• Country
• Taiwan (Republic of China)

• Manufacturer / Brand
• Sangean; Chung Ho City

• Year
• 2005 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 217507

• Number of Transistors
• 4

• Semiconductors

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast, more than 2 SW bands plus FM or UHF.

• Power type and voltage
• Batteries / addl. power jack / 3 × 1,5 / 4,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2.5 inch = 6.4 cm

• Power out
• 0.15 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: World Receiver SG-622 - Sangean; Chung Ho City

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

• Dimensions (WHD)
• 164 x 90 x 33 mm / 6.5 x 3.5 x 1.3 inch

• Notes
• SW1 - 10: 60 - 13 meter (4,75 - 21,85 MHz). Speaker: 8 Ohm / 0,5 W. Output power: 150 mW 8 Ohm (10% THD), 10 mW per channel for earphones ( 3,5 mm jack, 32 Ohm).
  
  Semi-Conductors: 1 IC, 4 Transistor, 1 FET, 3 Diode.

• Net weight (2.2 lb = 1 kg)
• 0.240 kg / 0 lb 8.5 oz (0.529 lb)

• Author
• Model page created by Sándor Selyem-Tóth. See "Data change" for further contributors.

• Other Models

• Here you find 73 models, 72 with images and 27 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sangean; Chung Ho City