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Variable Inductor, 3MH Type 226
Variable Inductor, 3MH Type 226

Variable Inductor, 3MH Type 226

Inventory NumberRS0639
ClassificationInductor
Maker General Radio Company 1915-present
Place of Origin
    Dimensions13 x 4 x 16 cm, 1 lb. (5 1/8 x 1 9/16 x 6 5/16 in., 0.5 kg)
    DescriptionVariable inductor, 3MH Type 226, General Radio Co. III RP3 (General Radio-Cruft)
    Signedin white on front panel: 3 M.H. / TYPE 226 / GENERAL RADIO CO. / CAMBRIDGE, MASS.
    Inscribedwritten on top of panel: III RP3
    Historical AttributesCruft
    Variable Inductor, 3MH, Type 226
    Variable Inductor, 3MH, Type 226
    General Radio Company
    Object number: RS0640
    GR type 226 125 mh variable inductor
    GR type 226 125 mh variable inductor
    General Radio Company
    Object number: RS0638
    GR type 107-E variable inductor
    GR type 107-E variable inductor
    General Radio Company
    Date: 1940-1945
    Object number: RS0256
    GR type 107-E variable inductor
    GR type 107-E variable inductor
    General Radio Company
    Date: early 20th Century
    Object number: RS0257
    Variable and Mutual Tuning Inductor, c. 1910.
    Variable and Mutual Tuning Inductor, c. 1910.
    Date: circa 1910
    Object number: RS0873
    GR type 247 variable air condenser
    GR type 247 variable air condenser
    General Radio Company
    Date: circa 1925
    Object number: RS0436
    Variable Inductor 107H
    Variable Inductor 107H
    General Radio Company
    Object number: RS0338
    Inductance, ca. 1714 (?), Marked General Radio Co.
    Inductance, ca. 1714 (?), Marked General Radio Co.
    General Radio Company
    Object number: RS0550
    Stepped Inductance, General Radio Co.
    Stepped Inductance, General Radio Co.
    General Radio Company
    Object number: RS0541
    Green wooden storage box containing transformers
    Green wooden storage box containing transformers
    Object number: RS0500
    GR Wavemeter variable air condenser for use with type 247 filter
    GR Wavemeter variable air condenser for use with type 247 filter
    General Radio Company
    Date: circa 1925
    Object number: RS0434
    GR type 722-D precision variable capacitor
    GR type 722-D precision variable capacitor
    General Radio Company
    Date: circa 1955
    Accessories: 2 small rusted keys.
    Object number: RS0225