Hi > On Nov 27, 2014, at 5:10 PM, Gerhard Hoffmann <dk...@arcor.de> wrote: > > Am 27.11.2014 um 23:30 schrieb Bob Camp: >> Hi >> >> Finding the RF transformer parts is still a bit of a challenge. > > No. These work quite good for me: > > CX2074 4:1 CT > CX2147 1:1 CT
To get back to the original post: Which Fair-Rite cores listed on Mouser can be used for making transformers? There are a variety of people making pre-wound parts. Bob > > < > http://www.digikey.de/product-search/de/rf-if-and-rfid/balun/3539019?k=cx2074 > > > > The 1:1 is optimum for the NIST doubler at the sources, btw. > The 4:1 as an autotransformer 9:1 at the drains. (2*BF862). > Gives you 13 dBm @ 2f for 13 dBm in at 1f upto 40 MHz in. > > Still searching a good balun xformer for 800 MHz in.--> 1600 out. > > regards, Gerhard > > > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
