WS-AUDIO24-0009-TX [ETC]
Wireless Microphone Module;
| 型号： | WS-AUDIO24-0009-TX |
| 厂家： | 
ETC |
| 描述： | Wireless Microphone Module 无线 |
| 文件： | 总9页 (文件大小：582K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
WENSHING®©
WS-AUDIO24-0009-TX
WS-AUDIO24-0009-RX
Wireless Microphone Module
Version History
Version
Date
FEB.21, 2011
Changes
V1.0
1st . Edition
http://www.wens hing.com.tw ; http://www.rf.net.tw
Wireless Microphone Module P.1
Content
1. FEATURES ..................................................................................................................3
2. APPLICATION.............................................................................................................. 3
3. RF SPECIFICATION ....................................................................................................4
4. AUD IO SPECIFICATION .............................................................................................4
5. ELECTRICAL SPECIFICATION ..................................................................................4
6. MECHANICAL DIMENSION ........................................................................................5
7. PRODUCT APPEARANCE ..........................................................................................6
8. BLOCK DIAGRAM .......................................................................................................7
9. INTERFACE .................................................................................................................8
10. DESIGN REFERENCE................................................................................................9
http://www.wens hing.com.tw ; http://www.rf.net.tw
Wireless Microphone Module P.2
1.Features
2.4GHz ISM Band
GFSK modulation
Low BOMcost
distance >20m (Line of sight)
Broadcasting mode
RF frequency hopping in 8 channels
Digital I2S audio interface
Support no audio detection function
Programmable delay time 20ms
Audio format 16bit , 38.4KHz sampling rate
Low power consumption
No RF induced audio noise
BatteryLife > 20 hours , Ni-MH 2000mAh , AAx2
Dynamic or Condenser microphone cartridge used
2. Application
KTV
Home
Conference Room
Classroom
http://www.wens hing.com.tw ; http://www.rf.net.tw
Wireless Microphone Module P.3
3. RF Specification
Item
Min
2404
Typ
─
Max
2476
Unit
MHz
Note
Channel Range
Available Channel
-3dB bandwidth
RF Output Power
─
─
8
─
2
16
─
CH
MHz
dBm
10
12
Peak power at Antenna
port
RX sensitivity
-78
-76
─
dBm
The smaller, the better
4. Audio Specification
Item
Min
84
-71
84
-3
Typ
Max
Unit
Note
SNR
85
-70
85
0
86
-69
86
dBr
dB
dB
dB
@1KHz
THD + N
@1KHz, the smaller, the better
@1KHz, the smaller, the better
50 ~15KHz
Dynamic Range
Frequency
Response
FSIV
+1
300
mVrms
ADC input (Pre-amp gain
18dB)
FSOV
540
540
Line out (6.3ø Mono Phone
Jack)
mVrms
mVrms
Differential out (XLR)
5. Electrical Specification
Item
Min
2.0
─
Typ
2.4
60
Max
3.0
Unit
V
Note
Power Supply Voltage
(TX)
NiMH AA Rechargeable Battery
or ALKALINE AA Battery
Power Supply Current
(TX)
mA
V
2.0V~3.0V
Power Supply Voltage
(RX)
─
5.0
50
─
─
DC Input
─
mA
Power Supply Current
(RX)
Operating Temperature
0
25
50
°C Ambient temperature
http://www.wens hing.com.tw ; http://www.rf.net.tw
Wireless Microphone Module P.4
6. Mechanical Dimension
6.1 Microphone TX
6.2 Microphone RX
http://www.wens hing.com.tw ; http://www.rf.net.tw
Wireless Microphone Module P.5
7. Product Appearance
7.1 Transmitter module’s Architecture Drawing
Notes:
Transmitter Module Dimension:58mm*25mm, 2Layer PCB,PCB Thinness:1.0mm
7.2 Receiver module’s Architecture Drawing
Notes:
Receiver Module Dimension:44mm*23mm, 2Layer PCB,PCB Thinness:1.0MM
http://www.wens hing.com.tw ; http://www.rf.net.tw
Wireless Microphone Module P.6
8. Block Diagram
8.1 TX Block Diagram
8.2 RX Block Diagram
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Wireless Microphone Module P.7
9. Interface
Microphone TX
Connector
Function
RF output
Description
ANT1
External Dipole Antenna connector(MHF) (option)
DGND
Vcc
DGND
System DGND
VCC
Dc 2.4V for system
For ID Learning function enabled (H: Normal mode;
Low > 3sec for ID Learning mode)
Power Indicator & Low battery is flash on=0.5s
off=0.5s
Trigger
LED
ID Pairing Switch
Indicator
Whenchange channel -> LED blinking fast
Function reserved
NC
NC
NC
I/O
I/O
Function reserved
Function reserved
I/O
Microphone In
See Table 10.1 Microphone Cartridge specification
Reference
L/R
AGND
AGND
System AGND
Microphone RX
Connector
Function
Description
ANT1
RF output
External Dipole Antenna connector(MHF) (option)
DGND
5V
DGND
VCC
System DGND
Dc 5V to 3.3V LDO
1. Synic：output low
2. No Synic：output high
SYNIC
I/O
For ID Learning function enabled (H: Normal mode;
Low 3S for ID Learning mode)
16 Chanel Select by User (option)
ID Pairing
Switch
Chanel
Select
Trigger
SW3
16 Chanel Select by User (option)
16 Chanel Select by User (option)
16 Chanel Select by User (option)
SW2
SW1
SW0
Chanel
Select
Chanel
Select
Chanel
Select
L/R
Audio Output L/R audio output
AGND
AGND System AGND
http://www.wens hing.com.tw ; http://www.rf.net.tw
Wireless Microphone Module P.8
10. Design Reference
10.1 Microphone Cartridge Spec
Dynamic Mic Cartridge
Frequency Response 40Hz ~ 18KHz
Impedance
Sensitivity
SPL
600Ω ± 30%
-52dBV/Pa
0dB = 1V/Pa @ 1KHz
120 dB ~ 145dB
Table 10.1 Microphone cartridge specification reference
http://www.wens hing.com.tw ; http://www.rf.net.tw
Wireless Microphone Module P.9
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