¿ªÔÆÌåÓý

ctrl + shift + ? for shortcuts
© 2025 Groups.io
Re: Interstation interference book
I don't sell the filters, Hans Summers does.? ?But my curiosity is? up.? I am going to build a filter and send it to Joy to try.
By Doug Hendricks · #10066 ·
RadCom October Issue
Hiroki strikes again this month with an article about his mag loop remote controller.? He credits Jeff Reagan for the dual stepper motor idea.? He also credits 6 others for help preparing the
By [email protected] · #10065 ·
Re: Interstation interference book
Clif, Morgan filters look like the filters I would also recommend. Thanks for pointing them out.... Dave W6VYC
By David W Crocker · #10064 ·
Re: Interstation interference book
by the way, good catch on this book.? I'm really enjoying reading it. lotsa good stuff in there.? Cliff K6CLS CM87
By Cliff Sojourner K6CLS · #10063 ·
Re: Interstation interference book
my FTdx10 was getting massive front end overload from KNEW, KRE, etc., on the ROV long wire antenna. recently I bought a Morgan AM BCB filter. https://www.kf7p.com/KF7P/Morgan_Filters.html it is very
By Cliff Sojourner K6CLS · #10062 ·
Re: Interstation interference book
Doug, Good bandpass filters use air core inductors in a coupled resonator configuration which gives lower losses and better skirts. You used to be able to get these filters for around $100 for each
By David W Crocker · #10061 ·
Re: Friday
I plan to pop by the ops site, then bike, then dine (at Green Elephant) and then check out the PAARA goodies table. Best, --David KM6RI
By David · #10060 ·
Re: Interstation interference book
Dave,? I am curious as to why you don't think a band pass filter can be home brewed.? I have seen several examples on you tube that seem to work fine.? And, back in the 90's, I used to go to the
By Doug Hendricks · #10059 ·
Re: Interstation interference book
The Tactical Radio Gear guy also sells the filters and diplexers of the kind used by multi-transmitter Field day sites. ?His QRP filter kit seem to be a lower-power implementation of the same. ?I
By Ron, N6YWU · #10058 ·
Interstation interference book
Joy was asking about how to use a bandpass filter to limit interference at the Baylands. I don't recommend that you buy the filter. It is difficult to build analog filters good enough to limit
By David W Crocker · #10057 ·
Re: Friday
I also plan to be at the Baylands for lunch and ops. I am staying for the PAARA meeting (USS Hornet Radio Station) and dinner at the Green Elephant.?Dave W6VYC
By David W Crocker · #10056 ·
Re: Friday
My trip to Grand Canyon was a real hoot.?? Now I am off to Vancouver for Microwave Update Conference.? https://microwaveupdate.org/Home
By Paul AA6PZ · #10055 ·
Friday
I will be at the Baylands starting with lunch. Hope to see many of you. Hiroki AH6CY
By Hiroki Kato · #10054 ·
Does anyone have any comments or experience with assembling a pass band filter from this ebay seller..mouse10251945 (TACTICAL RADIO GEAR, LLC)?
He has a kit. I wanted to try it out at Baylands on Fridays because sometimes there is interference from other operators. While I was at Yellowstone I also heard a lot of interference from cars in the
By Joy Rabins · #10053 ·
Re: How was the Fars home brew night
The guy who chases weather balloon transmitters got first place for hacking a toaster oven, by feeding a digital bitstream into the controller from an external LED controller. He made it beep in morse
By Jeff Reagan · #10052 ·
Re: How was the Fars home brew night
What were some of the projects that you remember
By Doug Hendricks · #10051 ·
Re: How was the Fars home brew night
It was great. I missed the buffet. But there were lots of cool projects. There may have been 60 attendees. [email protected]> wrote:
By Jeff Reagan · #10050 ·
How was the Fars home brew night
Did anyone go
By Doug Hendricks · #10049 ·
Re: Power Supply
Elecraft is selling this PS.[image: image.png] Preferring to produce more high performance radios, Elecraft has chosen to market the Power Werx SS30 DV 25 Amp power supply. A compact, switch-mode
By Ned Tufekcic · #10048 ·
Re: Power Supply
when I was shopping for a power supply, I saw that it had a lot of recommendations, and then the fact that you had one tipped me over the edge into buying it ha ha. 73, Connie W6EFI
By Connie W6EFI · #10047 ·