Spring Thunder 春雷 3P4
Shanghai No.3 上海无线电三厂 Shanghai No.3 Radio Factory: Shanghai
- Country
- People's Republic of China
- Manufacturer / Brand
- Shanghai No.3 上海无线电三厂 Shanghai No.3 Radio Factory: Shanghai
- Year
- 1970 ??
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 180798
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Transistors
- 5
- Main principle
- Superheterodyne (common); ZF/IF 465 kHz; 3 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 Magnet Dynamic (PDyn) Loudspeaker (moving coil)
- Material
- Plastics (no bakelite or catalin)
- from Radiomuseum.org
- Model: Spring Thunder 春雷 3P4 - Shanghai No.3 上海无线电三厂
- Shape
- Very small Portable or Pocket-Set (Handheld) < 8 inch.
- Dimensions (WHD)
- 174 x 110 x 46 mm / 6.9 x 4.3 x 1.8 inch
- Notes
- The radio model Spring Thunder 春雷 3P4 (Chunlei) has the following key features 主要性能: Frequency range 频率范围: broadcast band 535 - 1605 kc. Set audio output 额定功率: 50 mW. The IF 中频频率 is most probably 465 kc. Loudspeaker is 8 ohm. Spring Thunder can be read on the model.
- Literature/Schematics (1)
- 03-Transistor Radio Circuit Manual 1981 August (1 of 5) (page 5.)
- Author
- Model page created by Ernst Erb. See "Data change" for further contributors.
- Other Models
-
Here you find 49 models, 42 with images and 43 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Shanghai No.3 上海无线电三厂 Shanghai No.3 Radio Factory: Shanghai