SPECIFICATIONS

Brand Name: GERMA

Use: Lighting

Use: Electric Door

Use: Automated curtains

Use: SWITCH

Origin: Mainland China

Wireless Communication: RF

Support APP: No

Certification: CE

Certification: RoHS

Frequency: 433 MHz

Channel: 1

Package: No

Model Number: RX470-4 WL102-341 433Mhz Universal Wireless Module For Smart Home Lamp

Function: Superheterodyne RF receiver

Application environment

Remote control switch, receiver module, motorcycles, automobile anti-theft products, home security products, electric doors, shutter doors, windows, remote control socket, remote control LED, remote audio remote control electric doors, garage door remote control, remote control retractable doors, remote volume gate, pan doors, remote control door opener, door closing device control system, remote control curtains, alarm host, alarm, remote control motorcycle remote control electric cars, remote control MP3.

Package Included:

Receiver module (RX470-4)      * 1pcs

Transmitter module (WL102-341)   * 1pcs

Antenna                       * 2pcs   ( Short antenna for Transmitter ;  long antenna for Receiver. )

 

 

 

Product Description

[ Receiver modul e ] P roduct Model: RX470-4

(RX470-4 is WL101-341 upgraded version, more stable performance, faster data transfer)

RX470-4   superheterodyne wireless receiver module is receiving UHF ASK demodulators support ASK and OOK modulation. The receiver module has high sensitivity (-108dBm),

Low-power performance, along with high dynamic range (greater than 60dB). Module uses highly integrated chip, built front-end low-noise amplifier,Mixers, filters, frequency synthesizer circuit, etc., can maximize the signal optimization.

 

Product Features

1.Support ASK / OOK modulation, the receiver sensitivity of -108dBm;

2.Operating frequency: 433.92 MHz, bandwidth of about ± 150KHz;

3.mains input voltage range: 2.2V-5V;

Working current: Type :2.1mA (Requirement:VDD=5V) ; Type :2.1mA (Requirement:VDD=3V)

4. Quiescent Current: 1uA

5. Low power consumption;

6. good selectivity and spurious radiation suppression, and easy to pass CE / Fcc international certification;

7. Good local oscillator radiation suppression, multiple receiver module to work with (ie, more than single income) and will not interfere with each other, used together without affecting the receiving distance;

8. multiple transmission rates, the general module for 2KHz, up to 10KHz;

9. Temperature range: -40-85 °C

10. ultra-small size of 30 × 9 × 1 (mm) (can be customized according to customer)

11.External antenna: 32CM single core wire, wound into a spiral

Circuit schematics

(433.92MHz 2.5kbps typical circuit)

 

 

These RF modules are very popular among the Arduinotinkerers.

The 433MHz is used on a wide variety of applications that require wireless control.

These modules are very cheap and you can use them with any microcontroller (MCU).

 

Links Example:

 

 

 

 

[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 outpu t, c an 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:

 

 

 

 

 

The special enhancement mode

 

The general application mode cannot satisfy if you need farther communication distance, so the special enhancement mode can receive farther communication distance, and the specific information as follows:

 

433Mhz Antenna

 

The antenna's core of conductor diameter (including the Antenna skin): 1.0mm; (except the Antenna skin): 0.35mm

The wire length of weld end: 12mm

The diameter of antenna winding (except the Antenna skin):3.0mm;

The turn number of winding: 26 turns; The length of the winding: 36mm

 

The diagrammatic drawing:

 

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