Bye Bye TMA
An interesting Blog of substantial episodes in my life; a chance for me to rant on about stuff what happens.
Looking down the bank from the feed end. The mascot sits above surveying the consoles and generally watching the trainees.
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The bank is arranged into pairs of consoles, and a feed position of which only one is just visible at the left of the picture. The 3 positions constitute one simulator normally manned by 6 trainees, 3 input staff and 2 instructors. |
Preparing to start a run. In this phase of training only one of the two consoles and the feed position is manned. At the far end of the shot is Mark, an instructor, who is sat with Rob. In front of Rob is John, for whom I was feeding just minutes after the picture was taken.
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The run has now started. Gareth is controlling on "Sim 1" nearest to the camera. The hand and the strips in the immediate foreground are Matt's who is feeding for "Sim 3" at the very far end of the bank. You can clearly see his ADIS screen in the top left hand corner of the picture. Below that the glowing green panel are the phone lines and the black panel beyond that slighty is the ADIS control pad.
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Working hard on the feed is Rich in the foreground and Simon W to his right. Donna is sat leisurely behind them both. One can see Rich and Simon's FPS (flight progress strips) in front of them both. When working feed each strip will represent an aircraft but normally one aircraft will be represented by a strip at each of the conflict points in the sector through which the aircraft passes. This means there may be up to 3 strips for just one aircraft. The strips are kept for 30 days operationally (not in the college:- at a unit) and are legally binding documents.
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This run is in full swing, everyone working together and most of all having fun!
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So... I get the results of the 2nd course at the college today, namely "Foundation Area Control Service" but we just call it "Foundation". I say today but between me and them there's some sleep to be had, it's a bit late in the evening. I can happily say that I've done well. I may or may not have explained the marking system before but I passed all 5 sections in all 6 exams so that should mean a guaranteed Satisfactory as the instructors say... Meanwhile I have a problem about which I have been pondering. I remember hearing the problem first posed to me back by a Maths teacher when I was only eleven and it goes like this:
In a conventional set of weighing scales in which one adds a sum of weights to one side and food to another to balance the scales one requires 9 weights to accurately weigh up to 350g in 1 gram increments, namely 1g, 2g, 4g, 8g, 16g, 32g, 64g, 128g and 256g. So to weigh 30g one balances the combination of weights of the 16g + 8g + 4g + 2g = 30g, or for 101g one adds the combination of the 64g + 32g + 4g + 1g = 101g.
However what if you could add weights to both sides not just one as normal? For example to weigh 10g of salt:- on the side with the salt one could have a 70g weight a 50g weight; adding a 130g weight to the other side would balance the scales ie, 10g of salt + 70g + 50g balances 130g. Using this system would one need fewer weights to weigh up to 350g? How many would one need? and what size would they be (clue not necessarily 70, 50 and 130)?
As I'm on holiday this week in the Alps please submit your answers in the comments section of this post and I shall post the answer when I get home.