Members may post short audio files to demonstrate the sound of, or compare the sound between, different guitars, microphones, recording equipment, etc.
These files must be in WAV format at a sample rate of 44,100Hz, no bigger than 2.5 MB in size, and no more than 15 seconds in length. They are authorized in the "Classical guitar recording and amplification" forum and in the top level of the "Luthiers, Classical Guitar Makers" forum.
Where an audio sample is part of a piece of music, the message must contain the following details: the name of the composer, the title and, if the piece is copyrighted, the name of the publisher.
If the sample is taken from a CD, it is also compulsory to include the names of the performer(s) and the publisher of the CD.
Messages not fulfilling this legal requirement will be removed.