• Country
• United States of America (USA)

• Manufacturer / Brand
• Grebe, A.H. & Co.; Richmond Hill (NY)

• Year
• 1921

• Category
• Radio part (not a module) 

• Radiomuseum.org ID
• 192227

• • Brand: Synchrophase

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Wooden case

• from Radiomuseum.org
• Model: RLVC Variable Inductance Unit - Grebe, A.H. & Co.; Richmond

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Notes
• Grebe Type RLVC Variable Inductance Unit, with additional binding post unilaterally connecting the rotating and stationary windings. Boxed instrument for the experimenter similar to the AMRAD boxed sets of the same time period.

• Price in first year of sale
• 16.00 $

• Literature/Schematics (1)
• 1921 Mesco catalog page 102

• Author
• Model page created by Alan Larsen. See "Data change" for further contributors.

• Other Models

• Here you find 188 models, 124 with images and 61 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Grebe, A.H. & Co.; Richmond Hill (NY)