- Country
- People's Republic of China
- Manufacturer / Brand
- Heilongjiang No.1 黑龙江无线电一厂 Heilongjiang No.1 Radio Factory; Harbin (Heilongjiang, NE)
- Year
- 1968 ??
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 178733
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
- 4 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Dry Batteries / 1.5 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
- Material
- Plastics (no bakelite or catalin)
- from Radiomuseum.org
- Model: Tian'e 天鹅 713 - Heilongjiang No.1 黑龙江无线电...
- Shape
- Very small Portable or Pocket-Set (Handheld) < 8 inch.
- Dimensions (WHD)
- 174 x 92 x 40 mm / 6.9 x 3.6 x 1.6 inch
- Notes
- The radio model Tian'e 天鹅 713 (Swan) has the following key features 主要性能: Frequency range 频率范围: broadcast band 535 - 1605 kc. Sensitivity 灵敏度: < 2 mV/m. Selectivity 选择性: 14 dB N/S. Set audio output 额定功率: 50 mW (250 mW). Electric power consumption 电源消耗 at zero signal 零信号: is 20 mA. The IF 中频频率 is 465 kc. Loudspeaker impedance is 8 ohm. 3 diodes.
- Mentioned in
- 03-Transistor Radio Circuit Manual 1981 August (1 of 5) (page 182.)
- Literature/Schematics (1)
- 02-Radio Manual unknown date, 380 pages (page 249.)
- Author
- Model page created by Ernst Erb. See "Data change" for further contributors.
- Other Models
-
Here you find 10 models, 10 with images and 10 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Heilongjiang No.1 黑龙江无线电一厂 Heilongjiang No.1 Radio Factory; Harbin (Heilongjiang, NE)