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Hongxing 红星 (Red Star) 741-1

Hongxing 红星 741-1; Nanjing 南京东方无线... (ID = 804634) Radio
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Hongxing 红星 741-1; Nanjing 南京东方无线... (ID = 804634) Radio
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Country:  People's Republic of China
Manufacturer / Brand:  Nanjing 南京东方无线电厂 Nanjing Eastern Radio Factory; Nanjing
Year: 1968 ?? Category: Broadcast Receiver - or past WW2 Tuner
Semiconductors (the count is only for transistors) 7: 3DG200 3DG200 3DG200 3DG200 3DG200 3AX31B 3AX31B 2CP10 2CP10 2AP9 2AP9
Main principle Super-Heterodyne (Super in general); ZF/IF 465 kHz; 3 AF stage(s)
Tuned circuits 5 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Dry Batteries / 4.5 Volt
Loudspeaker Permanent or electro-dynamic (moving coil), system not known yet.
Power out
from Radiomuseum.org Model: Hongxing 红星 741-1 - Nanjing 南京东方无线电厂
Material Modern plastics (no Bakelite or Catalin)
Notes The model Hongxing 红星 741-1 (Red Star) has the following key features 主要性能: Frequency range 频率范围: broadcast band 535 - 1605 kc. Set audio output 额定功率: 100 mW (200 mW). Electric power consumption 电源消耗 at zero signal 零信号: is not given. The IF is 465 kc. Loudspeaker impedance is not given. 4 diodes.
Literature/Schematics (1) 02-Radio Manual unknown date, 380 pages (page 362, drawing 010.)

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



All listed radios etc. from Nanjing 南京东方无线电厂 Nanjing Eastern Radio Factory; Nanjing
Here you find 11 models, 5 with images and 11 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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