It is noteworthy that Audacity is useful in all workflows as an audio editor for a complete podcast with beginning and ending audio segments. In addition, Call Recorder has the advantage of capturing video. The waveform in 2a) displays similar high and low sounds, with 2b) audio leveled. In 1 a) and 1 b) there is a visible and audible difference that illustrates the importance of the Levelator in balancing the host and guest sound levels. Therefore comparison can only be made between waveforms with or without the Levelator post-processing. The waveforms of 1 and 2 are different because the conversation was slightly different. Although the Call Recorder is commercialware, it saves time and effort for a low cost when compared to the free option of using Audacity and audio routers (1a,b). The workflow with the best audio output was Skype with the Call Recorder plugin (2a), followed with post processing from the Levelator (2b). The host voice level is at the same level as the Skype test call voice (guest). There is very little difference in sound level between the host and guest speakers. Same voice recording as 2a except post-processing using the Levelator. Setup was extremely easy and fast.Ģ b) Skype and Call Recorder with Levelator There was no "hollow" tin sound, that was found in the routing applications (LineIn + Soundflower). The guest replayed a recording of the host at a higher level than the original host voice level. The host voice level is much lower than the Skype test call voice (guest). There is a difference in sound level between the host and guest speakers. New voice recording using a slightly different script from 1a,b. There is a distinctive "hollow" tin sound generated from the routing applications (LineIn + Soundflower) that can be heard from the host voice. ![]() Same voice recording as 1a except post-processing using the Levelator. Configuration requires more time to enabling the correct settings for LineIn and Soundflower both need to be started before launching Audacity and Skype.ġ b) Skype with Audacity - LineIn - Soundflower and Levelator (Clarification: Skype host is the caller and the contact is called the guest) 1 a) Skype with Audacity - LineIn - Soundflower Please note that the software discussed in this article is not an endorsement. The following audio clips provide sample output from the applications listed on the MAC Skype Podcasting Toolkit webpage. There were many small steps to achieve audio output that are not included in this discussion. ![]() Methodĭownloaded and installed the applications from the Internet onto an iMAC with OSX 10.6.8 To record audio from Skype using different applications to find the best audio output.
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