Re: 3MHz Compact Duplexer
There are 3 VHF bands available to amateurs: 6 meters, 220 mhz, 2 meters.
The.most logical choice for a portable VHF repeater is 220 mhz.
John Mackey, KS?F
CPBE-DRB-8VSB, CBNE
503-706-6506
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John Mackey
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#169277
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Re: 3MHz Compact Duplexer
Yeah, my bad!
73, Gary
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Gary HENDRICKSON <w3dtn@...>
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#169276
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Re: 3MHz Compact Duplexer
Take a look at the Bird / Tx Rx 30-37-01A, 30-37-02A, 30-37-03A and 30-37-04A series. The 01A and 02A will do a 3.0 MHz split. The 03A and 04A will do a 1.5 MHz split. Unlike many duplexers, you
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Rob Lee K7TGU
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#169275
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Re: Final notice
My wife is a professional medical biller and coder with more billing
certifications behind her name than most DX-ers have extra call signs.
If you'd like, she can review your medical billing. It's
By
Jim Strohm
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#169274
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Link antenna polarization
Considering a VHF repeater with a typical vertically polarized omni
antenna, linked via UHF, is there a case to made for choosing either
vertical or horizontal polarization for the link yagis?
de
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Larry Horlick
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#169273
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Re: 3MHz Compact Duplexer
Gary,
I think he stated VHF, but I may be wrong….
Mark – N9WYS
Sent: Friday, September 21, 2018 11:50 AM
To: Repeater-Builder@...
Subject: Re: [Repeater-Builder] 3MHz Compact
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n9wys
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#169272
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Re: Final notice
A quick reply, and I’ll leave this go.
The hospitals don’t like me… I have several chronic illnesses which require hospitalization from time to time, but for several years before I retired,
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n9wys
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#169271
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MASTR III's For Sale
Guys,?As I mentioned here acouple of weeks ago, I have several GE MASTR III 380 to 400 MHz repeaters, andhave decided to try to find new homes for them.?I have also developed a complete frequency
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Gary HENDRICKSON <w3dtn@...>
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#169270
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Re: 3MHz Compact Duplexer
Yep, sorry about that. My bad.
This would be the 144-148Mhz, 2m band.
[Repeater-Builder] <Repeater-Builder@...> wrote:
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Brett Friermood
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#169269
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Cables for GE Mastr II S3V225UAUHA
Thank all of you for the information I have received by reading your mail.
I have received a S3V225UAUHA 225 watt VHF repeater.? The rf cables are missing and I need to make new ones.? The 110 watt
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bil.isom
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#169268
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Re: 3MHz Compact Duplexer
It’s a valid question. Last I checked ham radio in ITU region 2 has three VHF bands, 50 MHz, 144 MHz and 222 MHz.
--
Bryan Fields
M: +1-727-409-1194
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Bryan Fields
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#169267
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Re: 3MHz Compact Duplexer
Silly answer:
"VHF amateur repeater"
Which is what he says right at the beginning.
Mick - W7CAT
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Teton Amateur Radio Repeater Association (TARRA)
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#169266
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Re: 3MHz Compact Duplexer
Silly question:? What band?
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Gary HENDRICKSON <w3dtn@...>
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#169265
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Re: Final notice
At risk of getting OT
Hospitals are by far the worst The hospital business is license to steal from the elderly, medicare and supplemental insurers.
Since my Dad passed away I have taken over my
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RFI-EMI-GUY
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#169264
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3MHz Compact Duplexer
I am looking at building a portable VHF amateur repeater but am having some
difficulty finding a compact or mobile type duplexer for the application.
Not necessarily wanting to buy one at the moment,
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Brett Friermood
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#169263
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Re: Flatpack with horrible insertion loss
I have two such units originally built/tuned for the UHF ham band. If you are interested, Bob, drop me a direct line.
Kevin
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Kevin Custer
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#169262
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Re: Flatpack with horrible insertion loss
Bob,
RFS/PD used to make a compact notch-only UHF duplexer; I can't think of the
model number off the top of my head. They were constructed similiar to the
ubiqutous PD/RFS 633 series duplexers, but
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Jeff DePolo WN3A
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#169261
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Re: Flatpack with horrible insertion loss
Yeah, nearly all flatpack/mobile duplexers I've seen are rated at 50 W or less...
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Jim Barbour
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#169260
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Re: Flatpack with horrible insertion loss
OK that's too low for my needs. When you run 2 TXs through it the power rating needs to be higher than the sum of the input powers due to the higher voltage peaks you get as opposed to a single TX of
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Bob Dengler
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#169259
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Kenwood TKR-750 Ver2 AUX I/O Programming Help for COR - CTCSS TX Triggering?
Ken, Or anyone that can help.
Looked at an old post you commented to.
<----Yes, this is very easy to do provided your TKR is a Version 2
1) Program up one of the Aux In/Outs as an output for
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VA3EXT
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#169258
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