Amateur Radio article ISS Zeehan Primary School 2
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Su mG OP © 5. This is Emma McKenzie - What do
appreciation to you do in your spare time, are you Technical Abstracts
ARISS, AMSAT, able to watch TV or listen to radio
NASA
WORLDCOM for
and
6.
OVER
This is Tristan Nankervis — What
Shortening Screws
their support. type of food do you eat in space and A screw of the length required is often unavailable which leads to the use of a longer screw which needs to be
With less than how is it prepared OVER shortened. This is an increasingly common problem as most hardware is packaged in what are regarded as a
two minutes to 7. This is Michael Turner — What few common sizes. Shortening a screw can produce a
go before our happens to your rubbish, is it result which is less than ideal when you need to use
scheduled bought back to Earth for disposal the shortened screw. In the In Practice column of lan
contact, total OVER
silence fell on
White G3SEK in Rad Com December 2001 a method Two nuts
8. This is Tahana Beamsley — What, of shortening a screw using only basic tools was
the room. Two for you is the most anxious part of eu Saas
“eommrmenmntennnen
AANA rn ODee Garant)
er Aa
very anxious
space travel, Lift-off or re-entering “PAY Hethod requires the use of two steel nuts. The nuts are See
amateurs, Bill the earth’s atmosphere OVER run onto the screw with the outer nut being adjusted to the
sitting with required length. The inner nut is used to lock the outer nut in
9. This is Natalie Maine - How do you
microphone in position. The screw with the two nuts is now held in a vice
prepare your body for your return
hand and myself with fibre jaws. Dont use the steel jaws as they will damage
Success! to Earth OVER Cuthere and
poised with the screw head as they grip. This is shown in Fig 3a. Remove fie tla
fingers on the 10. This is Thomas Brooke — What
The unwanted length can then be removed using a small Ons NS :
computer could not believe how long the happens if something goes wrong
‘ar away that we could use and many hacksaw: The face of the outer nut provides a cutting guide. -—~ @)Ctean crushed
last 2 minutes seemed to be. and you have to evacuate the ISS thread with
visitors found the website of interest. We Then file the end of the screw and the nut flat with a small knife-edge the
ieeded confirmation (for our own peace At exactly 7:26: 32 The call went out, OVER
file. The outer nut can now be removed. The nut will be a
of mind) of the pass details as we had to “NA1SS, NA1SS this is VK7KHZ 11. This is Melissa Campbell —- What little stiff but will be removed without too much trouble. It
idjust the elevation on the main 4 x 4 Zeehan Primary School, Zeehan types of Space experiments are you will have raised a lip on the end of the thread in the process. @RrepeatDze@
srossed Yagi antenna manually. A Tasmania do you receive OVER...” involved in on the ISS OVER See Fig 3b. Use a needle file to remove the lip which is sharp
unt thread is clean
simulated practice “live” run through Nothing heard, with total silence 12. This is Naomi Duggan — How do and a hazard. Clean up the start of the thread with the needle
with me listening to the kids ask their through the radio loudspeaker. Tony you sleep in zero gravity OVER file. Now remove the second nut and if stiff screw it back on (b) (Onsen nesses
juestions from my car was done to VK5ZAI responds around 10 seconds 13. This is Ashleigh Docherty — Why and clean up the thread some more until the nut can be
sonfirm they all spoke loud and clear later through the speaker phone “Call do you have to wear the Space suit Fig 3. (a) Gripping Screw for Shortening. (b) Restoring Cut
removed with ease.
him again I think he heard you” Thread with Needle File.
mough. only when you are outside the
With at least 130 people in attendance “NA1SS NA1SS this is VK7KHZ...” Space Station and at lift-off & re-
ncluding members of the media nestled
around the radio gear, we were ready for
etc.
“VK7KHZ this is NA1SS I hear you
entry OVER
TTS Systems Communications Equipment
he contact scheduled to commence at loud and clear OVER” Station Close
3:27UTC (7:27 local). About 5 minutes “NAI1SS this is VK7KHZ we also hear “NA1SS this is Thomas Lynd... On We stock the LDG Electronics Z11 QRP antenna tuner kit
orior to the scheduled contact, Tony you loud and clear, may we start our behalf of the students of Zeehan Primary This little tuner is fully automatic and covers all HF bands. It's an ideal companion for the Yaesu
VK5ZAI addressed the crowd of eager questions OVER” School and Grade 5/6 teacher Miss FT817. It's super compact, (127 x 216 x 32 mm) and weighs less than 0.5 Kg.
“VK7KHZ you can start the questions Weidenhofer I wish to say thank you for
onlookers and listeners via the speaker
shone and explain the ARISS OVER” this exciting opportunity to speak with @ Easy to assemble amateur kits
you, we wish you well and we will be Automatic antenna tuner Kits Accessory Kits
2ducational program and express our Following is the list of questions from
watching with interest your return to LDG RT11 Remote 150 watt RF Dummy Load kits
the Zeehan Primary School;
Earth. This is VK7KHZ - OUT “ LDG AT-11MP 150 watt with SWR meter. TTS-450 4:1 Balun Kit
1. This is Natasha
We were fortunate there was time to Remote control for RT11 High Power 40 to 500 pf variable capacitor kits
Board — How long do
ask all 13 questions, receive answers and SWR Bridge & Wattmeter kit
you stay on the ISS
for Thomas to close the station. Total Transceivers/Transverters/Receivers Active receive antenna kit *
before returning home
unedited wave file showed that the TEN-TEC 2 & 6 meter transceiver kits Budget electronic keyer *
OVER
contact had been 10 minutes and 26 TEN-TEC QRP CW HF transceivers kits Transmatch tuning bridge *
Zeeeuhiss is Dylan TEN-TEC HF Receiver kits Microphone speech processor *
Bramich — How often do
seconds. The grade 5/6 Zeehan Primary
School students and everyone else in the TEN-TEC 2 & 6 meter transverters Broadband preamp DC to 1Ghz *
you get to talk to your * Note these kits are supplied at board level only. Other kits are complete with enclosure
hall had been given the opportunity few
family OVER
people in the world have, of being All kits include easy to follow step by step assembly instructions. You supply the soldering iron and basic tools.
3. This is Jamie
involved in a live contact with Carl Walz All kit products can be supplied fully assembled and tested.
Keogh — What is the
on board the ISS. The contact was hailed
hardest thing about mw We can supply the full range of TEN-TEC range of transceivers and HF linears (not kits). Call for details.
as an outstanding success as the room
working in zero gravity mw We also supply a wide range of professional grade RF connectors and cables. Check our web site or call for a free catalog.
was filled with applause from the
OVER
excited crowd! mw Lutron 2.5 Ghz Battery operated hand held frequency counters. (0.1 Hz resolution up to 10 Mhz)
4. This is Daniel For those interested pictures and a
Mackrell — What is it copy of the audio file can be found at: - mw We now stock Amidon Iron Powder and Ferrite Cores — Call for an application guide
like to walk in space
Zeehan ISS Antenna
OVER
http://www.vk7ax.tassie.net.au/ Phone 03 59774808 Fax 03 59774801
spectrum/ZeeISS.htm. ystems
ar Email — [email address removed] Website - www.ttssystems.com.au
20 Amateur Radio, May 2002 21
Amateur Radio, May 2002