Youyi 友谊 BX-713
Nantong 南通无线电厂 Nantong Radio Factory; Nantong (Jiangsu, E)
- Country
- People's Republic of China
- Manufacturer / Brand
- Nantong 南通无线电厂 Nantong Radio Factory; Nantong (Jiangsu, E)
- Year
- 1972 ??
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 181468
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Transistors
- 7
- Main principle
- Superheterodyne (common); ZF/IF 465 kHz; 3 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: Youyi 友谊 BX-713 - Nantong 南通无线电厂 Nantong
- Shape
- Very small Portable or Pocket-Set (Handheld) < 8 inch.
- Dimensions (WHD)
- 195 x 110 x 46 mm / 7.7 x 4.3 x 1.8 inch
- Notes
- The radio model Youyi 友谊 BX-713 (Freindship) receives broadcast 535 - 1605 kc. Sensitivity 灵敏度: 2 mV/m. Selectivity 选择性: 14 dB (S/N). Set audio output 额定功率: 100 mW. Electric power consumption 电源消耗 at zero signal 零信号: 20 mA, at max. it is 100 mA. The IF frequency is most probably 465 kc. Loudspeaker is 8 ohm. 4 diodes.
The radio models Youyi 友谊 BX-711, Youyi 友谊 BX-712 and Youyi 友谊 BX-713 share the same documentation and schematic at manual 03, page 291/292.
- Literature/Schematics (1)
- 03-Transistor Radio Circuit Manual 1981 August (1 of 5) (page 291.)
- Author
- Model page created by Ernst Erb. See "Data change" for further contributors.
- Other Models
-
Here you find 10 models, 2 with images and 9 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Nantong 南通无线电厂 Nantong Radio Factory; Nantong (Jiangsu, E)