- Country
- People's Republic of China
- Manufacturer / Brand
- Guangzhou 广州曙光无线电仪器厂 Guangzhou Shuguang (Pearl River) Radio Apparatus Factory; Guangzhou
- Year
- 1966 ??
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 175396
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Transistors
- 3
- Semiconductors
- 3AG22 3AG22 3AX81B 2AP9 2AP1_Diode 2AP1_Diode
- Main principle
- Superheterodyne (common); ZF/IF 465 kHz; 2 AF stage(s); Reflex
- Tuned circuits
- 4 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Dry Batteries / 4.5 Volt
- Loudspeaker
- Permanent or electro-dynamic (moving coil), system not known yet.
- Material
- Plastics (no bakelite or catalin)
- from Radiomuseum.org
- Model: Zhujiang 珠江 SB3-3 - Guangzhou 广州曙光无线电仪器厂 Guangzhou
- Shape
- Very small Portable or Pocket-Set (Handheld) < 8 inch.
- Dimensions (WHD)
- 175 x 100 x 50 mm / 6.9 x 3.9 x 2 inch
- Notes
- This brand is written in Mandarin: Zhujiang and simplified Chinese 珠江, which is in English "Pearl River" what is also Guangdong or korrect Zhūjiāng in Mandarin.
- Literature/Schematics (1)
- 01-Transistor Radio Manual 1972, 2nd Ed. 2nd Print 1983 (page 36.)
- Author
- Model page created by Ernst Erb. See "Data change" for further contributors.
- Other Models
-
Here you find 16 models, 8 with images and 14 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Guangzhou 广州曙光无线电仪器厂 Guangzhou Shuguang (Pearl River) Radio Apparatus Factory; Guangzhou