Search found 3 matches

by 3ew29
Tuesday 19th Jun 2007, 9:04
Forum: CB Radio Modifications
Topic: Grant XL frequency mod
Replies: 17
Views: 29148

Hello Rick You make the statement that ham rigs have problems with frequency coverage across the 26-28Mhz band when they are modified. You specified that the BandPass Filter is not tuned to cover this frequency range. You will have to be more specific to convince, not only me, but millions of other ...
by 3ew29
Tuesday 29th May 2007, 4:04
Forum: CB Radio Modifications
Topic: Grant XL frequency mod
Replies: 17
Views: 29148

Hello Rick I am located in Melbourne Australia and 99% of all operators here only require the channels/frequencies between 27.405 and 27.995Mhz when the rig is modified in this chassis, or in fact, any other chassis for that matter. With a couple of other mods to broadband both the tx and rx the rig...
by 3ew29
Friday 25th May 2007, 11:50
Forum: CB Radio Modifications
Topic: Grant XL frequency mod
Replies: 17
Views: 29148

Re MB8719 Mods

The MB8719 chip has been out for 25 years now and on all the mod sites all of them are still using the on-off-on switch to make the 10k/c jump. Why not upgrade a little bit and put a common NPN transistor on the pin so that it Automatically selects the OPPOSITE of the binary code that is on the pin ...