Faber Acoustical Blog » iPhone

SoundMeter 2.0 is on the App Store

ben — Wed, 05 Oct 2011 18:55:00 +0000

SoundMeter now runs natively on iPad, as well as iPhone and iPod touch. -> read more ...

SignalScope 3.0 for iOS Goes Universal

ben — Tue, 04 Oct 2011 15:27:30 +0000

Following in the footsteps of SignalScope Pro, SignalScope has now been enhanced for iPad users with native iPad support. SignalScope’s FFT analyzer and oscilloscope now support drawing on an external screen with a compatible video output adapter. The original iPad supports external screen resolutions up to 720p and the iPad 2 supports resolutions as high -> read more ...

SignalScope Pro 2 Runs Natively on iPad

ben — Fri, 23 Sep 2011 16:15:23 +0000

Version 2.0 represents a major upgrade to SignalScope Pro that brings several new features, including native iPad support and PDF document creation. SignalScope Pro also supports new color schemes, iTunes file sharing, and the ability to preview select documents with out exiting the app. -> read more ...

GuitarJack Rocks 3rd Gen iPhone and iPod touch

ben — Tue, 21 Sep 2010 23:27:59 +0000

While the GuitarJack, from Sonoma Wire Works, was obviously designed with music recording in mind, it also works well as an I/O interface for test and measurement apps, like SignalScope Pro and IOScope. -> read more ...

iPod touch 4 limited like iPhone 4

ben — Mon, 13 Sep 2010 21:03:54 +0000

While built-in cameras and a microphone are exciting additions to the newest iPod touch, the same I/O limitations that plague the iPhone 4 as an audio/acoustics analyzer platform remain. In other words, the existing audio inputs on the 4th generation iPod touch suffer from significant low-frequency roll-off, just as the other iPhone and iPod -> read more ...

iPhone 4 Audio and Frequency Response Limitations

ben — Wed, 23 Jun 2010 22:38:11 +0000

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 ...

SignalScope on iPad?

ben — Thu, 20 May 2010 16:13:39 +0000

The question frequently comes up, whether the existing Faber iPhone apps, SignalScope/Pro, SoundMeter, SignalSuite, etc will work on the iPad.

The answer is, yes, they all work on the iPad. They aren’t universal apps, which means that they either appear in a small window in the middle of the iPad screen, or they can -> read more ...

How about an iPhone-ProTrack SLM

ben — Fri, 05 Feb 2010 21:43:46 +0000

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

iPod Touch 3G Headset IO Frequency Response

cole — Wed, 03 Feb 2010 09:41:35 +0000

To add to the previously published results, we decided to measure the frequency response of the iPod Touch 3G. Electroacoustics Toolbox 2.1.7 was used with a MOTU UltraLite mk3 audio interface to measure the frequency response. These measurements include the response of the headset output as -> read more ...

Frequency Response Measurement of Logitec LIC-iREC03P

cole — Fri, 22 Jan 2010 17:03:25 +0000

There haven been a few requests regarding a recently released line input device called the Logitec LIC-iREC03P. To add to the frequency response measurements done previously, we decided to add this new device to the group.

This measurement was made using an iPod Touch 2G. As before, the audio was routed through the phone -> read more ...

Measuring Loudspeaker Impedance with IOScope

ben — Fri, 11 Sep 2009 18:35:35 +0000

Today, a new video, Measuring Loudspeaker Impedance with IOScope, was published on this site, as well as on the Faber Acoustical YouTube channel. The video is both a demonstration of IOScope, as well as a simple tutorial on measuring loudspeaker impedance. Although the video is largely self-explanatory, I thought it would be beneficial to -> read more ...

iPhone Microphone Frequency Response Comparison

ben — Thu, 25 Jun 2009 15:58:50 +0000

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 Line Input Frequency Response Comparison

ben — Wed, 24 Jun 2009 20:03:57 +0000

Although I already listed some options for getting line-level audio into an iPhone or iPod touch, that list didn’t include much information that would suggest which option would be best. One important metric that people frequency ask about is frequency response. Well, I finally have some frequency response comparisons available to help answer that -> read more ...

iPhone Dock and Headset IO Frequency Response

ben — Fri, 19 Jun 2009 23:30:20 +0000

People often ask about the frequency response of iPhone and iPod touch audio inputs. To shed some light on the issue, I made some frequency response measurements of the iPhone, iPhone 3G, iPhone 3GS, and iPod touch 2G with Electroacoustics Toolbox and an Edirol FA-101 audio interface. These measurements are broken into two groups, -> read more ...

iPhone Headset Input Options

ben — Fri, 12 Jun 2009 15:32:32 +0000

One of the most obvious ways to get analog signals into an iPhone or 2nd generation iPod touch is through the headset connector. Several options exist for getting acoustic or electric signals into the headset input, which are discussed below. Any of these options will work with the iPhone, iPhone 3G, or iPod touch -> read more ...

Dock Connector Audio I/O

ben — Wed, 10 Jun 2009 22:51:44 +0000

Several options exist for getting audio signal into and out of iPhone OS devices via the dock connector. However, not all accessories are compatible with all iPhone OS devices. So, we put together this compatibility chart, based on our own tests with SignalScope/Pro and SignalSuite.

Dock Audio Accessory Compatibility

These devices were chosen for -> read more ...

iPhone OS Audio Routes

ben — Tue, 19 May 2009 17:23:58 +0000

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 ...