Huangshan 黄山 403
Hefei 合肥无线电厂 Hefei Radio Factory; Hefei
- Country
- People's Republic of China
- Manufacturer / Brand
- Hefei 合肥无线电厂 Hefei Radio Factory; Hefei
- Year
- 1968 ??
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 178298
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
- 5 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Dry Batteries / 3 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
- Material
- Plastics (no bakelite or catalin)
- from Radiomuseum.org
- Model: Huangshan 黄山 403 - Hefei 合肥无线电厂 Hefei Radio
- Shape
- Very small Portable or Pocket-Set (Handheld) < 8 inch.
- Notes
- The radio model Huangshan 黄山 403 (Huang Mountain in Anhui Province) has the following key features 主要性能: Frequency range 频率范围: broadcast band 535 - 1605 kc. The IF 中频频率 is most probably 465 kc. Sensitivity 灵敏度: < 1 mV/m. Selectivity 选择性: > 20 dB. Set audio output 额定功率: 100 mW. Electric power consumption 电源消耗 at zero signal 零信号: 12 mA, at mac. output 85 mA. Loudspeaker impedance is not mentioned. 4 diodes.
- Mentioned in
- 03-Transistor Radio Circuit Manual 1981 August (1 of 5) (page 102.)
- Literature/Schematics (1)
- 02-Radio Manual unknown date, 380 pages (page 174.)
- Author
- Model page created by Ernst Erb. See "Data change" for further contributors.
- Other Models
-
Here you find 5 models, 4 with images and 5 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Hefei 合肥无线电厂 Hefei Radio Factory; Hefei