The Defpom Forum, for RadioMods, S&M Software and Music by The Defpom

THANK YOU! I'll try it out!!! I'll let you know later. So you're saying if i change that components will I enhance the radio's frequency range? (More than the original 1,7 Mhz e.g. from 26.705 to 28.475?) I had never heard about that new VCO. Has it a wide range? And should I add three more varicaps...

Thanks Rick for your attention !!! My Dragon has an OLD TYPE VCO. Just one KDV251. I've added a BB405 varicap just because it has a lower capacity compared to KDV251 at the same tension (In order to get higher frequencies). What do you mean with "use all the same varicaps" ? Should I add a...

Please help me! I promess you i'll be very grateful to you!!!
Please see my post. I think you're my only hope.
Thanks!

Hi. I own a Dragon TRC485. I already did the trick to get 400 channels using this: http://www.radiomods.co.nz/trc485mod.html But "To transmit / receive on all of the 400 channels it is necessary to adjust the VCO." I've adjusted the VCO tuning the resonance coil but in that way i can only ...