ALINCO DJ-A40 UHF FM Handheld Transmitters: Features and Specifications
Introduction
The ALINCO DJ-A40 UHF FM Handheld Transmitters are robust communication devices designed to meet the needs of professionals and enthusiasts alike. Packed with advanced features and reliable performance, they are ideal for various communication applications.
Frequency Range
- UHF: 400-470 MHz
Output Power
- High Power: 5W
- Low Power: 1W
Battery
- Type: Lithium-Ion
- Capacity: 1700mAh
- Voltage: 7.4V
Dimensions
- Size: 58 x 110 x 30 mm (W x H x D)
- Weight: 230g (including battery)
Antenna
- Type: Removable SMA antenna
- Impedance: 50 ohms
Display
- Type: LCD, backlit for easy readability
Memory Channels
- Total: 200 channels
- Channel Spacing: 25kHz/12.5kHz
Audio Output
- Internal Speaker: 500mW
- External Speaker: 8 ohms, 1W
Key Features
- UHF Operation: Covers the UHF frequency band for effective communication.
- Dual Power Settings: Offers 5W high power and 1W low power options for different situations.
- DTMF Encoding and Decoding: Supports Dual-tone Multi-frequency signaling for enhanced communication flexibility.
- Tone Squelch (CTCSS/DCS): Includes CTCSS and DCS capabilities to reduce unwanted noise and improve signal clarity.
- Emergency Alarm Function: Provides an emergency alarm feature for urgent situations.
- VOX Function: Allows for hands-free operation with Voice Operated Exchange functionality.
- Scanning Modes: Supports VFO, Memory, and Priority scanning modes for comprehensive channel monitoring.
- Keypad Lock: Prevents accidental button presses.
- Battery Save Function: Extends battery life by optimizing power usage during standby periods.
- Busy Channel Lockout (BCLO): Prevents transmission on busy channels to avoid interference.
- Time-Out Timer (TOT): Automatically cuts off transmission after a preset time to manage channel occupancy.
Environmental Specifications
- Operating Temperature: -20°C to +60°C (-4°F to +140°F)
- Storage Temperature: -30°C to +70°C (-22°F to +158°F)
- Water Resistance: IP54 rating
Included Accessories
- Antenna
- Belt clip
- Li-Ion battery pack
- Desktop charger
- AC adapter
- User manual
Conclusion
The ALINCO DJ-A40 UHF FM Handheld Transmitters combine durability, versatility, and performance, making them essential tools for anyone requiring reliable communication in demanding environments. Whether used in professional settings or for personal applications, these transmitters excel with their robust features and user-friendly design.
Document DJ-A10/A40_Datasheet_EN
