• 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
• 1978 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 183167

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

• Number of Transistors
• 37

• Semiconductors
• 3DG204 3DG204 3DG201A 3DG201A 3DG201A 3DG201A 3DG201A 3DG201A 3DG201A 3DG201A 3DG201A LA3361 SF404B SF404B DD038 DD038 DD038 DD038 SL322C

• Main principle
• Superhet with RF-stage; ZF/IF 465 kHz

• Tuned circuits
• 6 AM circuit(s)     8 FM circuit(s)

• Wave bands
• Broadcast, 2 Short Wave plus FM or UHF.

• Details
• Cassette-Recorder or -Player

• Power type and voltage
• Alternating Current supply (AC) / 220 Volt

• Loudspeaker
• 4 Loudspeakers

• Material
• Wooden case

• from Radiomuseum.org
• Model: Red Lantern 红灯 2L1400 - Shanghai No.2 上海无线电二厂

• Shape
• Tablemodel, low profile (big size).

• Notes
• The radio model Red Lantern 红灯 2L1400 has 7 transistors for AM plus 4 fort FM, following the IC LA3361 plus 12 transistors for each channel for Mic and Line input plus the IC SF408B each and a pair of DD038 power transistors for the 4 loudspeakers. There is some more plus an IC number 4, SL322C. The count 37 may be not exact - and does not reflect the 4 ICs and the many diodes.
  
  Reception is broadcast 525 - 1605 kc (1mV/m), SW 3.9 - 8.5 and 8.5 - 18 mc (100uV) and FM 88 - 108 mc (30uV). Selectivity 26 dB (S/N). Two loudspeakers YD2-165-8B with 8 ohm, 6.5" and two YDG1-1 with 8 ohm 2".

• Source of data
• - - Manufacturers Literature

• 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