• Country
• Taiwan (Republic of China)

• Manufacturer / Brand
• Sangean; Chung Ho City

• Year
• 1988 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 77981

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

• Number of Transistors
• 4

• Semiconductors
• TA7358 2SC2724 TA7757 2SC2724 2SC2603 2SK212 AN7415 AN7117 AN7117

• Main principle
• Superhet, double/triple conversion; ZF/IF 10700/455 kHz

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

• Power type and voltage
• Batteries / addl. power jack / AA: 3 × 1.5 / 4.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: SG-789A [OIRT] - Sangean; Chung Ho City

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

• Dimensions (WHD)
• 162 x 87 x 28 mm / 6.4 x 3.4 x 1.1 inch

• Notes

• Shortwave coverage: 120-60, 49, 41, 31, 25, 19, 16, 13 m band.
  FM 64 to 74 MHz (OIRT).

  See also Sangean SG-789 with CCIR FM range 87.5 to 108 MHz.

  Also marketed as the Sangean SG-789L, Siemens RK-621 and Neckermann Palladium 949/655.

• Net weight (2.2 lb = 1 kg)
• 0.3 kg / 0 lb 10.6 oz (0.661 lb)

• Literature/Schematics (1)
• -- Schematic

• Author
• Model page created by Martin Bösch. See "Data change" for further contributors.

• Other Models

• Here you find 76 models, 75 with images and 30 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sangean; Chung Ho City