FM transmiter بانمايشگر
FM transmiter بانمايشگر
- تغذیه:DC 3.0V-5.0V
- فرکانس کاری: 87.0MHz-108.0MHz
- توان خروجی:100mW
- جریان کاری:35mA
- ابعاد:-
- وزن:- + موارد بیشتر
تماس بگیرید
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FM transmiter بانمايشگر
- Output power: 100mW
- Audio Frequency range: 50Hz-18 KHz
- Transmission frequency: 87.0MHz-108.0MHz
- Frequency step: 0.1MHz / second (short key press), 1.0MHz / time (long button press)
- Equivalent noise: ≥30dB (sound close to CD quality)
- Supply voltage: DC 3.0V-5.0V
- Working Current: 35mA
- Transmitting antenna: 75cm telescopic antenna
- Transmission Distance: with 75cm standard telescopic antenna cover a radius of 100 meters measured. (Note: The transmission range is for reference only, because the use of the environment is slightly different)
M transmitter / receiver module AT commands Description Baud Rate: 38400 TTL level
Instruction | examples | Description | Rang | Return value |
Set the current frequency | AT = 875 | Set the current frequency point is 87.5MHZ | 760-1080 (open campus radio)
870-1080 (Off campus radio) |
The current frequency or ERR (error) |
Frequency-0.1MHZ | AT | The current frequency point | ||
Frequency + 0.1MHZ | AT | The current frequency point | ||
Pause Play /Resume | AT | PLAY (Play) PAUS(pause) ERR | ||
Set Volume | AT = 16 | Set the current volume to 16 | 00-16 | VOL value or ERR |
Volume – | AT | Volume -1 | VOL value or ERR | |
Volume + | AT | Volume +1 | VOL value or ERR | |
Setting Backlight Off Time | AT = 10 | Set the backlight delay10 sec Off | 00-99 | BANK value or ERR |
Switch campus radio | AT = 1 | Open campus radio | 0 ( off ) – 1(open) | CAMPUS_OFF orCAMPUS_ON |
reset | AT | reset:
VOL = 10 //Volume 10 FRE = 875 //frequency87.5MHZ BANK = 20 //backlight delay20s Off CAMPOS_OFF //Off campus radio FRE = 875 //current frequency875MHZ |
OK | |
Returns current status information module | AT | VOL = 10 // Volume 10
FRE = 875 // frequency87.5MHZ PLAY / PAUS // muted BANK_OFF (BANK_ON ) // turns off the backlight time ( a long open, 0long off, or delaysXS ) CAMPOS_OFF (CAMPOS_ON ) // if open campus radio |
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FM transmiter بانمايشگر
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