IOTA-VTI v3IOTA-VTI v3versusversus

IOTA-VTI and IOTA-VTI and KIWI OSD v3.8KIWI OSD v3.8

Walt Morgan, Larry Fleming, Terry Redding

2015 IOTA Meeting

ConceptConcept• Newest IOTA-VTI V3• Original IOTA-VTI with first update• KIWI OSD v3.8• Connected together for power• Powered simultaneously• Watch and see what happens• Record event with iPhone 6S• Post to YouTube• Share at 2015 IOTA Meeting, Las Vegas, Nevada

DevicesDevices

The KIWI has an info button on theBack. It used to be called a reset button.

Things observedThings observed• IOTA-VTI v3 personalize? Missing call sign• KIWI must have video input to display time data• IOTA-VTI v3 displayed time immediately• IOTA-VTI v3 had the oldest almanac, 2009• IOTA-VTI original had almanac 2013• IOTA-VTI v3 acquired initial time within 41 seconds• KIWI requires manual reset (info button) to establish

accurate time at 2 minutes 40 seconds• There was a three second difference in time between

the KIWI and the IOTA-VTI v3• It took four minutes eight seconds for the the older

IOTA-VTI to display time

Things observed, cont.Things observed, cont.• There was a three second difference in time

between the KIWI and IOTA-VTI v3• IOTA-VTI updated at five minutes ten seconds and

the two IOTA-VTI agree on time• IOTA-VTI announced the almanac had been

updated and provided instructions on how to adjust any previous times used

• The KIWI three second error displayed would not clear without a physical push of the Info button

• How do you know time has corrected? 7 min 40 sec to achieve time sync

The videoThe video• The video was created and posted to Youtube –

unedited.• As a result of this meeting and comments, the

video will be titled, edited and screen comments added as lessons are learned.

• The link to the raw video is • https://www.youtube.com/watch?v=KyVN-QVOfv0• An editied version of the video will be posted

when it becomes available• You are welcome to submit comments to

tredding@me.com

QuestionsQuestions• Lessons learned• Power up the IOTA-VTI early - at least 10 minutes• Power up the KIWI early - at least 20 minutes• IOTA-VTI fully automatic to accurate time• KIWI OSD requires manual button press to

establish accurate time stamp• KIWI must have a camera feed to display time• All systems produce an accurate time stamp

when allowed to fully start – give them time