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HOME > PRODUCTS > RF MODULE       
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   RF¸ðµ© ±¸¸Å¾È³» Digital Audio RF Module ¹«¼±¸¶ÀÌÅ© ¸ðµâ (IRF915WM-T/R)
   ¾ÈÅ׳ª Á¤º¸ Àå°Å¸® RF Modem(IRF9020P) 311/315MHz ASK TXM/RXM
   RF¸ðµ© ºÎ¼Ó¹° Çؾç¿ë RFID Modem(VHF/UHF) Àå°Å¸® RF Modem(IRF4020P)
FM Wireless Microphone Module

 Model : iRF915WMT / iRF915WMR

1. Ư¡

 1). UHF 700MHz ~ 900MHz ÀÇ ³ÐÀº ÁÖÆļö ¹üÀ§¿¡¼­ »ç¿ë °¡´ÉÇÕ´Ï´Ù.
 2). µÎ ´ëÀÇ ¹«¼±¸¶ÀÌÅ©¸¦ µ¿½Ã¿¡ ¼ö½ÅÇÒ ¼ö ÀÖ½À´Ï´Ù. (Dual MIC)
 3). ÀâÀ½ Á¦°Åȸ·Î°¡ ³»ÀåµÇ¾î ÀÖ½À´Ï´Ù. (Compandor)
 4). ¼Û½Å½ÅÈ£ °¨ÁöÇÏ¿© Ãâ·ÂÇÏ´Â ±â´ÉÀÌ ÀÖ½À´Ï´Ù.

        

 

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   [ Transmitter Module ]

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 [ Receiver Module ]

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2. ¿ëµµ

  1). ÀÏ¹Ý ¹«¼±¸¶ÀÌÅ© ½Ã½ºÅÛ
  2). ¹«¼± ¾îÇпë
  3). ³ë·¡¹æ ¹× °¡¶ó¿ÀÄÉ

3. Àü±âÀû ±Ô°Ý  

  1). Transmitter

Ç×           ¸ñ

±Ô°Ý

´ÜÀ§

ºñ°í

Frequency Band

740.000 - 752.000§Ö
928.000 - 930.000§Ö
950.000 - 952.000§Ö

MHz

±¹³»¿ë 3´ë¿ª

Occupied Bandwidth

Typical 120

kHz

200mV/1kHz

Adjacent Channel Power

Above -35

dBc

@ ¡¾ 200kHz

Spurious harmonics

Less than -13

dBm

 

RF Output Power

Less than 10

mW

 

RF Output Impedance

Typical 50

§Ù

 

Freq. Tolerance Sensitivity

Fc¡¾ 500

Hz

At 25¡É

Freq. Stability

¡¾ 20

ppm

-10¡É~50¡É

FM Deviation

Less than ¡¾ 75

kHz

 

Input Level Range

0.7 ~ 300

mVp-p

@ 510 load

Compress Ratio

Typical  2 : 1

 

 

Noise Gate

Typical  0.7

mV

 

PLL Lock Time

Less than  1

Sec

 

Pre-emphasis

Typical 65

uS

 

Audio Response

75 ~ 15k

Hz

@ -3dB

Operating Voltage

5 ¡¾0.2

V

 

Power Consumption

60

mA

At 10mW


  2). Receiver

Ç×           ¸ñ

±Ô°Ý

´ÜÀ§

ºñ°í

Local Frequency

740.000 - 752.000§Ö
928.000 - 930.000§Ö
950.000 - 952.000§Ö

MHz

±¹³»¿ë 3´ë¿ª

Receive Sensitivity 1

-90

dBm

Signal Detect

Receive Sensitivity 2

-86

dBm

Internal Mute

Receive  Selectivity (ACS)

Less than  40

dB

At ¡¾250kHz

Inter-modulation Rejection

Less than  50

dB

 

RF Input Impedance

Typical   50

§Ù

 

Image Freq. Rejection

Less than  40

dB

 

Inter. Frequency 1

6.5

MHz

 

Inter. Frequency 2

4.5

MHz

 

LO Freq. Tolerance

Fc¡¾ 500

Hz

 

Freq. Stability

Less than ¡¾ 20

ppm

 

Signal to Noise Ratio

Typical 73

dB

At 100dBu

Audio Output Level

Typical  600

mVp-p

@ 1M load

Expand Ration

Typical  1 : 2

 

 

De-emphasis

Typical   65

uS

 

Audio Response

75 ~ 15k

Hz

@ -3dB

Operating Voltage

¡¾ 0.5

V

Internal 4V

Power Consumption

Typical  25

mA

 

4. ±â±¸Àû ±Ô°Ý  (ÀúÀå ÈÄ Å©°Ô º¼ ¼ö ÀÖ½À´Ï´Ù)
       

5. ÀÀ¿ë ȸ·Î

 - ¼Û½ÅºÎ ȸ·Î (ÀúÀå ÈÄ Å©°Ô º¼ ¼ö ÀÖ½À´Ï´Ù)

- ¼ö½ÅºÎ ȸ·Î (ÀúÀå ÈÄ Å©°Ô º¼ ¼ö ÀÖ½À´Ï´Ù)

 6. »ùÇà ÇÁ·Î±×·¥(HEX)

  WM803TR.HEX

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