[Transmitter Module] Product Model: WL102-341
WL102-341 transmitter module is UHF ASK modulated transmitters, support ASK and OOK modulation. The transmitter module integrates an analog PLL circuit and ASK modulation circuit, with a high level of integration, etc., can be applied with a short-range wireless communications. Operating frequency 433MHz, transmit power is greater than 11dBm.
Product Features
1.Support ASK / OOK modulation, transmit power is greater than 11dBm;
2. Operating frequency: 433.92 MHz;
3. mains input voltage range: 2.0V-3.6V;
4. low-power consumption shutdown mode current is less than 1uA;
5. transfer rate up to 20KHz;
6. Launch distance :20-200 meters
7. Size: 16* 12 * 1mm
8. external antenna: 25cm ordinary multi-core or single-core line
9. Temperature range: -45-85 °C
Circuit schematics
Applications
1.wireless power switch, socket, remote control switch, receiver module,
2. access control, electric cars, motorcycles, automobile anti-theft products, remote door openers, closers control system
3. security, surveillance systems, home security products, electric doors, alarm host, alarm
4. rooms controls, shutter doors, windows, remote control socket, remote control LED, remote audio remote control electric doors, garage door remote control, remote control retractable doors, remote rolling gates, sliding door
5. smart home products, remote control curtains, remote MP3, audio

The transmitter Module PIN definition:
DAT - Wave signal input
OUT - Antenna pin . RF signal output, can directly connect to the antenna.
EN - Enable Pin . But this product EN pin is connected to the power supply, no function
- - Power- ground Pin . The ground wire connects power supply.
+ - Power supply pin . Power Input


Antenna selection Description
General application mode
For general application mode ,the antenna can directly adopt the general specifications from the market;
The specific information as follows:
The antenna’s core of conductor diameter(including the Antenna skin): 1.0mm,(except the Antenna skin): 0.5mm ;
The wire length of weld end: 17.5mm, the wire length of antenna terminal: 9.5mm;
The diameter of antenna winding (including the Antenna skin):5mm;
The turn number of winding: 15 turns
The diagrammatic drawing: