diff --git a/examples/audiometer.jl b/examples/audiometer.jl
index 46c8465..fa59591 100644
--- a/examples/audiometer.jl
+++ b/examples/audiometer.jl
@@ -3,7 +3,7 @@ using PortAudio
 """Continuously read from the default audio input and plot an
 ASCII level/peak meter"""
 function micmeter(metersize)
-    mic = PortAudioStream(1, 0; latency=512)
+    mic = PortAudioStream(1, 0; latency=0.1)
 
     signalmax = zero(eltype(mic))
     println("Press Ctrl-C to quit")
diff --git a/examples/measure_latency.jl b/examples/measure_latency.jl
index bbae6c7..84c82d6 100644
--- a/examples/measure_latency.jl
+++ b/examples/measure_latency.jl
@@ -9,10 +9,10 @@ function create_measure_signal()
     return signal
 end
 
-function measure_latency(in_latency = 0.1, out_latency=0.1, blocksize = 32; is_warmup = false)
+function measure_latency(in_latency = 0.1, out_latency=0.1; is_warmup = false)
 
-    in_stream = PortAudioStream(1,0; latency=in_latency, blocksize=32)
-    out_stream = PortAudioStream(0,1; latency=out_latency, blocksize=32)
+    in_stream = PortAudioStream(1,0; latency=in_latency)
+    out_stream = PortAudioStream(0,1; latency=out_latency)
 
     cond = Base.Event()
 
@@ -60,9 +60,7 @@ measure_latency(0.1, 0.1, 32; is_warmup = true) # warmup
 latencies = [0.1, 0.01, 0.005]
 for in_latency in latencies
     for out_latency in latencies
-        for blocksize in [32]
-            measure = measure_latency(in_latency, out_latency, blocksize)
-            println("$measure ms latency for in_latency=$in_latency, out_latency=$out_latency, blocksize=$blocksize")
-        end
+        measure = measure_latency(in_latency, out_latency)
+        println("$measure ms latency for in_latency=$in_latency, out_latency=$out_latency")
     end
 end
diff --git a/examples/spectrum.jl b/examples/spectrum.jl
index 29fb90f..262f33c 100644
--- a/examples/spectrum.jl
+++ b/examples/spectrum.jl
@@ -6,7 +6,7 @@ module SpectrumExample
 using GR, PortAudio, SampledSignals, FFTW
 
 const N = 1024
-const stream = PortAudioStream(1, 0, blocksize=N)
+const stream = PortAudioStream(1, 0)
 const buf = read(stream, N)
 const fmin = 0Hz
 const fmax = 10000Hz
diff --git a/examples/waterfall_heatmap.jl b/examples/waterfall_heatmap.jl
index 7076f93..0a7b994 100644
--- a/examples/waterfall_heatmap.jl
+++ b/examples/waterfall_heatmap.jl
@@ -34,7 +34,7 @@ N = 1024 # size of audio read
 N2 = N÷2+1 # size of rfft output
 D = 200 # number of bins to display
 M = 200 # amount of history to keep
-src = PortAudioStream(1, 2, blocksize=N)
+src = PortAudioStream(1, 2)
 buf = Array{Float32}(N) # buffer for reading
 fftplan = plan_rfft(buf; flags=FFTW.EXHAUSTIVE)
 fftbuf = Array{Complex{Float32}}(N2) # destination buf for FFT
diff --git a/examples/waterfall_lines.jl b/examples/waterfall_lines.jl
index bce3b4a..61a6b07 100644
--- a/examples/waterfall_lines.jl
+++ b/examples/waterfall_lines.jl
@@ -6,7 +6,7 @@ N2 = N÷2+1 # size of rfft output
 D = 200 # number of bins to display
 M = 100 # number of lines to draw
 S = 0.5 # motion speed of lines
-src = PortAudioStream(1, 2, blocksize=N)
+src = PortAudioStream(1, 2)
 buf = Array{Float32}(N)
 fftbuf = Array{Complex{Float32}}(N2)
 magbuf = Array{Float32}(N2)