The witness must first qualify as an expert via knowledge, skill, experience, training, or education. Before the machine is deemed reliable, the witness testing the machines or monitoring the testing must first show his/her qualifications to make and/or evaluate the tests. "In fact, the authentication of the speed measuring device involves a compound determination. Mociulski is a better argument, but this only applies to Experts. This doesn't mean that I don't have personal knowledge of the situation.īellevue v. E.g.: I can testify that I saw someone throw a ball that broke Mrs. As a prosecutor, I would argue that one can have personal knowledge of something without saying that they were the one who completed the requisite checks. Searcher refers to ER 602, which is slightly off the mark. He doesn't say "I tested it", but he does say it was "checked at the location at 0700 hrs". The radar was checked internally and externally by the assigned tuning fork at the above location at 0700hrs". I was using a Stalker DSR 2X listed above in the stationary mode. I made a typo on my original post, officer did say "The calibration of Radar #DB5154 is with assigned tuning forks #231855 & #337502. An affidavid regarding the above speed-measuring device in on file at the renton municipal and district courts, renton WA. I am trained and qualified to operate this radar unit. The above radar unit was functioning properly and was in good working order at the above time the above speed was obtained on the defendant vehicle. The radar was checked internally and externally by the assigned tuning fork at the above location at 0700hrs.
The calibration of Radar #DB5154 is with assigned tuning forks #231855 & #337502. The defendant was the only vehicle in the radar beam at the time I obtained the above reading. I obtained a high audio signal as the defendant entered the radar. I was running radar when I observed the defendant vehicle pass by my marked patrol vehicle leaving my location in excess of the posted 35 MPH speed limit.
"On 12-21-17 I was parked in the 1000blk of SW Sunset Blvd, in the City of Renton, County of King.
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