Jim: What am I, Chopped liver?
I've sent you a few different e-amils, but never a reply. What gives? ----- Original Message ----- From: "Jim candela" <[EMAIL PROTECTED]> To: "Discussion of AM Radio" <[email protected]> Sent: Friday, July 16, 2004 3:16 PM Subject: RE: [AMRadio] dds information > > Neal, > > I don't have a web site. Maybe your thinking about James Hagerty WA1FFL > instead of me. Ask him at [EMAIL PROTECTED] > > His option F covers 160: > > f. 1.8-2.3 MHz (160 meters +) > > > Here are a few pictures of another OM's method of packaging the VFO. No > expense was spared! I love to see a truly home-brewed project. The second > link is the most informative. This is from K4VIB's QRP Website: > > http://home.att.net/~w.harbourjr/ddsvfo_1.JPG > > http://home.att.net/~w.harbourjr/ddsvfo_2.JPG > > > Jim Candela > WD5JKO > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] Behalf Of Neal Newman > Sent: Friday, July 16, 2004 2:31 PM > To: Discussion of AM Radio > Subject: Re: [AMRadio] dds information > > > Jim Do you have a website up? > I run a few broadcast transmitters on 160 Meters AM.... looking for a > crystal replacement to change Frequencys On 160 meters.. any plans on a > VFO for these type Rigs? > Neal Newman-KA2CAF > Big Iron collector > http://www.angelfire.com/nj4/wttm/rca.html > > Jim candela wrote: > > >Bill, > > > > Below is the scoop on the WA1FFL version. His email address is listed > there > >at the top. Sure would be nice to have some clean sounding AM rigs on the > >air that are also not drifting! This might be perfect for a Class E solid > >state rig, as well as some boat-anchors. > > > >This unit will also power up at the minimum frequency like Don was saying > >about his unit. A more sophisticated micro-controller, or computer > interface > >is needed for more "bells and whistles". For me, a plain-Jane DDS VFO is my > >goal. > > > >Regards, > >Jim > > > > > >-----Original Message----- > >From: James Hagerty [mailto:[EMAIL PROTECTED] > >Sent: Tuesday, May 25, 2004 7:57 PM > >To: Candela, Jim > >Subject: Re: Compact DDS VFO Information Request > > > > > >I still have plenty of boards and parts. Nice to hear from a new reader. > >My "kit" is a partial one with the hard-to-get components only. > >A programmed microprocessor is included. > >Note: R1, R8, and R9 are 1/4 watt, not 1/2 watt as stated in the parts > list. > >Parts Kit Information: To make the VFO as affordable and simple as possible > >to build, I am offering a partial parts kit that includes the following: > > 1. High-quality, commercial-grade p.c. board with the AD9835 DDS > >surface-mount chip already soldered on (professionally done, not by me!) > > 2. Output op amp (AD811AN) > > 3. Microprocessor programmed for your band of choice, including > socket. > >This kit is available for a cost of $35.00 plus $5.00 shipping and handling > >(overseas orders add $2.00, with payment with a bank check for > U.S.Dollars). > >The bands available as of today are: > > a. 3.5-4.0 MHz. > > b. 7.0-7.5 MHz. > > c. 5.5-5.0 MHz. (reverse tuning for local-oscillator operation); > >5.0-5.5 MHz. also available > > d. 10.0-10.5 MHz. > > e. 14.0-14.5 MHz. > > f. 1.8-2.3 MHz (160 meters +) > >The display reads 000.000-500.000 kHz for all of these band choices. I > >also just finished a VFO with a 1 or a 10 MHz. tuning span (up to 14.5 > MHz). > >I also have a 2 MHz span version. > > > >***I strongly advise using some filtering at the output of the VFO. If you > >do not have a copy of the W7ZOI/K5IRK receiver > >article (which contains some very nice lowpass/bandpass filter info) I can > >supply a copy of the filter design data.I also have a CQ article by Doug > >DeMaw regarding the use of solid-state VFOs with older vacuum-tube rigs, > >which may be of > >interest to you. ***In addition to the above, I am offering limited > >quantities of the following: Industrial-grade, p.c.-mount BNC connectors > for > >$7.00 each (made by Trompeter) and I have one shaft encoder for $22.00. > > All of the other parts are available from sources like Digi-Key, Mouser > >Electronics, and All-Electronics. The latter has very nice surplus displays > >for under $10.00. Anything by Optrex or Varitronix should work. > > My parts kit has only the premium parts which builders would have > >trouble getting in small quantities. Selling the kit this way saves the > >builder a lot by giving him the flexibility for choosing displays and > >enclosures, output connectors, using junk box parts, etc. and it prevents > me > >from having to stock several thousand dollars worth of parts. > > > >***Please make all checks out to: James Hagerty. > > My address is: 64 Nonquit Lane, Tiverton, R.I. 02878, U.S.A. > > I am also including a short assembly and applications ideas guide > along > >with the premium parts kit. It's about 3 pages. I have built 6 boards and I > >had no trouble whatsoever getting any of them working. > > 73, Jim WA1FFL > > > > > >-----Original Message----- > >From: [EMAIL PROTECTED] > >[mailto:[EMAIL PROTECTED] Behalf Of BILL WINTER > >Sent: Friday, July 16, 2004 1:09 PM > >To: amradio > >Subject: [AMRadio] dds information > > > > > >where can one obtain pre-programed cpu chips for either (or both) > >the wa1ffl or the kg6cyn dds devices? I can handle everything else. > >Bill > >______________________________________________________________ > >AMRadio mailing list > >Home: http://mailman.qth.net/mailman/listinfo/amradio > >Help: http://mailman.qth.net/mmfaq.html > >Post: mailto:[email protected] > >--- > >Incoming mail is certified Virus Free. > >Checked by AVG anti-virus system (http://www.grisoft.com). > >Version: 6.0.720 / Virus Database: 476 - Release Date: 7/14/2004 > > > >--- > >Outgoing mail is certified Virus Free. > >Checked by AVG anti-virus system (http://www.grisoft.com). > >Version: 6.0.720 / Virus Database: 476 - Release Date: 7/14/2004 > > > >______________________________________________________________ > >AMRadio mailing list > >Home: http://mailman.qth.net/mailman/listinfo/amradio > >Help: http://mailman.qth.net/mmfaq.html > >Post: mailto:[email protected] > > > > > > > > > > ______________________________________________________________ > AMRadio mailing list > Home: http://mailman.qth.net/mailman/listinfo/amradio > Help: http://mailman.qth.net/mmfaq.html > Post: mailto:[email protected] > --- > Incoming mail is certified Virus Free. > Checked by AVG anti-virus system (http://www.grisoft.com). > Version: 6.0.720 / Virus Database: 476 - Release Date: 7/14/2004 > > --- > Outgoing mail is certified Virus Free. > Checked by AVG anti-virus system (http://www.grisoft.com). > Version: 6.0.720 / Virus Database: 476 - Release Date: 7/14/2004 > > ______________________________________________________________ > AMRadio mailing list > Home: http://mailman.qth.net/mailman/listinfo/amradio > Help: http://mailman.qth.net/mmfaq.html > Post: mailto:[email protected] >
