-40%

1948 Original New-Old-Stock – MRl HB-1 Headphones: Operation And Repair - Mint

$ 10.56

Availability: 46 in stock
  • All returns accepted: ReturnsNotAccepted
  • Country/Region of Manufacture: United States
  • Format: Paperback
  • Topic: 20th Century
  • Subjects: Engineering & Technology
  • Brand: Unbranded
  • Condition: Brand New

    Description

    New-Old-Stock - 1948 – MRl HB-1 Headphones: Operation And Repair - Mint Condition
    ·
    Original - Not A Reproduction - Mint Unread Condition
    ·
    Printed in 1924
    ·
    24 Pages
    ·
    Paperback
    ·
    Chapters :
    o
    History
    o
    Our Ears
    o
    Diaphragm Vibration
    o
    Resistance And Impedance
    o
    Line vs Radio Phones
    o
    Phone Repairs
    o
    The Practical Use Of Phones
    o
    Classifications
    o
    Care Of Phones – A Review
    ·
    See My Other Vintage Radio Books For Sale. More Coming
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    No International Sales
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