Search found 13 matches

by bg7iyn
Mon Mar 02, 2020 4:12 am
Forum: General discussions
Topic: OpenGD77 on the Baofeng DM-1801
Replies: 51
Views: 29443

Re: GD-77 vs Baofeng DM-1801 teardown

I'm definitely not abandoning the GD-77 The Baofeng radios seem to have worse RF performance than the GD-77. I have seen some spectrum analysis plots of the RF Tx from a Baofeng RD-5R and it was quite dirty. But since I already have one of these radios, I thought I may as well take it apart and pot...
by bg7iyn
Mon Mar 02, 2020 2:29 am
Forum: General discussions
Topic: OpenGD77 on the Baofeng DM-1801
Replies: 51
Views: 29443

Re: GD-77 vs Baofeng DM-1801 teardown

from http://members.optuszoo.com.au/jason.re ... 77mods.htm
i saw GD77 USE W25Q80BV 1M spi flash,and DM-1801 use 25Q16 2M,so need to change SPI driver to work on it.
by bg7iyn
Mon Mar 02, 2020 1:54 am
Forum: Codeplugs
Topic: Chinese codeplug for SZ
Replies: 1
Views: 2633

Chinese codeplug for SZ

Some freq and dmr repeater.