Needless to say, there is no way you can run it on a modern computer and make it work.. zip 06-Nov-2002 05:04 478K [ ] gm300_40ch zip Programming the Motorola GM300 I recently purchased a Motorola GM300 on eBay to use as a packet radio in my QTH.. The main issue when receiving one of these old radios, is that the only way to program them is to connect through their RJ45 microphone plug in front, and run a DOS utility that was last updated in 1995.
G1IVG's Amateur Radio Mods for the following: Motorola GP300, Motorola GM300, Motorola McMicro,Yaesu FT847, Kenwood TM732, Kenwood TH48, Standard C510, Icom IC2800H.. Note: did you catch the reference to COM1 or COM2 above? Make sure your FTDI adapter does show up as one of those on your machine, and if not, force it! Radio Doctor does not let you pick the COM port, so that’s an important detail.. There is a lot of discussions on Internet forums around the fact USB cables should be avoided, but this is, I think, mostly related to the fact a lot of cheap USB cables cannot properly support non standard baud rates leading to a ‘it doesn’t work’ kind of scenario.. Not much to say about this one, it will connect to COM1 or COM2 and try to read/program a GM300. motorola radius gm300 radio doctormotorola radius gm300 radio doctor, motorola radius gm300 radio doctor download, motorola radius gm300 radio doctor for windows 7, motorola radius gm300 radio doctor for windows 2000/xp download, motorola radius gp300 radio doctor, radio doctor motorola radius, descargar radio doctor motorola radius, motorola radius gm300 radio doctor xp, motorola radius gm300 radio doctor for windows 2000/xp The RJ45 pin numbering starts at pin 1 on the left side when you look at the connector from the bottom (where you see the metal pins exposed, not the plastic tab).. What makes matters worse is that those radios communicate using non-standard 965 and 7700 baud, for reasons explained at length in.. The GM300 is a famous classic Motorola radio that can support from 8 to 16 channels depending on the model, and offers a sought-after 16 pin accessory connector on its back, which makes it easy to connect it to modems.. The schematics for the adapter couldn’t be simpler GM300 simple adapter As you can see, no diodes, no active component I initially tried to be fancy and isolate TX and RX with a 1n4148 diode, but I never managed to make it work, until I just connected TX and RX and added a weak pull-up, which worked like a charm.
motorola radius gm300 radio doctor for windows 7
motorola radius gp300 radio doctor
From an electrical standpoint though, USB is ideal: the radio uses TTL levels, so a standard FTDI to TTL adapter, if you have one in your toolbox, will be a perfect fit.. GM300 RSS Radio Doctor does not give you access to any of the accessory connector programming though, and you will need to use the Motorola GM300 “RSS” to do this.. Index of /radio/software/motorola/rss Icon Name Last Gm300-tifs zip 30-Mar-2004 14:22 158K [ ] gm300.. Getting the RSS to work There are two ways of programming the GM300 as of 2016: one is a Windows XP program called “Radio Doctor” which can be found on a. 5ebbf469cd
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