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DTX1K 315/433 MHz Wireless RF Transmitter with Coding Module
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COM-09-096
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GT-24 mini NRF24L01+PA+LNA Transmission Wireless Module Previous 
The DTX1K 315/433 MHz Wireless RF Transmitter Module is a compact, high-performance RF transmitter ideal for long-range communication. It operates at 315MHz or 433MHz and features a built-in EV1527 encoder for secure signal coding. This module is suitable for wireless remote control, home automation, and IoT applications.
Specifications of DTX1K 315/433 MHz Wireless RF Transmitter
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Model: DTX1K
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Type: RF Transmitter
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Operating Voltage: 2 ~ 12V
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Operating Frequency: 315MHz / 433MHz
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Frequency Deviation: ±150KHz
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Operating Temperature: -40℃ ~ +85℃
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Size: 16mm × 14mm × 3mm
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Modulation: ASK/OOK
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Antenna Impedance: 50 Ω
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Key Input: High-level (connect to VCC to transmit)
Performance
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Line-of-Sight Range: Up to 280 meters at 433MHz (12V)
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Output Power:
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+11dBm (3.3V)
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+16dBm (5V)
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+20dBm (9V)
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+22dBm (12V)
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Current Consumption:
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7mA (3.3V)
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10mA (5V)
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17mA (9V)
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28mA (12V)
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Standby Current: <1.0µA (KO-K3 maintains low level)
Applications
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Wireless remote controls
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Home automation systems
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IoT devices
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Security systems
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Motorized equipment control
Development Resources of DTX1K 315/433 MHz Wireless RF Transmitter
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Datasheet: Not available.
| Interface Type | Wireless |
|---|---|
| Operating Voltage (V) | 2 ~ 12V |
| Operating Current (mA) | 7mA (3.3V), 10mA (5V), 17mA (9V), 28mA (12V) |
| Operating Temp (°C) | -40 to 85 |
| Dimensions (mm) | 16mm × 14mm × 3mm |
| Wireless Protocol | RF (Radio Frequency) |
| Frequency Band | 315MHz / 433MHz |
| RF Modulation | ASK |
| TX Power (dBm) | +11dBm (3.3V), +16dBm (5V), +20dBm (9V), +22dBm (12V) |
| Range (m) | Up to 280 meters at 433MHz (12V) |
| Chipset | DTX1K |
| Input Voltage (V) | 2 ~ 12V |
| Application | Home automation, IoT applications, Wireless remote control |
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