This tutorial will guide you through the setup and recording of a concert.
- Camp Concert Hall
- Most of the setup was discussed in Tutorial III: The Triangle. Please
refer to this tutorial for any setup questions.
- Signal from the triangle should be coming in on channels 9, 10 and 11 on the O2R
board.
- These channels are normalled to the DAT and CDR in the PS Rack (to the left of the O2R
boards).
This means that the signal is automatically sent to the two recording sources.
- The system is hooked up so that the signal is sent both digitally and analogally. It
is much easier to take the digital approach, considering it's all hooked up for you
already.
- Place a DAT tape in the DAT deck.

- Press Record and Pause at the same time and the DAT machine will go into record mode.
You should then see activity on the Level Meter (You should be receiving signal). The
Display Screen should also read "AES/EBU44"
- The switches on the right side should read as follows:
| Clock |
Record Mode |
Fs |
Input |
Digital Input |
Analog Input |
| D-IN |
Standard |
44.1k |
Digital |
AES/EBU |
CAL |
(You can switch the record mode from "Standard" to "HR (24BIT)" for a higher quality
recording - however, this mode shortens the length of recording time on the DAT tape.)
- When you're ready to record, press record and play together. You make have to press
them several times. Make sure the DAT is actually recording.
- You may want to record a little bit before the concert even starts and listen back to
make sure that it recorded. (Listen back through the headphones hooked directly into the
DAT deck.)
- Get a program of the concert before it starts and mark the time on the DAT on the
program as each piece starts.
- While you're recording, you can tell how far the DAT is away from clipping by the
number on the display screen to the right of the level meter, called the margin. A margin
of 0 means that you have clipped. You do not want this to happen. The margin keeps track
of the loudest sound that has happened, so if you are monitoring and changing levels, you
will want to push the little button called "margin reset" to give you an accurate picture
of your so-called audio ceiling as the concert progresses.
- When the concert is over, it is the lab assistant's responsibility to:
- Stop the DAT, rewind it, label it and place it in the "DATs to be done" box in the
project studio.
- Shut down all recording equipment in the lab (including phantom power on the mics
(on the preamp) and the switch to the Grace preamp on the wall)
- make sure that a decision has been made about what to do with the microphones (if
they are to be taken out of the triangle, he/she will do that), and assist Modlin
Center staff in any additional post-concert gathering of cables, etc.
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