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Re: SASI Prob



Looks like the problem was the DIN plug was not seated "good" even though I 
did it several times.  The AZ looks to also be 180 degrees reversed. Which 
way do the bolts on the EL rotor face (North or South)?

Les

At 06:41 PM 6/21/2005, you wrote:
>Hello Les,
>
>Returning both rotors to the zero degree position, fliped or not,
>should produce a 0 reading in the Raw A/D reading box, suposing
>you cerefully adjusted the 255 reading at the oposite end at 360 and/or
>180 degree point.
>
>Last not least there is an other possibility depending on your operating
>sistem, that the SASI it 'not talking' with your PC.First check if your SASI
>Sat Tracker have been recognised by your operating platform, be shure that
>port setting are paralel port 1,base addr. 0378, if yes please check the Nova
>for Windows site and there at some place, you have to search for it, you 
>should
>find a patch or driver to be installed wich makes SASI to talk to you Windows
>operating sys. Some Windows OS do not talk to SASI and need this patch ou
>driver.
>
>If nothing of the above helps the bug is some place else and a little dificult
>to 'diagnose' from here, with out disassembling the whole set.
>
>Drop me line a tell me what happened
>
>73
>Nicolaus Sallay-PP8DA
>n.sallay@vivax.com.br
>Verificado com AVG AntiVirus V 7.0.3
>
>
>----- Original Message ----- From: <sco@sco-inc.com>
>To: "Nicolaus Sallay" <n.sallay@vivax.com.br>
>Cc: <amsat-bb@amsat.org>
>Sent: Tuesday, June 21, 2005 8:24 AM
>Subject: Re: [amsat-bb] SASI Prob
>
>
>>The RAW data stays at 255 and never moves, no matter what levers I push.
>>Does this mean both rotors are flipped and are at the maximum position now?
>>I have had strange problems running my SASI with the current version of 
>>NOVA before. Could this be a Nova problem or my rotors are just not 
>>properly aligned?
>>
>>
>>At 06:40 PM 6/20/2005, you wrote:
>>>Hi Les,
>>>
>>>- let me polish my english lenguage expertise and try to give you a hand 
>>>on this.
>>>
>>>Acording to you two mails,it seem to me that you did not calibrated your 
>>>rotor
>>>in the Nova for Windows evinronment.
>>>
>>>Please start Nova for Windows and click setup--> antenna rotator, next click
>>>the Interface tab and mark the azimuth rotator range 180-0-180,next mark the
>>>elevation rotator range 0-180 degrees.This is to define the operating 
>>>range of
>>>the two rotators.Please mark the max positions also.
>>>
>>>Next click the calibration tag.
>>>
>>>Please be shure that your elevation metere reads 0 Zero with the 
>>>contoller switched
>>>off , if not use the front screw to zero the meter.Switch the controll 
>>>box on and
>>>turn the elevation rotor to the full horizontal position, antenna level 
>>>at this point,if
>>>not, adjust it to level position by loosing th respective mechanical 
>>>fixure and thigten
>>>again. At this point the raw A/D reading in the elevatin window should 
>>>read Zero,
>>>if not put the number in the minimum A/D reading window, this value is 
>>>equal Zero
>>>elevation.
>>>Turm the antenna full clockwise until the reading is 180.At this point 
>>>the reading in
>>>the Raw A/D reading box shell be 255 and the antenna is horizontal in 
>>>the opposit
>>>side.
>>>
>>>If the reading is not 255, please adjust the Voltage potenciometer at 
>>>the back of
>>>of the box until you read 255 in the Raw A/D reading box, please correct 
>>>the values
>>>in the equivalent full clockwise box, ex 255 eqivalent to 180 degrees.
>>>
>>>If  your meter needel do not shows a fullscale reading, adjust the full 
>>>scale reading pot.
>>>on the back of the controller box.
>>>
>>>Click OK leave the set up tool and click File and Save ALL.
>>>
>>>This procedure should be ok for your elevation controller a the tracking 
>>>shall be ok by now.
>>>Repeat this procedure for the Azimuth controler and your setup is ok for 
>>>full flip over work.
>>>
>>>>But Nova says the EL is 180 but the controller says it is 0. Nova says 
>>>>the AZ is 270 but the controller says it is 90.
>>>
>>>It loock's like your rotor's are both flipped over into the opposite 
>>>direction.
>>>The point is that you have to start with NORTH (360 degrees) and horizontal
>>>position ZERO degrees, otherwise you run nuts.
>>>
>>>If all this do not solve the problem , I am sorry there is some other 
>>>problem i do not
>>>understand.
>>>
>>>I hope this helped you to some extend.
>>>
>>>73
>>>Nicolaus Sallay-PP8DA
>>>n.sallay@vivax.com.br
>>>Verificado com AVG AntiVirus V 7.0.3
>>>
>>>
>>>------------------------------------------------------------------------------------------------
>>>My G5500 rotor is working and the antennas visually move according to the
>>>dials on the controller.
>>>
>>>My G5500 rotor is working and the antennas visually move according to the
>>>dials on the controller.
>>>
>>>But Nova says the EL is 180 but the controller says it is 0. Nova says the
>>>AZ is 270 but the controller says it is 90.
>>>
>>>I am using the SASI Sat Tracker.
>>>
>>>Les
>>>
>>>I am using the SASI Sat Tracker.
>>>
>>>Les
>>>
>>>----- Original Message ----- From: <sco@sco-inc.com>
>>>To: "Nicolaus Sallay" <n.sallay@vivax.com.br>
>>>Sent: Monday, June 20, 2005 1:24 PM
>>>Subject: Re: [amsat-bb] SASI Prob
>>>
>>>
>>>>
>>>>Checked the wires. The controller in my G5500 works OK after I powered 
>>>>off the computer and turned it back on.
>>>>
>>>>At 07:24 AM 6/20/2005, you wrote:
>>>>>Hi Les,
>>>>>
>>>>>-try the following, remove the to cover half's of the SASI tracker und
>>>>>check for broken wire joits at the circuitboard, they are marked Az and
>>>>>El, I had a similar problem before and found a bad solder point.
>>>>>
>>>>>regards
>>>>>Nicolaus Sallay-PP8DA
>>>>>n.sallay@vivax.com.br
>>>>>Verificado com AVG AntiVirus V 7.0.3
>>>>>
>>>>>----- Original Message ----- From: <sco@sco-inc.com>
>>>>>To: <amsat-bb@amsat.org>
>>>>>Sent: Sunday, June 19, 2005 10:20 PM
>>>>>Subject: [amsat-bb] SASI Prob
>>>>>
>>>>>
>>>>>>When I plug my SASI Tracker into my G-5500 controller I can move the 
>>>>>>AZ to the right. BUT as soon as I release the lever the needle goes 
>>>>>>back to 0. This does not happen if I unplug the SASI cable.
>>>>>>Les
>>>>>>W4SCO
>>>>>>----
>>>>>>Sent via amsat-bb@amsat.org. Opinions expressed are those of the author.
>>>>>>Not an AMSAT member? Join now to support the amateur satellite program!
>>>>>>To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org
>>----
>>Sent via amsat-bb@amsat.org. Opinions expressed are those of the author.
>>Not an AMSAT member? Join now to support the amateur satellite program!
>>To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org
----
Sent via amsat-bb@amsat.org. Opinions expressed are those of the author.
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