• Country
• Sweden

• Manufacturer / Brand
• MILITARY Sweden (different makers for the same equipment)

• Year
• 1900–1945

• Category
• Military Equipment (not Re, Tr or RXT)

• Radiomuseum.org ID
• 190472

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Heliograph - MILITARY Sweden different

• Dimensions (WHD)
• 165 x 227 x 108 mm / 6.5 x 8.9 x 4.3 inch

• Notes
• Designed by Henry C. Mance around 1870 in India. Probably used by the Swedish Coast Artillery.
  
  Weight of the various components:
  MAIN UNIT:
  Support bar 219 g
  Primary (signalling) mirror 778 g
  Sighting device 131 g
  Secondary mirror 425 g
  Subtotal: 1553 g
  
  SPARE PARTS AND TOOLS:
  Aluminium box with two mirrors 157 g
  Spare screws in leather case 49 g
  Tool 22 g
  Subtotal: 228 g
  LEATHER CARRYING CASE W/STRAP: 684 g
  
  Total weight: 2465 g
  
  Dimensions:
  Primary mirror diameter (effective): 77 mm
  Secondary mirror diameter (effective): 96 mm
  Leather case in upright position:
  Width: 165 mm
  Height: 227 mm
  Depth: 108 mm

• Net weight (2.2 lb = 1 kg)
• 1.553 kg / 3 lb 6.7 oz (3.421 lb)

• Literature/Schematics (1)
• Swedish Army Museum, Stockholm

• Author
• Model page created by Christer Falkenström. See "Data change" for further contributors.

• Other Models

• Here you find 4 models, 4 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from MILITARY Sweden (different makers for the same equipment)