iPhone 4 Audio and Frequency Response Limitations

Now that I have my hands on the new iPhone, I thought I would go ahead and report on the state of audio I/O on the new device. -> read more …

USB Audio Devices that work with iPad

“Which devices work properly with the iPad?” In the table below, I list the devices I have tested with the iPad, along with some observations. -> read more …

iPad Audio Input Options

It turns out that in some ways, getting audio signals into the iPad is similar to getting audio signals into the iPhone 3GS, and in some ways it’s not. -> read more …

How about an iPhone-ProTrack SLM

Alesis finally got around to making shields for securing an iPhone or iPod touch to the ProTrack stereo iPod recording device. -> read more …

iPhone Microphone Frequency Response Comparison

With the advent of sound level meter apps for the iPhone OS (of which SoundMeter was the first) people began to ask, “How flat is the frequency response of the iPhone’s microphone?” Early testing indicated that the built-in microphone of the original iPhone was not a good candidate for sound level measurements, but that -> read more …

iPhone OS Audio Routes

Getting audio signals into and out of an iPhone OS device can sometimes be a bit tricky. The information presented below outlines the available means for getting audio signals into and out of each iPhone OS device. Available Input Routes … Available Output Routes … -> read more …