Victor matrix XL-81. Frequency record : 433 and 1,000 cycles when play at 33 1/3 rpm ; 1,000 and 2,300 cycles when played at 78-rpm / Victor Records technical staff (unidentified)

TitleSource
Frequency record : 433 and 1,000 cycles when play at 33 1/3 rpm ; 1,000 and 2,300 cycles when played at 78-rpm (Primary title)Disc label
PersonnelNotes Hide Additional Titles
Victor Records technical staff (unidentified) (other)
Mr. Barton (recording engineer)
  • Description: Technical purpose record
  • Category: Test/technical
  • Master Size: 12-in.
Notes
Victor ledgers: "This record plays inside out."
Victor catalog: "Contains variable frequencies beginning at 10,000 cycles on the outside and ending at 30 cycles.
Source(s): Victor blue history card; trade catalog; disc.
Take Date and PlaceTakeStatusLabel Name/NumberFormatNote Hide Additional Titles
before 4/1935 New York, New York. Bell Laboratory [unconfirmed] [1] Master Victor 84522 12-in.

Citation

Discography of American Historical Recordings, s.v. "Victor matrix XL-81. Frequency record : 433 and 1,000 cycles when play at 33 1/3 rpm ; 1,000 and 2,300 cycles when played at 78-rpm / Victor Records technical staff (unidentified)," accessed April 18, 2024, https://adp.library.ucsb.edu/index.php/matrix/detail/2000374880/XL-81-Frequency_record_433_and_1000_cycles_when_play_at_33_13_rpm_1000_and_2300_cycles_when_played_at_78-rpm.

Victor matrix XL-81. Frequency record : 433 and 1,000 cycles when play at 33 1/3 rpm ; 1,000 and 2,300 cycles when played at 78-rpm / Victor Records technical staff (unidentified). (2024). In Discography of American Historical Recordings. Retrieved April 18, 2024, from https://adp.library.ucsb.edu/index.php/matrix/detail/2000374880/XL-81-Frequency_record_433_and_1000_cycles_when_play_at_33_13_rpm_1000_and_2300_cycles_when_played_at_78-rpm.

"Victor matrix XL-81. Frequency record : 433 and 1,000 cycles when play at 33 1/3 rpm ; 1,000 and 2,300 cycles when played at 78-rpm / Victor Records technical staff (unidentified)." Discography of American Historical Recordings. UC Santa Barbara Library, 2024. Web. 18 April 2024.

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