Victor matrix CVE-33705. Constant note record, no. 12 / Victor Records technical staff (unnamed)
| Title | Source |
|---|---|
| Constant note record, no. 12 (Primary title) | Disc label (RDI) |
| Frequency vib./sec.: 2200 ; 2300 ; 2400 ; 2500 (Subtitle) | Victor catalog |
| Personnel | Notes |
| Victor Records technical staff (unidentified) (other) |
- Description: Tone record
- Category: Test/technical
- Master Size: 12-in.
| Notes |
|---|
| A Victor “Technical purpose records” catalog describes this series of recordings as intended to be “of service in the study of sound and in the development of sound reproducing devices.” The catalog states that each frequency plays for 50 seconds. Victor ledgers documenting these recordings have not been located. |
| Take Date and Place | Take | Status | Label Name/Number | Note |
|---|---|---|---|---|
| 10/19/1925 Camden, New Jersey [unconfirmed] | 1 | Master | Victor 84509 |
Citation
Discography of American Historical Recordings, s.v. "Victor matrix CVE-33705. Constant note record, no. 12 / Victor Records technical staff (unnamed)," accessed December 11, 2025, http://adp.library.ucsb.edu/index.php/matrix/detail/800007980/CVE-33705-Constant_note_record_no._12.
Victor matrix CVE-33705. Constant note record, no. 12 / Victor Records technical staff (unnamed). (2025). In Discography of American Historical Recordings. Retrieved December 11, 2025, from http://adp.library.ucsb.edu/index.php/matrix/detail/800007980/CVE-33705-Constant_note_record_no._12.
"Victor matrix CVE-33705. Constant note record, no. 12 / Victor Records technical staff (unnamed)." Discography of American Historical Recordings. UC Santa Barbara Library, 2025. Web. 11 December 2025.
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