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Home >> Superheterodyne receiver module >> Superheterodyne receiver module CHJ-9927A
Superheterodyne receiver module CHJ-9927A
    Publish time 2017-06-02 10:49    
Superheterodyne receiver module CHJ-9927A
product manual:

CHJ-9927A is our company uses Taiwan's production of RF integrated circuit design, superheterodyne work, SAW resonance, with good stability, strong anti-interference characteristics,
Widely used in demanding industrial control and other occasions.
Scope of application:
1. reception of various low-rate digital signals;
2. Industrial remote control, telemetry, remote sensing
3. Anti-theft alarm signal reception, a variety of household appliances such as remote control.
Technical indicators:
Operating Voltage
3V-5.0VDC ± 0.5V
Working current
≤5.5mA (5.0VDC)
working principle
superheterodyne
Way of working
OOK / ASK
working frequency
315MHz, 433.92MHz, special frequency can be customized
Bandwidth
2MHz (315MHz, sensitivity down 3dBm test)
Sensitivity
Better than -100dBm (50Ω)
Rate
<9.6Kbps (315MHz, -95dBm)
output signal
TTL level signal transparent transmission
Antenna length
24 cm (315 MHz), 18 cm (433.92 MHz)