| septiembre 26, 2019


This radio offers both DMR digital and analog communication, introduces innovative DMR digital processing system. It offers great stability, and reliability, together with long distance communication as well as fashionable design and compact exterior lines.

AT-D578UV has Text Messaging, Recording, Voice Message, AES256 Digital Encryption, Emergency Alarm, Man Down Alarm, Work Alone, GPS, APRS Location Reporting, Roaming, Cross band repeater, Bluetooth, Analog DTMF, 2TONE, 5TONE, CTCSS/DCS encode/decode functions.

  • When programming the radio, start by reading the factory software data, and then rewrite this data with your frequency etc., to a new saved code plug, otherwise errors may occur.
  • You can use the programming cable with a PC to program the frequency, channel type, power etc. your programming must comply with your FCC (or other country) license certification.

This user manual is suitable for below models:






Frequency Range (Tx)
  • Europe: 144-146MHz(V),430-440MHz(U)
  • United State: 144-148MHz(V), 222-225MHz, 420-450MHz(U)
  • Australia: 144-148MHz(V), 420-450MHz(U)
  • Tri band: 144-148MHz(V), 222-225MHz, 420-450MHz(U)

Frequency Range

(USA Rx)

 Tri band:136-174MHz(V), 222-225MHz, 400-480MHz(U)
Channel Capacity 4000 channels
Channel Spacing 25KHz (Wide Band) ,12.5KHz (Narrow Band)
Phase-locked Step 5KHz, 6.25KHz
Operating Voltage 13.8V DC ±15%
Frequency Stability ±2.5ppm
Operating Temperature -20t~+60t
Size 188x141x40mm (radio only)
Weight 1.04kg (without accessories)

Receiving Part

Wide band Narrow band
Sensitivity (12dB Sinad) <0.25μV <0.35μV
Digital Sensitivity 0.3uV/-117.4dBm (BER 5%) 0.7uV/-110dBm (BER 1%)
Adjacent Channel Selectivity >70dB >60dB
Spurious Emission <-57dB <-57dB
Spurious Rejection >70dB >70dB
Blocking 84db
Audio power output >45dB >40dB
Audio Distortion <5%
Audio Power Output 2W/8 Ohm

Transmitting Part

Wide band Narrow band
Power Output VHF: 60/25/10/1W, UHF: 45/25/10/1W
Modulation ±5.0KHz@25KHz ±2.5KHz@12.5KHz
Adjacent Channel Power >70dB >60dB
Hum & Noise >40dB >36dB
Spurious Emission <-36dBm <-36dBm
4FSK Digital Modulation 12.5KHz (data) 7K60FXD 12.5KHz (data+voice) 7K60FXE
Audio Distortion <5%
Error rate <3%

European Users should note that operation of this unit in Transmit mode requires the operator to have a valid Amateur Radio Licence from their respective Countries Amateur Radio Licencing Authority for the Frequencies and Transmitter Power levels that this Radio transmits on. Failure to comply may be unlawful and liable for prosecution. At this subject, refer to the “EU” specification guide 2014/53/EU.

NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.

This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

  • Reorient or relocate the receiving antenna.
  • Increase the separation between the equipment and receiver.
  • Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
  • Consult the dealer or an experienced radio/TV technician for help

Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:

(1)    this device may not cause harmful interference, and

(2)    this device must accept any interference received, including interference that may cause undesired operation.

AT-D578UVIII Plus User Manual

Download User Manual

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