The Deepelec DP-666 is a high-end portable radio receiver using the famous NXP TEF6686 DSP processor, recognized by DX enthusiasts for its exceptional sensitivity. Designed for long-distance reception (DXing), it covers FM bands (with RDS), Long Waves (LW), Medium Waves (MW), and Short Waves (SW).High-performance NXP TEF6686 radio processor Color touchscreen with modern graphical interface Physical numeric keypad for direct frequency input Advanced signal management (Squelch, Adjustable bandwidth) Built-in high-capacity lithium battery with USB-C charging Support for regular firmware updates (PE5PVB or Megatron)Included with: a DP-666 receiver, a telescopic antenna, a USB-C charging cable.
The Deepelec DP-666 redefines portable radio listening with the integration of the NXP TEF6686 tuner chip, originally designed for the luxury automotive industry. This receiver is aimed at both demanding listeners and weak signal hunters (DXers) looking for a compact and ultra-performing alternative to traditional living room sets.
Key Features
Extreme sensitivity allowing to capture distant FM stations where other radios fail.
Dual control interface offering the flexibility of the touchscreen and the speed of the physical keyboard.
Advanced digital signal processing (DSP) for optimal selectivity and effective noise reduction.
Robust aluminum housing with a neat finish for increased durability in the field.
Multi-firmware support allowing to customize the interface and add features like the RTC clock.
Superior quality speaker offering clear and deep sound despite the compact size of the device.
Technical Specifications
Tuner Chip: NXP TEF6686 (Digital IF Selective Receiver)
Frequency Bands: FM (64-108 MHz), MW (522-1620 kHz), LW (144-288 kHz), SW (1.7-30 MHz)
Screen: 2.4 inch color touchscreen LCD
Antenna Connector: SMA-K (female)
Audio: Built-in 3W speaker and 3.5mm headphone jack output
Power Supply: Lithium Battery 3.7V / 3000mAh
Charging Interface: USB Type-C (5V)
Microcontroller: ESP32 with Wi-Fi support for future software extensions
Dimensions: 120mm x 75mm x 30mm
Weight: Approx. 300g
Compatibility
Antennas: Compatible with any external antenna via SMA connector (wired, active or telescopic).
RDS Information: Full support of PS, RT, CT, PTY and PI standards.
System: Recognized by Windows for updates via the CH340N driver.
Firmwares: Compatible with PE5PVB software branches and modified versions of Megatron.
FAQ
How to update the DP-666 firmware?
Connect the radio to your PC via the USB-C port. Use the CH340N driver and the ESP32 flashing tool to install the latest versions available on the official Deepelec website or GitHub.
The speaker seems not to work after an update, what to do?
Check the audio output settings in the menu. In some firmwares, you must manually activate the audio amplifier driver in the advanced options.
What is the usefulness of the Megatron firmware compared to the official firmware?
The Megatron firmware offers an advanced mode with more technical settings, better management of screen interference on short waves and optimized support of the numeric keyboard.
Can we use an external antenna on this model?
Yes, the DP-666 has a standard SMA connector. You can plug in a Long-Wire antenna or a roof antenna to significantly improve indoor reception.
How to calibrate the touchscreen?
If you are using the Megatron firmware, a calibration procedure is available in the system settings to ensure perfect accuracy of the touch panel.
Why choose the Deepelec DP-666?
Unmatched FM DX reception in this price range thanks to the TEF6686 chip.
An authentic Deepelec product, guaranteeing better component quality than market clones.
A large community of developers ensuring constant evolution of software features.
A compact and ergonomic design facilitating transport for radio outings or vacations.