Sorry to be off topic but it does deal with getting a few extra db :-) Does anyone make kits for RF Speech Processors these days? I have an old Datong unit but would like another one for another loca
Peter Frenning, OZ1PIF wrote: Ouch, you dont pull you punches Rich! Actually both compressors and the much ridiculed "Apollo Beep" have their uses, especially in very weak signal, VHF and above, voic
Thank you to everyone who contacted me both on and off list. Quite a lot of folk pointed me to audio clippers rather than RF Processors. Just for the information of the guys who don't know, there is
Hello all, I have a couple of 3rd party bases for 4cx250 valve bases but am unsure if they are designed for HF or VHF operation. I know that the capacity of the inbuilt screen grid capacitor was diff
Thanks Gary, Took a look and also at the pages to which the site links. Opened up quite a few PDF's for the various valve bases for the 250b. Looks like the SK600/610 has a 2700pf decoupling ring whi