Zhujiang 珠江 SB12-1
Guangzhou 广州曙光无线电厂 Guangzhou Shuguang Radio Factory; Guangzhou
- Country
- People's Republic of China
- Manufacturer / Brand
- Guangzhou 广州曙光无线电厂 Guangzhou Shuguang Radio Factory; Guangzhou
- Year
- 1968 ??
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 179153
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Transistors
- 12
- Main principle
- Superheterodyne (common); ZF/IF 465 kHz; 3 AF stage(s)
- Tuned circuits
- 5 AM circuit(s)
- Wave bands
- Broadcast plus 2 Short Wave bands.
- Power type and voltage
- Alternating Current supply (AC) / 220 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
- from Radiomuseum.org
- Model: Zhujiang 珠江 SB12-1 - Guangzhou 广州曙光无线电厂
- Notes
- The model Zhujiang 珠江 SB12-1 (Pearl River) has the following key features 主要性能: Frequency range 频率范围: broadcast band 535 - 1605 kc and SW 4 - 9 mc plus 9 - 18 mc. Sensitivity 灵敏度: < 1 mV/m. Selectivity 选择性: > 20 dB S/N. Set audio output 额定功率: 3 watt. The IF 中频频率 is most probably 465 kc. Loudspeaker external 4 or 8 ohm. 2 diodes, 1 zener diode and 4 diodes for rectifier.
- Literature/Schematics (1)
- 02-Radio Manual unknown date, 380 pages (page 355.)
- Author
- Model page created by Ernst Erb. See "Data change" for further contributors.
- Other Models
-
Here you find 3 models, 2 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Guangzhou 广州曙光无线电厂 Guangzhou Shuguang Radio Factory; Guangzhou