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Hi Manuel, Just had a quick look at the photo's and the C-Code source, congratulations, excellent work, I will have a closer look as soon as I have some free time, my BITX20 is using

Hi Paolo, also in the (no longer exsisting) 'RAM' (Radio Amateur Magazine) was the circuit discribed. That author is subcribed to the list (its me ;-) No exact component details were given, only the

Hi Manuel, perhaps, it is because that topic should be in the huff and puff yahoo group? http://groups.yahoo.com/group/HuffPuffVFO/messages Chris.

hi and greeting from UK. I must have missed an earlier post on this .... All developments of the unit I am watching but at the moment other club matters have slowed my progress ..it happens when you

Sorry, but realy nobody is interested in my PLL project?? It is MC145170 and 16F628 based. It is working 100% in BITX. I post the schematic, photos and the C source code of working beta in the files

Hi, I just discovered that a series of 4 articles about BITX20 has been published on the Italian magazine "RadioKit Elettronica" (03/2005 to

a bit of insulation tape on the core will certainly help matters..... &#92; mm ali vu2ali Quoting Ashhar Farhan <farhan@...>:

the problem with balun is that it has a sharp edges. these edges nick the enamelled wire being passed around. and the wire gets scrapped and touches the core. if more than two wires get nicked, they

Guys I am building a BITX and have the rx working very nice. However, there is a problem of microphics around the detector/af amp. Ceramics replaced, as per past postings. No change. I have now traced

What a great site site ... Thanks for flagging it up Charles G4VSZ Hon Sec of BRATS Gillingham Kent

http://www.ve3sqb.com/

Hi Tim, Yes, built the original design (correct the IC1 pin assigment, pin 5 and 6 is in reverse order), then add everything else to your personal taste. BITX is an excellent rig, I have built mine

Hi all, I have been toying for a while now about building this rig, and just found the Yahoo group. I am sure there have been changes to the BITX-20. Where might I find the version that is most

http://homepage.tinet.ie/~ei9gq/6m.html for men that the bitx build to 6 meters have at this perhaps something arjan pe1abe

Mike As I sit here looking at the Jameco catalog <www.jameco.com> I see IRFxxx devices listed as: DEVICE EACH Q=10 Q=100 Q=1000 ======= ====== ====== ======

Currently on UK's Ebay Auction site.. Item number: 7527490184 ( lot of 10 ) International Rectifier IRF510's Buy it now price is 4.95 GBP hth someone.. Mike --

Congratulations with 200th member and the 1-year birthday Ashar! This a a fantastic forum ! How about a design for the "magic" 6 m band ? Ashhar Farhan <farhan@...> wrote: i noticed that

i noticed that we are a group of more thna 200 now. and last month turned one year old. i am itching to get some free timet to revise the bitx design. there have been quite a few serious fixes of

Thanks for advice Arv, As you can see in the forum, several designs have been realized using IRF's in 6m PA stages (the ones I have seen up till now, only with multiple IRFs). So I guess the problems

Dear Heinz, I really appreciate your summurization of all those good sources! Another proof that IRF (610) can be used on the 'magic' 6 m band. Up till now I have noticed 6m PA-stages with multiple