• Country
• South Korea

• Manufacturer / Brand
• Hung Chang Co. Ltd., Protek; Seoul

• Year
• 1980 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 297623

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Transistors
• 4

• Semiconductors
• GES5818 GES5818 GES5818 GES5818 ICL7126 CD4070 SFC2776 TL061 CD4001 1N5400 1N914 1N9491B 1N963

• Wave bands
• - without

• Power type and voltage
• Dry Batteries / 9 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Digital Multimeter HC-5440 - Hung Chang Co. Ltd., Protek;

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 87 x 170 x 42 mm / 3.4 x 6.7 x 1.7 inch

• Notes

• 3½ digit digital multimeter.

• Net weight (2.2 lb = 1 kg)
• 0.343 kg / 0 lb 12.1 oz (0.756 lb)

• Literature/Schematics (1)
• -- Original-techn. papers.

• Author
• Model page created by Miguel Bravo-Cos. See "Data change" for further contributors.

• Other Models

• Here you find 31 models, 28 with images and 17 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hung Chang Co. Ltd., Protek; Seoul