[digitalradio] Re: ROS back bigger and better !

2010-07-20 Thread g4ilo
--- In digitalradio@yahoogroups.com, KH6TY kh...@... wrote: I think there are valid reasons for the FCC only allowing spread spectrum above 222 Mhz (where there is plenty of room!). A single spread spectrum signal on HF may go unnoticed by most stations, but what happens if 100 (in range)

[digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency

2010-07-20 Thread g4ilo
--- In digitalradio@yahoogroups.com, k...@... wrote: Quite frankly, RTTY could easily be replaced with PSK63 as the prime digital contest mode. However, many PSK operators are so clueless and often downright rude when it comes to contests that its an extremely uphill battle. We could

[digitalradio] Re: ROS back bigger and better !

2010-07-20 Thread g4ilo
--- In digitalradio@yahoogroups.com, KH6TY kh...@... wrote: Just use common sense.. Garrett / AA0OI Common sense says follow the regulations, because they were made for the benefit of everyone, and not just for what a few who would like to do what they wish without regard for

[digitalradio] Re: Operating ROS In USA

2010-07-20 Thread g4ilo
--- In digitalradio@yahoogroups.com, Andy obrien k3uka...@... wrote: actually, this could be a good development because I still have a funny feeling that they would balk at the idea of calling it illegal. I don't use the mode because I am chicken, but there are still many in the USA that

AW: [digitalradio] Re: ROS back bigger and better !

2010-07-20 Thread Siegfried Jackstien
The inventor is an idiot . not cause he invented the mode nor cause he said it is spread spectrum Bur because he still hold on the software that does send the false autogenerated spots

Re: [digitalradio] Re: ROS back bigger and better !

2010-07-20 Thread KH6TY
Julian, This regulation was made years ago and just covers all spread spectrum. In the FCC's opinion, ROS is spread spectrum, both by description by the author and lab analysis. So, they had no choice but to uphold the current ruling. If someone wants to redefine spread spectrum on HF as

Re: [digitalradio] Re: ROS back bigger and better !

2010-07-20 Thread KH6TY
Who is to decide what is harmful to the general population or not - the individual looking out for himself, or the public looking out for everyone (in the form of a republic) including that individual? 73, Skip KH6TY On 7/20/2010 4:34 AM, g4ilo wrote: --- In digitalradio@yahoogroups.com

[digitalradio] Re: Operating ROS In USA

2010-07-20 Thread k8yzk
Sounds like a LID response. Channel 19 is 27.185 Mhz, I am sure the will welcome you back. Kurt K8YZK --- In digitalradio@yahoogroups.com, AA0OI aa...@... wrote: Spoken like a good Nazi   Garrett / AA0OI From: Thomas F. Giella NZ4O n...@... To:

Re: [digitalradio] Re: ROS back bigger and better !

2010-07-20 Thread KH6TY
Julian, For example, five years ago, Winlink attempted to get the FCC to allow then to use Pactor-III ALL OVER the phone bands, with the argument that the bandwidth was no greater than a phone signal. Do you think that should have been allowed for the benefit of that 1% of the US ham

Re: [digitalradio] Operating ROS In USA

2010-07-20 Thread Dave Cole
BINGO!!! I invoke Godwin's Law!!! See: http://en.wikipedia.org/wiki/Godwin%27s_law Dave NK7Z On Mon, 19 Jul 2010 18:56:58 -0700 (PDT) AA0OI aa...@yahoo.com thus spake: Spoken like a good Nazi   Garrett / AA0OI From: Thomas F. Giella NZ4O

Re: [digitalradio] Re: ROS back bigger and better !

2010-07-20 Thread AA0OI
SO ! that whats in my swimming pool.. I'll have to add more chlorine..   Garrett / AA0OI From: Dave AA6YQ aa...@ambersoft.com To: digitalradio@yahoogroups.com Sent: Mon, July 19, 2010 9:58:44 PM Subject: RE: [digitalradio] Re: ROS back bigger and better !  

Re: [digitalradio] Re: ROS back bigger and better !

2010-07-20 Thread AA0OI
Just because the Government has written it down on paper, does not make it right.. And not to start another argument, but incase you haven't noticed we've lost control of our Government and that includes the FCC   Garrett / AA0OI From: James Hall

AW: [digitalradio] Re: ROS back bigger and better !

2010-07-20 Thread Siegfried Jackstien
And not to start another argument, but incase you haven't noticed we've lost control of our Government and that includes the FCC Snip.. Is there ANY country in the world where the people have control over their government??? Where can I get a flight ticket to there?? Just kidding

[digitalradio] Re: Operating ROS In USA

2010-07-20 Thread Thomas F. Giella NZ4O
Garrett /AA0OI said Spoken like a good Nazi NZ4O says it's all about obeying the law. The Nazi's did not obey the law and it was their downfall. Garrett /AA0OI said What happened to the real Americans ??? NZ4O says real American's used to obey the law. As a society we are no longer doing

AW: [digitalradio] Operating ROS In USA

2010-07-20 Thread Siegfried Jackstien
Subject says operating ros in usa .. And the discussion was long enough So godwin is right hi hi Can we now come back to the topic?? I found it very bad that you come from digital radio to historical politics but maybe godwin IS RIGHT with his law Greetz Sigi

Re: AW: [digitalradio] Re: ROS back bigger and better !

2010-07-20 Thread AA0OI
No eveyone is Leonardo DaVinchi, or me !  Garrett / AA0OI From: Siegfried Jackstien siegfried.jackst...@freenet.de To: digitalradio@yahoogroups.com Sent: Tue, July 20, 2010 5:45:34 AM Subject: AW: [digitalradio] Re: ROS back bigger and better !   The inventor

AW: [digitalradio] Re: Operating ROS In USA

2010-07-20 Thread Siegfried Jackstien
Garrett /AA0OI said What happened to the real Americans ??? NZ4O says real American's used to obey the law. As a society we are no longer doing that and it's one of the reasons that America is in total societal collapse. Snip... Real americans??? Had red skin and were killed by white men

Re: [digitalradio] Re: Operating ROS In USA

2010-07-20 Thread AA0OI
That right they would.. I hold a Exta Class ham license I hold Commercial Pilots License, single engine land , multi engine land , Insturment rated, CFI, CFII, Multi Engine Instructor. with over 20,000 hrs I hold a Captians Liscense for over 600,000 tons I Owned my own company teaching

Re: [digitalradio] Operating ROS In USA

2010-07-20 Thread AA0OI
Dave: Very good,, I could have done worse and call him O'Bama !   Garrett / AA0OI From: Dave Cole d...@nk7z.net To: digitalradio@yahoogroups.com Sent: Tue, July 20, 2010 7:43:51 AM Subject: Re: [digitalradio] Operating ROS In USA   BINGO!!! I invoke Godwin's

Re: AW: [digitalradio] Operating ROS In USA

2010-07-20 Thread AA0OI
HiSigi: The thing is it would take some Washington Idiot a total of 5 min to sit down an say,, Yes you can use it, or No you can not   But nothing in Washington takes 5 min..   Garrett / AA0OI From: Siegfried Jackstien siegfried.jackst...@freenet.de To:

Re: AW: [digitalradio] Re: ROS back bigger and better !

2010-07-20 Thread AA0OI
I wasn't alway this way,, and someday we'll have to take it back !!   Garrett / AA0OI From: Siegfried Jackstien siegfried.jackst...@freenet.de To: digitalradio@yahoogroups.com Sent: Tue, July 20, 2010 8:43:53 AM Subject: AW: [digitalradio] Re: ROS back bigger

Re: [digitalradio] Re: Operating ROS In USA

2010-07-20 Thread AA0OI
Andy asked me not to call you a Nazi,, that it was personal,, so I retract it,,, You O'bama You. Thomas Jefferson said, that at some time our government would become so out of hand that we the people would have to take back control of it.. (The second amendment ain't about hunting) Sit back and

[digitalradio] Re: DominoEX On VHF FM

2010-07-20 Thread kb2hsh
Good morning all... This has been interesting me since I read about it in QST last year. I, too, have been looking to do some experimenting with this mode. Last year, I briefly tested this by heading to my Churchabout 3.5 miles away. I brought along my TINY Sony Vaio and my IC-2AT...and

Re: [digitalradio] Re: Operating ROS In USA

2010-07-20 Thread Rudy Benner
Can we PLEASE dispense with the dick waving contests, and the political rhetoric. Believe it or not, the rest of the world cares little for your politics. Can we please get back to ham radio? VE3BDR From: AA0OI Sent: Tuesday, July 20, 2010 10:12 AM To: digitalradio@yahoogroups.com

Re: [digitalradio] Re: DominoEX On VHF FM

2010-07-20 Thread Rudy Benner
That sounds like fun, and useful too. ve3bdr in kanuckistan From: kb2hsh Sent: Tuesday, July 20, 2010 10:16 AM To: digitalradio@yahoogroups.com Subject: [digitalradio] Re: DominoEX On VHF FM Good morning all... This has been interesting me since I read about it in QST last year. I,

RE: [digitalradio] Re: Operating ROS In USA

2010-07-20 Thread Rud Merriam
Actually, the Nazi's did obey the law. (That is not a defense of their actions.) They just changed the law to make whatever they wanted to do legal, or did it outside of Germany where the law did not apply. - 73 - Rud Merriam K5RUD http://mysticlakesoftware.com/ -Original

[digitalradio] Re: DominoEX On VHF FM

2010-07-20 Thread la7um
How will RMS Express running WINMOR in either SSB mode or FM mode fit in between this comparisons? Can even be adjusted to run through repeaters. Can run Peer to Peer or to a WInlink RMS WINMOR. I am looking forward to learning about pros an cons. 73 de la7um Finn --- In

AW: AW: [digitalradio] Operating ROS In USA

2010-07-20 Thread Siegfried Jackstien
They would say . you know the rules and you have to follow the rules The thing is . who has to make the technical decision if ros is spread spectrum so forbidden in us (answer: the user) Next thing is . is ros really ss??? What I know about ss is sender and receiver are spreading the data very

Re: AW: AW: [digitalradio] Operating ROS In USA

2010-07-20 Thread KH6TY
The FCC has actually analyzed the mode (to my surprise!) and says it is SS, and we are obliged to accept their determination. To use it, someone just must file a petition to change the regulations. 73, Skip KH6TY On 7/20/2010 11:03 AM, Siegfried Jackstien wrote: They would say ... you know

[digitalradio] Yaesu FT-690

2010-07-20 Thread jon_g4fut
Does anyone use the FT 690 for 50Mhz digital? Especially with the Signalink. If so I'd like to know the equipment number of the connecting serial cable which attaches both these units. Jon G4FUT

Re: [digitalradio] Yaesu FT-690

2010-07-20 Thread Rudy Benner
Part Numbers Options: SignaLink USB Part Numbers (please specify when ordering): a.. SLUSB4R - For 4-Pin Round Mic Connector b.. SLUSB8R - For 8-Pin Round Mic Connector c.. SLUSBRJ1 - For RJ-11 Mic Connector d.. SLUSBRJ4 - For RJ-45 Mic Connector e.. SLUSB5PD - For 5-pin DIN Data /

Re: AW: AW: [digitalradio] Operating ROS In USA

2010-07-20 Thread Trevor .
--- On Tue, 20/7/10, KH6TY kh...@comcast.net wrote: The FCC has actually analyzed the mode (to my surprise!) Hi Skip, I know we've been round this loop before but I'd still like to see the report the FCC are alleged to have produced. If it does exist I'd have though a US citizen would be

[digitalradio] Re: Yaesu FT-690

2010-07-20 Thread jon_g4fut
Thanks Rudy, Yes, I am very happy with Signalink, I use one with my ICOM 718 for data so wish to move onto 6 metres now Regards Jon --- In digitalradio@yahoogroups.com, Rudy Benner ben...@... wrote: Part Numbers Options: SignaLink USB Part Numbers (please specify when ordering): a..

[digitalradio] Re: Yaesu FT-690

2010-07-20 Thread jon_g4fut
Rudy, I pressed the SEND button too soonfrom the list you kindly posted will this cable SLCAB8R ...be the correct one for the connection from the Signalink to the Yaesus 8 pin mike socket? Regards again Jon --- In digitalradio@yahoogroups.com, jon_g4fut jon_g4...@... wrote: Thanks Rudy,

Re: AW: AW: [digitalradio] Operating ROS In USA

2010-07-20 Thread KH6TY
Hi Trevor, I have already previously stated that a FCC engineer with the FCC group analyzing ROS told me what was done, and what was concluded, and I wa asked not to divulge his name. Whether or not there was a report issued, I do not know. I don't know of any US amateurs raising any

Re: AW: AW: [digitalradio] Operating ROS In USA

2010-07-20 Thread John Becker, WØJAB
At 12:19 PM 7/20/2010, you wrote: Do you know if any US amateurs are raising a Petition for Rulemaking to move to regulation by bandwidth instead of mode ? Trevor, We in the USA have been down this path before. And every time the FCC has said the same thing. I really don't know just where you

Re: [digitalradio] Re: Operating ROS In USA

2010-07-20 Thread AA0OI
You'd better care about our politics,, if we go under, so does the rest of the world !   Garrett / AA0OI From: Rudy Benner ben...@vianet.ca To: digitalradio@yahoogroups.com Sent: Tue, July 20, 2010 9:24:46 AM Subject: Re: [digitalradio] Re: Operating ROS In

Re: AW: AW: [digitalradio] Operating ROS In USA

2010-07-20 Thread AA0OI
Hi Sigi: It once was a nice place,, but is falling apart quickly !   Garrett / AA0OI From: Siegfried Jackstien siegfried.jackst...@freenet.de To: digitalradio@yahoogroups.com Sent: Tue, July 20, 2010 10:03:06 AM Subject: AW: AW: [digitalradio] Operating ROS In

[digitalradio] Re: Operating ROS In USA

2010-07-20 Thread k8yzk
Well with everything you hold and a $1 you can buy a cup of coffee at Mac's. I hold a Extra Class and been licensed since 1966 when you did not have to memorize the test, and had to know Morse Code. I am retired army, I have shot everything from 45 cal up to a 109MM. I am qualified with

[digitalradio] Re: ROS back bigger and better !

2010-07-20 Thread graham787
Well the pen is mightier than the sword ..as demonstrated by the clurk who drafted the barn door catch 220 clause .. which of the wide modes is going to be banned next , olivia may be?, that seems to work nicely and originated out side the union ? G . --- In

Re: AW: [digitalradio] Operating ROS In USA

2010-07-20 Thread graham787
And every time the FCC has said the same thing. Q .. Did it get passed the 'Cross-road' ? some one needs to take the By-pass :) Bandwidth enhanced , who drafted the clause , Tim Leary ? --- In digitalradio@yahoogroups.com, John Becker, WØJAB w0...@... wrote: At 12:19 PM 7/20/2010,

RE: [digitalradio] Re: Operating ROS In USA

2010-07-20 Thread W5XR
This is interesting, but I am curious, are you bragging or complaining? Bob, W5XR From: digitalradio@yahoogroups.com [mailto:digitalra...@yahoogroups.com] On Behalf Of AA0OI Sent: Tuesday, July 20, 2010 7:58 AM To: digitalradio@yahoogroups.com Subject: Re: [digitalradio] Re: Operating ROS In

Re: [digitalradio] Re: Operating ROS In USA

2010-07-20 Thread AA0OI
right, I still can't copy over 63 wpm code and that I learned in 1971..   Garrett / AA0OI From: k8yzk k8...@yahoo.com To: digitalradio@yahoogroups.com Sent: Tue, July 20, 2010 1:47:02 PM Subject: [digitalradio] Re: Operating ROS In USA   Well with everything

Re: [digitalradio] Re: ROS back bigger and better !

2010-07-20 Thread AA0OI
WOMEN ?!   Garrett / AA0OI From: Ted Bear w7...@juno.com To: digitalradio@yahoogroups.com Sent: Tue, July 20, 2010 2:21:45 PM Subject: [digitalradio] Re: ROS back bigger and better !   Holy Moly.. When you guys going to drop the ROS subject and get back to

Re: [digitalradio] Re: Yaesu FT-690

2010-07-20 Thread Rudy Benner
Well, I think that is correct, but I seem to be getting my butt kicked all day, so I decided to send you enough data to figure it out and come out smelling rosy for a change. I think I get the Bonehead Award today. Don't forget that you will need a cable for the receive, that part is easy. If

Re: [digitalradio] Re: Operating ROS In USA

2010-07-20 Thread Rudy Benner
Whatever. From: AA0OI Sent: Tuesday, July 20, 2010 2:26 PM To: digitalradio@yahoogroups.com Subject: Re: [digitalradio] Re: Operating ROS In USA You'd better care about our politics,, if we go under, so does the rest of the world ! Garrett / AA0OI

Re: [digitalradio] ROS HF Path Simulations wide vs. narrow

2010-07-20 Thread KH6TY
Tony, Our on-air tests show that ROS 16 baud, 2200 Hz wide spread spectrum was very poor on UHF under Doppler spreading. Can you confirm this with flutter tests like Jaak has done on http://contestia.blogspot.com/p/pathsim_09.html ? 73, Skip KH6TY On 7/19/2010 9:42 PM, Tony wrote: All,

[digitalradio] Re: Yaesu FT-690

2010-07-20 Thread jon_g4fut
Rudi, No kicking from me...instead I'll defend you for the excellent information you sent... :-) Cheers Jon --- In digitalradio@yahoogroups.com, Rudy Benner ben...@... wrote: Well, I think that is correct, but I seem to be getting my butt kicked all day, so I decided to send you enough

[digitalradio] Parting with RTTY equipment

2010-07-20 Thread John Becker, WØJAB
After thinking about a for a while - I'm going to part with all my RTTY equipment. It's all going. John, W0JAB

RE: [digitalradio] Parting with RTTY equipment

2010-07-20 Thread Mark T. Regan, K8MTR
Post a notification to the Greenkeys mailing list. __ GreenKeys mailing list Home: http://mailman.qth.net/mailman/listinfo/greenkeys Help: http://mailman.qth.net/mmfaq.htm Post: mailto:greenk...@mailman.qth.net Mark T. Regan,

QRE: AW: AW: [digitalradio] Operating ROS In USA

2010-07-20 Thread Dave AA6YQ
The ARRL withdrew its regulation by bandwidth instead of mode proposal before the FCC responded. This proposal generated a lot of commentary from the US amateur community, all of which remains available online. If you review these, you will find that most comments opposing the proposal cited the

[digitalradio] Moderator (again) Politics

2010-07-20 Thread Andy obrien
Me again. In addition to a prohibition on personal attacks , this group should be free of politics . This does not preclude disagreement with Ofcomm, IARU, CRTC, FCC, or other national bodies when it relates to amateur radio. It does mean that we should avoid declarative statements about one

[digitalradio] (unknown)

2010-07-20 Thread Peter Jordahl
Andy, I am sick and tired of reading the political comments and name calling about ROS. The discussion has devolved from a discussion (too long, IMHO) about the technical aspects of ROS to personal attacks and political discussions about which laws we in the USA should obey, neither of which have

Re: [digitalradio] Re: ROS back bigger and better !

2010-07-20 Thread Robert Klinger
I sure am glad I grew up! MAN! Get a life! From: Ted Bear w7...@juno.com To: digitalradio@yahoogroups.com Sent: Tue, July 20, 2010 3:21:45 PM Subject: [digitalradio] Re: ROS back bigger and better ! Holy Moly.. When you guys going to drop the ROS subject and

Re: [digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency

2010-07-20 Thread k3mm
The IMD shouldnt be a significant problem unless something is overdriven. However, you see that with PSK31 and to a lesser extent RTTY fairly often on the bands, although most of what i see is 60 cycle hum and audio harmonics related to that, rather than just pure overdrive. AFSK, etc., is

Re: [digitalradio] Moderator (again) Politics

2010-07-20 Thread KC5GNB
Andy, it seems to be time for a poll. 1. I wish to continue reading discussions of ROS 2. Enough already, lets talk about something else! Care to guess what the vote would be? Bill On 7/20/2010 4:51 PM, Andy obrien wrote: Me again. In addition to a prohibition on personal attacks , this

Re: [digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency

2010-07-20 Thread Ralph Mowery
- Original Message From: g4ilo jul...@g4ilo.com To: digitalradio@yahoogroups.com Sent: Tue, July 20, 2010 4:29:15 AM Subject: [digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency Just because a mode is better doesn't mean that people will want to use it, though, and I

Re: [digitalradio] Re: Yaesu FT-690

2010-07-20 Thread Rudy Benner
Thank you. From: jon_g4fut Sent: Tuesday, July 20, 2010 4:22 PM To: digitalradio@yahoogroups.com Subject: [digitalradio] Re: Yaesu FT-690 Rudi, No kicking from me...instead I'll defend you for the excellent information you sent... :-) Cheers Jon --- In digitalradio@yahoogroups.com,

Re: [digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency

2010-07-20 Thread KH6TY
PSK63 was developed as an intended RTTY contesting mode replacement, not for conversation. PSK31 is too slow for contesting and has a preamble and a postamble that slows turnovers down, so the idea was that 100 wpm PSK63 would, overall, including faster turnovers than PSK31, be as fast as RTTY

[digitalradio] directly modulate computer /thus eliminating transceiver audio input

2010-07-20 Thread obrienaj
I am developing a 'modem' to directly modulate computer generated modes to RF thus eliminating the requirement of using a transceiver audio input Welcome to the group, tell us more. Andy K3UK

Re: [digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency

2010-07-20 Thread J. Moen
I completely understand the lure of the old mechanical teleprinters. But I have to say I was surprised at my reaction to the addition of RTTY to the firmware in my NUE-PSK modem. I typically use the NUE-PSK battery powered plugged into my 817 while doing QRP in the field. I don't need to

Re: [digitalradio] directly modulate computer /thus eliminating transceiver audio input

2010-07-20 Thread J. Moen
Will be interesting to compare this effort to the NUE-PSK, which takes a different appoach. They have a modem that plugs directly into a transceiver's Data port eliminating the need for PCs and soundcards, but they are now working on a NUE-SDR transceiver that either will fit as a card inside

[digitalradio] 70cm -2M-6M-10M fan dipole ?

2010-07-20 Thread obrienaj
I am planning another HF installation soon and may have a 33ft mast begging for some extra creative thing to hang off it . I do not do 70cm -2M-6M much and think I should , just to be able to get out when there are bands openings. Nothing with DX in mind, just something omni-directional would

[digitalradio] QRV 28120 full time digi modes

2010-07-20 Thread Andy obrien
With hopes of 10M slowly improving, I have activated a full time 10M station. Full time, meaning the 25 Watt rig is permanently on 28120 USB. This is dedicated to digital modes and CW, trip the squelch and if I am in the shack...I will try to work you. 28120 was chosen due to the likelihood of

Re: [digitalradio] directly modulate computer /thus eliminating transceiver audio input

2010-07-20 Thread Gary Edwards
NUE PSK is great for back packing and mobile operation so long as only PSK 31 or RTTY is of interest. Computers offer a richer display with more options and the ability to generate many different modes. The idea is to go directly from the computer via IP to a back box that is broadband and

Re: [digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency

2010-07-20 Thread Ralph Mowery
From: J. Moen j...@jwmoen.com To: digitalradio@yahoogroups.com Sent: Tue, July 20, 2010 8:33:06 PM Subject: Re: [digitalradio] Re: Olivia vs. RTTY vs. PSK spectrum efficiency I completely understand the lure of the old mechanical teleprinters.  But I

Re: [digitalradio] directly modulate computer /thus eliminating transceiver audio input

2010-07-20 Thread J. Moen
Remote control. Very useful in some situations. Especially if you aren't allowed to have decent antennas where you live. The kick I get from battery-operated QRP operation is communicating without infrastructure. I am out there with a battery, a radio, a NUE-PSK modem and a portable antenna.

Re: [digitalradio] directly modulate computer /thus eliminating transceiver audio input

2010-07-20 Thread James Hall
It'd be pretty cool if that nue-psk device was a little more like this: http://en.wikipedia.org/wiki/TRS-80_Model_100 With the built in keyboard. Is it very cumbersome to have that, a keyboard and your radio going all at once? On Tue, Jul 20, 2010 at 10:20 PM, J. Moen j...@jwmoen.com wrote: 

Re: [digitalradio] directly modulate computer /thus eliminating transceiver audio input

2010-07-20 Thread Rudy Benner
HEY !! I had one of those. In fact, I had a Trash 80 Model 1 with 4 k of RAM and Level I rom. That cassette interface was a POS. I also had most of the other TRS models at one time or other. From: James Hall Sent: Tuesday, July 20, 2010 11:04 PM To: digitalradio@yahoogroups.com Subject: Re:

Re: [digitalradio] ROS HF Path Simulations wide vs. narrow

2010-07-20 Thread Tony
On 7/20/2010 3:54 PM, KH6TY wrote: Our on-air tests show that ROS 16 baud, 2200 Hz wide spread spectrum was very poor on UHF under Doppler spreading. Can you confirm this with flutter tests like Jaak has done. Skip, My path tests show that ROS is less tolerant to Doppler spread than Olivia

Re: [digitalradio] directly modulate computer /thus eliminating transceiver audio input

2010-07-20 Thread J. Moen
Well, I set up a portable chair that has a small shelf on the side where I place my 817. Battery on the ground. The NUE-PSK and very small keyboard sit on my lap. Works very comfortably. With PSK, I don't need to tune the radio very often, typically. I also liked the Commodore back in