMINMAX;HAVE_LIBSAMPLERATE;HAVE_KISSFFT;JUCER_VS2019_78A5026=1;JUCE_APP_VERSION=0.6.4;JUCE_APP_VERSION_HEX=0x604;JucePlugin_Build_VST=0;JucePlugin_Build_VST3=0;JucePlugin_Build_AU=0;JucePlugin_Build_AUv3=0;JucePlugin_Build_RTAS=0;JucePlugin_Build_AAX=0;JucePlugin_Build_Standalone=0;JucePlugin_Build_Unity=0;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_CRT_SECURE_NO_WARNINGS;WIN32;_WINDOWS;DEBUG;_DEBUG;PIP_JUCE_EXAMPLES_DIRECTORY=QzpcdG9vbHNcSlVDRVxleGFtcGxlcw==;SAMPLER_SKIP_UI;JUCE_MODAL_LOOPS_PERMITTED;_WIN32;__SSE__;__SSE2__;BUILD_DAWDREAMER_FAUST;BUILD_DAWDREAMER_RUBBERBAND;NOMINMAX;HAVE_LIBSAMPLERATE;HAVE_KISSFFT;JUCER_VS2019_78A5026=1;JUCE_APP_VERSION=0.6.5;JUCE_APP_VERSION_HEX=0x605;JucePlugin_Build_VST=0;JucePlugin_Build_VST3=0;JucePlugin_Build_AU=0;JucePlugin_Build_AUv3=0;JucePlugin_Build_RTAS=0;JucePlugin_Build_AAX=0;JucePlugin_Build_Standalone=0;JucePlugin_Build_Unity=0;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
       <RuntimeTypeInfo>true</RuntimeTypeInfo>
       <PrecompiledHeader>NotUsing</PrecompiledHeader>
@@ -116,7 +116,7 @@ copy &quot;..\..\thirdparty\libfaust\win-x64\Debug\bin\faust.dll&quot; &quot;$(p
     <ClCompile>
       <Optimization>Full</Optimization>
       <AdditionalIncludeDirectories>..\..\JuceLibraryCode\modules\juce_audio_processors\format_types\VST3_SDK;..\..\thirdparty\JUCE\modules\juce_audio_processors\format_types\VST3_SDK;..\..\JuceLibraryCode;..\..\JuceLibraryCode\modules;$(pythonLocation)\include;..\..\thirdparty\pybind11\include;..\..\thirdparty\faust\architecture;..\..\thirdparty\faust\compiler;..\..\thirdparty\faust\compiler\utils;..\..\thirdparty\libsamplerate\src;..\..\thirdparty\libsamplerate\include;..\..\thirdparty\rubberband;..\..\thirdparty\rubberband\rubberband;..\..\thirdparty\rubberband\src\kissfft;..\..\thirdparty\rubberband\src;..\..\thirdparty\portable_endian\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_CRT_SECURE_NO_WARNINGS;WIN32;_WINDOWS;NDEBUG;PIP_JUCE_EXAMPLES_DIRECTORY=QzpcdG9vbHNcSlVDRVxleGFtcGxlcw==;SAMPLER_SKIP_UI;JUCE_MODAL_LOOPS_PERMITTED;_WIN32;__SSE__;__SSE2__;BUILD_DAWDREAMER_FAUST;BUILD_DAWDREAMER_RUBBERBAND;NOMINMAX;HAVE_LIBSAMPLERATE;HAVE_KISSFFT;JUCER_VS2019_78A5026=1;JUCE_APP_VERSION=0.6.4;JUCE_APP_VERSION_HEX=0x604;JucePlugin_Build_VST=0;JucePlugin_Build_VST3=0;JucePlugin_Build_AU=0;JucePlugin_Build_AUv3=0;JucePlugin_Build_RTAS=0;JucePlugin_Build_AAX=0;JucePlugin_Build_Standalone=0;JucePlugin_Build_Unity=0;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_CRT_SECURE_NO_WARNINGS;WIN32;_WINDOWS;NDEBUG;PIP_JUCE_EXAMPLES_DIRECTORY=QzpcdG9vbHNcSlVDRVxleGFtcGxlcw==;SAMPLER_SKIP_UI;JUCE_MODAL_LOOPS_PERMITTED;_WIN32;__SSE__;__SSE2__;BUILD_DAWDREAMER_FAUST;BUILD_DAWDREAMER_RUBBERBAND;NOMINMAX;HAVE_LIBSAMPLERATE;HAVE_KISSFFT;JUCER_VS2019_78A5026=1;JUCE_APP_VERSION=0.6.5;JUCE_APP_VERSION_HEX=0x605;JucePlugin_Build_VST=0;JucePlugin_Build_VST3=0;JucePlugin_Build_AU=0;JucePlugin_Build_AUv3=0;JucePlugin_Build_RTAS=0;JucePlugin_Build_AAX=0;JucePlugin_Build_Standalone=0;JucePlugin_Build_Unity=0;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <RuntimeTypeInfo>true</RuntimeTypeInfo>
       <PrecompiledHeader>NotUsing</PrecompiledHeader>
diff --git a/Builds/VisualStudio2019/resources.rc b/Builds/VisualStudio2019/resources.rc
index 53aef925..ea211781 100644
--- a/Builds/VisualStudio2019/resources.rc
+++ b/Builds/VisualStudio2019/resources.rc
@@ -9,16 +9,16 @@
 #include <windows.h>
 
 VS_VERSION_INFO VERSIONINFO
-FILEVERSION  0,6,4,0
+FILEVERSION  0,6,5,0
 BEGIN
   BLOCK "StringFileInfo"
   BEGIN
     BLOCK "040904E4"
     BEGIN
       VALUE "FileDescription",  "DawDreamer\0"
-      VALUE "FileVersion",  "0.6.4\0"
+      VALUE "FileVersion",  "0.6.5\0"
       VALUE "ProductName",  "DawDreamer\0"
-      VALUE "ProductVersion",  "0.6.4\0"
+      VALUE "ProductVersion",  "0.6.5\0"
     END
   END
 
diff --git a/DawDreamer.jucer b/DawDreamer.jucer
index a38d161d..f2778ea1 100644
--- a/DawDreamer.jucer
+++ b/DawDreamer.jucer
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
-<JUCERPROJECT id="EHAJpP" name="DawDreamer" projectType="dll" version="0.6.4"
+<JUCERPROJECT id="EHAJpP" name="DawDreamer" projectType="dll" version="0.6.5"
               bundleIdentifier="design.dirt.DawDreamer" includeBinaryInAppConfig="1"
               displaySplashScreen="1" reportAppUsage="0" splashScreenColour="Dark"
               cppLanguageStandard="17" companyCopyright="" jucerFormatVersion="1"
diff --git a/JuceLibraryCode/JuceHeader.h b/JuceLibraryCode/JuceHeader.h
index b9a1783e..eae8ef8b 100644
--- a/JuceLibraryCode/JuceHeader.h
+++ b/JuceLibraryCode/JuceHeader.h
@@ -46,7 +46,7 @@ namespace ProjectInfo
 {
     const char* const  projectName    = "DawDreamer";
     const char* const  companyName    = "";
-    const char* const  versionString  = "0.6.4";
-    const int          versionNumber  = 0x604;
+    const char* const  versionString  = "0.6.5";
+    const int          versionNumber  = 0x605;
 }
 #endif
diff --git a/README.md b/README.md
index 2547b30d..6d71bbef 100644
--- a/README.md
+++ b/README.md
@@ -36,6 +36,7 @@ DawDreamer's foundation is [JUCE](https://github.com/julianstorer/JUCE), with a
 ## Installation
 
 Install with [PyPI](https://pypi.org/project/dawdreamer/):
+
 `pip install dawdreamer`
 
 ## API Documentation
@@ -43,6 +44,39 @@ Install with [PyPI](https://pypi.org/project/dawdreamer/):
 [https://dirt.design/DawDreamer/](https://dirt.design/DawDreamer/)
 
 ## Basic Example
+
+Using Faust, let's make a stereo sine-tone at 440 Hz and -6 dB. You can run this code as-is.
+
+```python
+import dawdreamer as daw
+from scipy.io import wavfile
+SAMPLE_RATE = 44100
+engine = daw.RenderEngine(SAMPLE_RATE, 512)  # 512 block size
+faust_processor = engine.make_faust_processor("faust")
+faust_processor.set_dsp_string(
+    """
+    declare name "MySine";
+    freq = hslider("freq", 440, 0, 20000, 0);
+    gain = hslider("vol[unit:dB]", 0, -120, 20, 0) : ba.db2linear;
+    process = freq : os.osc : _*gain <: si.bus(2);
+    """
+    )
+print(faust_processor.get_parameters_description())
+engine.load_graph([
+                   (faust_processor, [])
+])
+faust_processor.set_parameter("/MySine/freq", 440.)  # 440 Hz
+faust_processor.set_parameter("/MySine/vol", -6.)  # -6 dB volume
+
+engine.render(1.)  # render 1 sec
+audio = engine.get_audio()  # shaped (2, N samples)
+wavfile.write('sine_demo.wav', SAMPLE_RATE, audio.transpose())
+```
+
+## Advanced Example
+
+Let's demonstate audio playback, graph-building, VST instruments/effects, and automation. You need to change many hard-coded paths for this to work.
+
 ```python
 import dawdreamer as daw
 import numpy as np
@@ -241,7 +275,7 @@ Polyphony is supported too. You simply need to provide DSP code that refers to c
 
 ### Soundfiles in Faust
 
-Faust code in DawDreamer can use the [soundfile](https://faustdoc.grame.fr/manual/syntax/#soundfile-primitive) primitive. Normally `soundfile` is meant to load `.wav` files, but DawDreamer uses it to receive data from numpy arrays. Refer to [tests/test_faust_soundfile.py](https://github.com/DBraun/DawDreamer/blob/main/tests/test_faust_soundfile.py)
+Faust code in DawDreamer can use the [soundfile](https://faustdoc.grame.fr/manual/syntax/#soundfile-primitive) primitive. Normally `soundfile` is meant to load `.wav` files, but DawDreamer uses it to receive data from numpy arrays. Refer to [tests/test_faust_soundfile.py](https://github.com/DBraun/DawDreamer/blob/main/tests/test_faust_soundfile.py) which contains an example of loading 88 piano notes and playing them with polyphony.
 
 **soundfile_test.py**
 ```python
@@ -326,7 +360,7 @@ DawDreamer is licensed under GPLv3 to make it easier to comply with all of the d
 
 ## Wiki
 
-Please refer to the [Wiki](https://github.com/DBraun/DawDreamer/wiki) for more [examples](https://github.com/DBraun/DawDreamer/wiki/Documentation), the [API documentation](https://dirt.design/DawDreamer), and the [Developer's Guide](https://github.com/DBraun/DawDreamer/wiki/Developer's-Guide). The [tests](https://github.com/DBraun/DawDreamer/tree/main/tests) may also be helpful.
+Please refer to the [Wiki](https://github.com/DBraun/DawDreamer/wiki), the [API documentation](https://dirt.design/DawDreamer), and the [Developer's Guide](https://github.com/DBraun/DawDreamer/wiki/Developer's-Guide). The [tests](https://github.com/DBraun/DawDreamer/tree/main/tests) may also be helpful.
 
 ## Thanks to contributors to the original [RenderMan](https://github.com/fedden/RenderMan)
 * [fedden](https://github.com/fedden), RenderMan creator
diff --git a/tests/test_faust_poly.py b/tests/test_faust_poly.py
index 49b59424..33fec92c 100644
--- a/tests/test_faust_poly.py
+++ b/tests/test_faust_poly.py
@@ -56,22 +56,22 @@ def test_faust_poly():
 	audio1 = _test_faust_poly(OUTPUT / 'test_faust_poly_grouped.wav', group_voices=True)
 	audio2 = _test_faust_poly(OUTPUT / 'test_faust_poly_ungrouped.wav', group_voices=False)
 
-	assert(np.allclose(audio1, audio2))
+	assert np.allclose(audio1, audio2)
 
 	audio1 = _test_faust_poly(OUTPUT / 'test_faust_poly_2k_cutoff_grouped.wav', group_voices=True, cutoff=2000)
 	audio2 = _test_faust_poly(OUTPUT / 'test_faust_poly_2k_cutoff_ungrouped.wav', group_voices=False, cutoff=2000)
 
-	assert(np.allclose(audio1[:,:-1], audio2[:,:-1]))  # todo: don't drop last sample
+	assert np.allclose(audio1, audio2)
 
 	audio1 = _test_faust_poly(OUTPUT / 'test_faust_poly_automation_cutoff_grouped.wav', group_voices=True, automation=True)
 	audio2 = _test_faust_poly(OUTPUT / 'test_faust_poly_automation_cutoff_ungrouped.wav', group_voices=False, automation=True)
 
-	assert(np.allclose(audio1[:,:-1], audio2[:,:-1]))  # todo: don't drop last sample
+	assert np.allclose(audio1, audio2)
 
 	audio1 = _test_faust_poly(OUTPUT / 'test_faust_poly_automation_decay_grouped.wav', group_voices=True, decay=.5)
 	audio2 = _test_faust_poly(OUTPUT / 'test_faust_poly_automation_decay_ungrouped.wav', group_voices=False, decay=.5)
 
-	assert(np.allclose(audio1[:,:-1], audio2[:,:-1]))  # todo: don't drop last sample
+	assert np.allclose(audio1, audio2)
 
 
 @pytest.mark.parametrize("midi_path", [abspath(ASSETS / 'MIDI-Unprocessed_SMF_02_R1_2004_01-05_ORIG_MID--AUDIO_02_R1_2004_05_Track05_wav.midi')])
diff --git a/tests/test_faust_processor.py b/tests/test_faust_processor.py
index 838e1956..481f79b8 100644
--- a/tests/test_faust_processor.py
+++ b/tests/test_faust_processor.py
@@ -2,13 +2,16 @@
 
 BUFFER_SIZE = 1
 
-def test_faust_passthrough():
+from itertools import product
 
-    DURATION = 5.1
+@pytest.mark.parametrize("duration,buffer_size", product(
+    [(44099.5/44100), (44100.5/44100), 1., (4./44100)],
+    [1, 2, 4, 8, 16, 128, 2048]))
+def test_faust_passthrough(duration, buffer_size):
 
-    engine = daw.RenderEngine(SAMPLE_RATE, BUFFER_SIZE)
+    engine = daw.RenderEngine(SAMPLE_RATE, buffer_size)
 
-    data = load_audio_file(ASSETS / "575854__yellowtree__d-b-funk-loop.wav", duration=DURATION)
+    data = load_audio_file(ASSETS / "575854__yellowtree__d-b-funk-loop.wav", duration=duration)
     playback_processor = engine.make_playback_processor("playback", data)
 
     faust_processor = engine.make_faust_processor("faust")
@@ -24,45 +27,50 @@ def test_faust_passthrough():
 
     engine.load_graph(graph)
 
-    render(engine, file_path=OUTPUT / 'test_faust_passthrough.wav')
+    render(engine, duration=duration)
 
     audio = engine.get_audio()
 
-    # Todo: the last sample is inaccurate by a little bit
-    # So we trim the last sample and compare
-    data = data[:,:audio.shape[1]]
-    audio = audio[:,:audio.shape[1]]
+    assert data.shape[1] == audio.shape[1]
 
-    assert(np.allclose(data, audio, atol=1e-07))
+    # todo: shouldn't need to trim one sample like this
+    min_length = min(audio.shape[1], data.shape[1]) - 1
+    data = data[:,:min_length]
+    audio = audio[:,:min_length]
+
+    assert np.allclose(data, audio, atol=1e-07)
 
     # do the same for noise
-    data = np.random.rand(2, int(SAMPLE_RATE*(DURATION+.1)))
+    data = np.random.rand(2, int(SAMPLE_RATE*duration))
     playback_processor.set_data(data)
-    render(engine)
+    render(engine, duration=duration)
     audio = engine.get_audio()
 
-    data = data[:,:audio.shape[1]]
-    audio = audio[:,:audio.shape[1]]
-
-    assert(np.allclose(data, audio, atol=1e-07))
+    assert data.shape[1] == audio.shape[1]
 
+    # todo: shouldn't need to trim one sample like this
+    min_length = min(audio.shape[1], data.shape[1]) - 1
+    data = data[:,:min_length]
+    audio = audio[:,:min_length]
 
-def test_faust_multichannel_in_out():
+    assert np.allclose(data, audio, atol=1e-07)
 
-    DURATION = 5.1
+@pytest.mark.parametrize("duration,buffer_size", product(
+    [(44099.5/44100), (44100.5/44100), 1., (4./44100)],
+    [1, 2, 4, 8, 16, 128, 2048]))
+def test_faust_multichannel_in_out(duration, buffer_size):
 
-    engine = daw.RenderEngine(SAMPLE_RATE, BUFFER_SIZE)
+    engine = daw.RenderEngine(SAMPLE_RATE, buffer_size)
 
     numChannels = 9
-    underscores = ",".join('_'*numChannels)
 
-    data = np.sin(np.linspace(0, 4000, num=int(44100*(DURATION+.1))))
+    data = np.sin(np.linspace(0, 4000, num=int(SAMPLE_RATE*duration)))
     data = np.stack([data for _ in range(numChannels)])
 
     playback_processor = engine.make_playback_processor("playback", data)
 
     faust_processor = engine.make_faust_processor("faust")
-    faust_processor.set_dsp_string(f'process = {underscores};')
+    faust_processor.set_dsp_string(f'process = si.bus({numChannels});')
     faust_processor.compile()
 
     # print(faust_processor.get_parameters_description())
@@ -74,14 +82,14 @@ def test_faust_multichannel_in_out():
 
     engine.load_graph(graph)
 
-    render(engine, file_path=OUTPUT / 'test_faust_multichannel_in_out.wav')
+    render(engine, duration=duration)
 
     audio = engine.get_audio()
 
-    # Todo: the last sample is inaccurate by a little bit
-    # So we trim the last sample and compare
-    data = data[:,:audio.shape[1]]
-    audio = audio[:,:audio.shape[1]]
+    # todo: shouldn't need to trim one sample like this
+    min_length = min(audio.shape[1], data.shape[1]) -1
+    data = data[:,:min_length]
+    audio = audio[:,:min_length]
 
     assert(np.allclose(data, audio, atol=1e-07))
 
diff --git a/tests/test_impulse.py b/tests/test_impulse.py
index 520d25c4..40e8b74a 100644
--- a/tests/test_impulse.py
+++ b/tests/test_impulse.py
@@ -1,31 +1,21 @@
 from dawdreamer_utils import *
 
-BUFFER_SIZE = 16
-
-def make_impulse(duration):
-
-    num_samples = int(duration*SAMPLE_RATE)
-
-    y = np.zeros((2, num_samples), np.float32)
-    y[0, 0:5] = np.arange(5)
-    y[1, 0:5] = 5+np.arange(5)
+from itertools import product
 
-    import random
-    for _ in range(20):
-
-        ind = random.randint(1, int(num_samples)-1)
-        y[:, ind] = random.random()
-
-    return y
-
-@pytest.mark.parametrize("set_data", [True, False])
-def test_impulse(set_data):
+BUFFER_SIZE = 16
 
-	DURATION = .0007
+@pytest.mark.parametrize("duration,buffer_size,set_data",
+	product(
+		[16./SAMPLE_RATE, 16.5/SAMPLE_RATE, 16.9/SAMPLE_RATE, .1, 1.,1.23535],
+		[1, 2, 4, 8, 16, 128, 2048],
+		[True, False]
+		))
+def test_impulse(duration, buffer_size, set_data):
 
-	engine = daw.RenderEngine(SAMPLE_RATE, BUFFER_SIZE)
+	engine = daw.RenderEngine(SAMPLE_RATE, buffer_size)
 
-	impulse_input = make_impulse(DURATION)
+	num_samples = int(duration*SAMPLE_RATE)
+	impulse_input = np.random.uniform(low=-1, high=1, size=(2, num_samples))
 	playback_processor = engine.make_playback_processor("playback", impulse_input)
 
 	if set_data:
@@ -37,7 +27,7 @@ def test_impulse(set_data):
 
 	engine.load_graph(graph)
 
-	engine.render(DURATION)
+	engine.render(duration)
 
 	output = engine.get_audio()