- Country
- People's Republic of China
- Manufacturer / Brand
- Shanghai No.4 上海无线电四厂 Shanghai No.4 Radio Factory; Shanghai
- Year
- 1968 ??
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 178392
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Transistors
- 6
- Main principle
- Superheterodyne (common); ZF/IF 465 kHz; 2 AF stage(s)
- Tuned circuits
- 6 AM circuit(s)
- Wave bands
- Broadcast and Short Wave (SW).
- 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: Kaige 凯歌 4B15 - Shanghai No.4 上海无线电四厂
- Shape
- Very small Portable or Pocket-Set (Handheld) < 8 inch.
- Notes
- The radio model Kaige 凯歌 4B15 (Paean) offers the following key features 主要性能: Frequency range 频率范围: broadcast 535 - 1605 kc and SW 3.9 - 12 mc. The IF 中频频率 is most probably 465 kc. Sensitivity 灵敏度: 0.2 mV/m (SW 0.5 mV/m), selectivity 选择性: not given. Set audio output 额定功率: 150 mW. Electric power consumption 电源消耗 at zero signal 零信号: is not given. Loudspeaker impedance is 8 ohm. 1 diode.
- Mentioned in
- 03-Transistor Radio Circuit Manual 1981 August (1 of 5) (page 36.)
- Literature/Schematics (1)
- 02-Radio Manual unknown date, 380 pages (page 201.)
- Author
- Model page created by Ernst Erb. See "Data change" for further contributors.
- Other Models
-
Here you find 16 models, 15 with images and 8 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Shanghai No.4 上海无线电四厂 Shanghai No.4 Radio Factory; Shanghai