433rf transmitter board

WIRELESS TRANSMITTER BOARD / MODULE 433MHz. 4.2 TO 12V @ 7mA OPERATION. 10.5x10.5x3mm. TRANSMITS UP TO 200m. SEE LR43B FOR MATCHING RECEIVER.

WIRELESS TRANSMITTER BOARD / MODULE 433MHz. 4.2 TO 12V @ 7mA OPERATION. 10.5x10.5x3mm. TRANSMITS UP TO 200m. SEE LR43B FOR MATCHING RECEIVER.LR433T2

Superheterodyne 3400 Wireless Receiver Module With 433RF Transmitter Board Feature: With internal VCO and PLL circuits, frequency stability, high sensitivity, anti-interference ability. Widely used in wireless data transmission wireless remote control and so on. Superheterodyne 3400 wireless receiver module Scope: 1, The wireless access control system 2, Various types of anti-theft system 3, Industrial remote control, telemetry, remote sensing 4, Low baud rate data transmission 5, Other harsh environments of wireless remote control Description: 1. Working voltage: 5.0VDC ± 0.5V 2. Operating current: ≤2.5mA (5.0VDC) 3. How it works: Superheterodyne (VCO, PLL) 4. Working way: OOK / ASK 5. Operating frequency: 433.92MHz 6. Working temperature: -40 to + 80 degrees 7. Sensitivity: Better than -110dBm (50Ω) 8. Rate: 9. Output signal: TTL level transparent transmission 10. The antenna length: 24m (433.92MHz) Package includes: 1 x Superheterodyne 3400 wireless receiver module 1 x 433RF wireless transmitter module

Buy Bluetooth 4.2 Wireless Audio Transmitter Receiver Board 3.7V~5V 10M Distance MP3 Decoding Wireless M for R334.00

Function:   This item make the sound around the microphone into the FM radio, and transmit out to achieve pickup and wireless radio FM transmitter, the launch frequency is adjustable, the core board green components is the adjustable capacitor, change the adjustable capacitor can change Launch frequency, adjustable range covering 88-108MHZ GB FM band. You can use the radio and the phone (the phone with the headset line to do the antenna sensitivity is poor, is not recommended as a receiver) as a receiver! It is widely used in voice pickup transmission, audio MIC, the elderly and children sleep monitoring, etc. need to pick up the sound of the occasion!   Features:   This item has unparalleled wide voltage working range from 0.7V to 9V.  It launch pure, spurious signal, the suppression is only -60dBc.   Parameter:   Operating voltage: 0.7V-9V Frequency regulation range: 88-108MHZ (default 100MHz) Launch distance: 9V work, the use of 70 cm antenna, open space, launch distance of 50-100 meters The relationship between the operating voltage (volts) and the supply current (MA) and the transmitted power (dBm) is as follows: 9V, 24 Ma, 10.2dBm (i.e. 11 MW) 8V, 21 Ma, 9.5dBm 7V, 19 Ma, 8.5dBm 6V, 17 Ma, 7.1dBm 5V, 14 Ma, 6.1dBm (about 5 MW) 4V, 12 Ma, 4.5dBm 3V, 9 Ma, 2.2dBm 2V, 6 Ma, -1dBm (about 1 MW) 1.5V, 4.2 Ma, -4dBm (about 0.5 MW, general home environment emission enough, green radiation small) 1V, 2.4 Ma, -9dBm 0.7V, 0.9 Ma, -20dBm (i.e. 0.01 MW)   Wiring method:   The back of the core panel is labeled +, - and ANT, representing the power positive, negative, and antenna ends. The antenna generally soldered a 0.7 meter long short wire on will be OK, which is very easy! Package included: 1 x FM Wireless Microphone Pickup Wireless Audio Transmitter

Buy 20pcs 315MHZ Wireless Transmitter Receiving Module ASK DC 9V-12V EV1527 Remote Control Switch Board for R706.58

Buy 10Pcs 315MHz XD-FST XD-RF-5V Wireless Transmitter Receiver Module Board for R300.07

Buy 3pcs 315MHZ Wireless Transmitter Receiving Module ASK DC 9V-12V EV1527 Remote Control Switch Board for R270.00

Buy 5pcs 315MHZ Wireless Transmitter Receiving Module ASK DC 9V-12V EV1527 Remote Control Switch Board for R332.00

Buy High Power Wireless Transmitter Module 3000M Long Range ASK Transceiver Board (FREQUENCY: 315MHZ) for R299.00

Specification: Remote control: Operating voltage: DC 12V(27A / 12V battery x 1) Operating current: 10mA at 12V Radiated power: 10mW at 12V Transmission distance: 50m - 100m (open field, the receiver sensitivity of -100dbm) Transmitting frequency: 315MHZ Modulation mode: ASK (Amplitude Modulation) Encoder types: fixed code Decoding receiver board: Operating voltage: DC 5V Receiver sensitivity is -98dB Leg 7 bits: VT, D3, D2, D1, D0, +5V and GND VT is a valid signal high output pin upon receiving a valid signal, the pin output high, may also drive the relay Size: 6.6 x 22 x 41mm Note: There are four buttons on the remote control, and respectively correspond to the four data bits to the receiving board output pin D0, D1, D2, and D3. Press the buttons transmit signals, the corresponding data bit is output high. Package included: 1 x Remote control 1 x Decoding receiver board

Buy (frequency 315MHz)H34C 315MHz 433MHz RF Remote Control Board Wireless Transmitter Module Electro... for R149.00

Buy H34C 315MHz/433MHz RF Remote Control Board Wireless Transmitter Module Electr... (FREQUENCY: 433MHZ) for R186.00

FAST AFFORDABLE COURIER SHIPPING TO SOUTH AFRICA Description: This module is a multichannel current signal generator that generates 4 channels 4~20mA current signal. The module is simple to use and input data by keystroke operation, and the output signal is updated immediately. Features: Use 12864 LCD display Voltage: 15-24V Active output current 0~20mA. Display resolution 0.01mA and control accuracy 0.1mA Polarity protection of input voltage Can analog transmitter output Compatible for signal generator, valve regulator, and instrument calibration Specifications: Output current: 4~20mA Resolution: 0.01mA Control accuracy: 0.1mA Application: signal generator, valve regulator, and instrument calibration Size: 12*9*2cm / 4.72*3.54*0.19inch(length*width*height) Weight: 75g Interface(power interface) description: CN1 "+": represent the positive pole of the input power supply CN1 "-": represent the negative pole of the input power supply(GND) CN1 "OUT1": represent channel 1 transmit current output CN1 "OUT2": represent channel 2 transmit current output CN1 "OUT3": represent channel 3 transmit current output CN1 "OUT4": represent channel 4 transmit current output CN1 "G": represent common end GND Button description: Function button K1: the up arrow key is used to select the setting channel Function button K5: the down arrow key is used to select the setting channel Function button K2: reduce 0.01 slowly. Hold down 1S reduce 0.1 Function button K3: increase 0.01 slowly. Hold down 1S increase 0.1 Function button K6: actual value or percentage selection key Function button K8: clear key Using methods & steps: Output current OUT1 setting: press K1 or K5 Key to switch to OUT1 Setup interface. Press K2 or K3, output current value increases 0.01 MA step by step. Hold down K2 or K3, output current value increases 0.01MA step by step. Output current OUT2 setting: press K1 or K5 Key to switch to OUT2 Setup interface. Press K2 or K3, output current value increases 0.01 MA step by step. Hold down K2 or K3, output current value increases 0.01MA step by step. Output current OUT3 setting: press K1 or K5 Key to switch to OUT3 Setup interface. Press K2 or K3, output current value increases 0.01 MA step by step. Hold down K2 or K3, output current value increases 0.01MA step by step. Output current OUT4 setting: press K1 or K5 Key to switch to OUT4 Setup interface. Press K2 or K3, output current value increases 0.01 MA step by step. Hold down K2 or K3 output, current value increases 0.01MA step by step. Package included: 1 X Current signal generator module board 4 Channels 4-20mA Current Signal Generator Module Board With 12864 Digital LCD Display 4 Channels 4-20mA Current Signal Generator Module Board With 12864 Digital LCD Display 4 Channels 4-20mA Current Signal Generator Module Board With 12864 Digital LCD Display

Buy 3Pcs Superheterodyne 3400 Wireless Receiver Module With 433RF Transmitter Board for R547.00