I need to understand the recording capabilities at the LDC. Please describe the key features of their soundbooth designed for noise reduction and audio quality. Also, provide a general overview of the types of microphones they maintain for data collection, as listed on their 'Human Subjects Collection' page.
Navigate to 'catalog.ldc.upenn.edu'. Use the search bar to find information related to 'soundbooth' or 'human subjects collection'. Click on the 'Human Subjects Collection' search result. Locate and read the description of the soundbooth on the page. Identify and list the key features of the soundbooth that contribute to noise isolation and audio quality. Locate any section detailing the LDC's microphone inventory or types. Provide a general overview of the microphone types mentioned.
Successfully navigate to the 'Human Subjects Collection' page. State that the soundbooth has an acoustical seal and drop sweep on the door, a multi-pane window, and two layers of acoustic treatment on walls and ceiling. Mention that audio and control signals are routed via customized wallplates to a rackmounted digital audio workstation outside the soundbooth to minimize noise. Provide a general description of the types of microphones available (e.g., studio, lavalier, headset, general purpose) as listed on the page, without needing specific diaphragm sizes or polar patterns unless explicitly stated for multiple types.