Chunlei 春雷 3P7 3DG6B (new)
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
- 1972 ??
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 182286
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Transistors
- 9
- Semiconductors
- Main principle
- Superheterodyne (common); ZF/IF 465 kHz; 3 AF stage(s)
- Tuned circuits
- 7 AM circuit(s)
- Wave bands
- Broadcast plus 2 Short Wave bands.
- Power type and voltage
- Line / Batteries (any type) / AC 220 / Battery 6 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
- Material
- Plastics (no bakelite or catalin)
- from Radiomuseum.org
- Model: Chunlei 春雷 3P7 [3DG6B ] - Shanghai No.3 上海无线电三厂
- Shape
- Portable set > 8 inch (also usable without mains)
- Dimensions (WHD)
- 270 x 210 x 80 mm / 10.6 x 8.3 x 3.1 inch
- Notes
- The radio model Chunlei 春雷 3P7 (Spring Thunder) offers the following key features 主要性能: Frequency range 频率范围: broadcast 535 - 1605 kc and SW 3.9 - 9 mc plus 9 - 18 mc. Sensitivity 灵敏度: < 1 mV/m. Selectivity 选择性: not given. Set audio output 额定功率: not clear. Electric power consumption 电源消耗 at zero signal 零信号: 25 mA, at max. it is 250 mA. The IF 中频频率 is most probably 465 kc. Loudspeaker impedance is 16 ohm.
- Literature/Schematics (1)
- 03-Transistor Radio Circuit Manual 1981 August (1 of 5) (page 348.)
- 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