Note: For the first time running GD-73's programming software, please make sure that you've installed the driver successfully and connected the radio to your PC, or it will be failed.
About Radioddity GD-73A
The GD-73A is a full-featured pocket DMR to take with you everywhere, featuring customizable side keys, 1024 channels, 3600mAh battery, digital & analog mode, high gain built-in antenna, easy-operation keypad, a mini body, a micro-USB cable for both charging and programming. It is a powerful and professional DMR for your daily outdoor and indoor operation. FCC & CE certified.
The light-weight portability, high capacity battery, and user-customizable design all make it the perfect radio for both experienced and new HAM users.
How to Program Radioddity GD-73A? - CLICK HERE to get programing software and guide.
The difference between GD-73A and GD-73E
| Difference |
GD-73A |
GD-73E |
| Frequency |
UHF 406.1-470MHz |
PMR446 (license-free) |
| Power |
2W/0.5W (high-low power) |
Fixed 0.5W |
Q: Why is there no license-free feature for the US version?
A: FRS DMR is illegal in the US.
Q: Is GD-73 a dual time slots radio?
A: Yes, it's dual time slots and supports tier II.
Q: How many contacts can I save in the flash memory?
A: Up to 1024 digital contacts.
Q: Does it apply the same CPS or codeplug as GD-77's?
A: Nope.
Highlight Features
▸ License-free PMR (GD-73E only): Equipped with fixed pre-programmed PMR 446 channels.
▸ High-low power (GD-73A only): The output power can be switched between "High" with 2W and "Low" with 500mW for each channel.
▸ Analog & digital modes: You can switch the working mode anytime to meet your different using requirements.
▸ Ideal for hotspot use: The GD-73 is ideal for normal use and for use in combination with your personal hotspot.
▸ Range Max Receiver: An advanced radio design and patented antenna which delivers enhanced range up to 8km (5 miles) while maintaining a slim profile and long battery life.
▸ Short Messaging Service (SMS): GD-73 can send and receive short text messages with a maximum length of 73 characters each.
▸ Compatible with MOTOTRBO
▸ 1024 channels and 64 zones
▸ Group call, private call, all call
▸ Digital encryption
▸ Wide/narrow band selection (analog mode)
▸ Programmable CTSS/DCS, Squelch, TOT, VOX, Encryption, Keypad Lock, Radio ID, Scan, etc
Radio Features
▸ FCC & CE license certificated.
▸ Mini size and light weight: 4.5’’x 2’’x 1.3’’ (115mm x 50mm x 32mm), with only 0.33lb (148g).
▸ LCD backlight screen and compact keypad: Easily learn the radio situation and convenient operation through several buttons.
▸ 2-in-1 function micro-USB port: This time we combine both charging and programming functions into one USB port, this will greatly enhance the convenient use of the radio.
▸ 2 customizable keys: The GD-73 has two functional keys. Each can be assigned with a total of two functions like Activate, Monitor, Emergency On/Off, Scan, VOX, Push to Talk and so on, giving a total of four functions possible.
▸ 3600mAh Battery: Supports 48 hours of standby and up to 16 hours of continuous working time.
▸ IP54 Rated: Rugged and reliable, the GD-73 is splash proof and dustproof for use in harsh environments
Specifications
General
Frequency range: GD-73A: 406.1-470MHz | GD-73E: PMR
Number of channels: 1024 (in 64 zones of 16 channels each)
Channel spacing: 12.5kHz （Digital Mode）| 25 KHz/12.5 KHz (Analog Mode)
Operating voltage: DC 3.6V
Battery capacity: 3600mAh standard Li-Ion
Working temperature range: -30℃~+60℃
Storage temperature range: -40℃~+85℃
Antenna impedance: 50Ω
Audio output power: ≤1W @16Ω
Dimensions (H*W*D): 115mm* 50mm * 32mm
Weight: 148g
Transmitter
RF output power: GD-73A: ≤2W | GD-73E: ≤500mW
Frequency stability: ±1.0ppm
Adjacent channel spurious: ≤60dB
Free Time Slot Power: TDMA ≤ -57dBm
Hum and Noise: -40dB@12.5kHz
Spurious Radiation: Antenna 9kHz - 1GHz ≤-36dBm | 1GHz – 12.75GHz ≤-30dBm
FM-Modulation: 12.5kHz: 11K0F3E
4FSK Digital Mode: 12.5kHz (data only): 7K60FXD | 12.5kHz (data + voice): 7K60FXE
Modulation Maximum Deviation: 2.5kHz@12.5kHz
Nonactive Slot Power: ≤ -57dBm
Digital Protocol ETSI TS 102 361-1 -2 -3
Vocoder Type: AMBE+2TM
Audio Response: +1dB~-3dB
Modulation BER (Bit Error Rate): ≤5%
Receiver
Analog sensitivity: 0.35µV/-116dBm (20dB SINAD) | 0.22µV/-120dBm (Typical)
Digital sensitivity 0.3µV/-117.4dBm (BER 1%) | 0.22µV/-110dBm (BER 5%)
Co-channel rejection: ≥-12dB
Adjacent Channel Selectivity: TIA603C: 65dB | ETSI: 60dB
Spurious Response: TIA603C: 75dB | ETSI: 70dB
Audio output power: 1W
Audio response: 1dB~-3dB
Rated Audio Distortion: 3% (Typical)
Spurious Radiation: Antenna: 9kHz - 1GHz ≤-57dBm | 1GHz – 12.75GHz ≤-47dBm
Package Content:
1 x GD-73A/E Radio
1 x Li-ion battery
1 x Belt Clip (with two screws)
1 x Programming Cable (available for charging)
1 x Power Adapter
1 x Earpiece
1 x User Manual
Note: The equipped programming cable does not support the Windows 11
system.
