• Country
• People's Republic of China

• Manufacturer / Brand
• Shanghai No.2 上海无线电二厂 Shanghai No.2 Radio Factory; Shanghai

• Year
• 1967 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 177926

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Transistors
• 7

• Semiconductors
• 3AG1E 3AG1D 3AG1B 3AX31D 3AX31B 3AX31B 3AX31B 2CP10 2AP9

• Main principle
• Superheterodyne (common); ZF/IF 465 kHz; 3 AF stage(s)

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• Dry Batteries / 4.5 Volt

• Loudspeaker
• Permanent or electro-dynamic (moving coil), system not known yet. / Ø 2.5 inch = 6.4 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Feilo 飞乐 729 - Shanghai No.2 上海无线电二厂

• Shape
• Portable set > 8 inch (also usable without mains)

• Notes
• The radio model Feilo 飞乐 729 Transistor Radio (Feile) receives broadcast 535 - 1605 kc and SW 6 - 18 mc. Sensitivity 灵敏度: < 1.5 mV/m. Selectivity 选择性: > 20 dB S/N. Set audio output 额定功率: 150 mW. The IF 中频频率 is most probably 465 kc. Loudspeaker 8 ohm. 1 diode. Manual 03 = page 119.

• Source of data
• 03-Transistor Radio Circuit Manual 1981 August (1 of 5)

• Mentioned in
• 16-Radio Manual Shanghai No.2 Radio Factory, 1981 (71 pages) (page 15.)

• Literature/Schematics (1)
• 02-Radio Manual unknown date, 380 pages (page 70 drawing 107.)

• Author
• Model page created by Ernst Erb. See "Data change" for further contributors.

• Other Models

• Here you find 67 models, 64 with images and 40 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Shanghai No.2 上海无线电二厂 Shanghai No.2 Radio Factory; Shanghai