RT82 is two slots dual band IP67 DMR radio, compatible with Motorola Tier Ⅰ&Ⅱ. Many hams and retevis fans who are interested in this radio, wanna know how to upgrade firmware for it, to make it more perfect. How to upgrade RT82 firmware? Today, let’s discuss together.
Aims to upgrade RT82 firmware:
1.Adding the lock and unlock function for trackball, long press # to lock and unlock it.
2. Adding the function of ”Number key quick Contact Access”. Press numeric keypad, the radio will swift into that channel directly.
3. Rectify the problem that under VFO mode, during scanning, pressing PTT is not responsive to transmit. After rectification, you can press PTT to talk into the scanned channel freely.
Steps to upgrade RT82 firmware:
1.Download RT82 firmware from Retevis official website:http://www.retevis.com/rt82-resources/
2.Install the application program, we will get:
3.Connector your RT82 with PC, using programming cable J9127P.
4.Press PTT and alarm key(on the top) , at the same time, turn on the radio, the indicator light blinks.
5.Click “Open file upgrade”, upload the vecoder you choose
Notes about vecoder:
Note：Retvis RT82(REC)-D3.35.bin——–non GPS with record function
Retvis RT82(GPS-REC)-S3.35.bin-——-GPS with record function
This firmware has record function, but only can store 10000 contacts.
Retvis RT82(CSV)-V3.35.bin——–non GPS WITHOUT record function, but increase contacts
Retvis RT82(GPS-CSV)-P3.35.bin—-GPS WITHOUT record function, but increase contacts
This firmware has no record function, but can store 100000 contacts.
If you like record function, choose the above two vecoders.
If you want to restore more contacts, please choose the bottom two vecoders.
7.Click” Download file of upgrade”, till 100%complete.
Turn off the radio and turn on again. Done!