| 50MHz in Singapore, 9V1 |
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by Jack Haden, VK2GJH |
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We, in Australia should be very thankful for the wide-open spaces that we take for granted.
The majority of us have a reasonable amount of space available in the backyard to throw up a decent beam for 50MHz.
Not so in Singapore, where most of the population reside in large high rise apartments, similar to that in Hong Kong.
However, there’s some townhouse style developments on the island too, though the backyards tend to be very tiny.
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Singapore from Faber Mountain
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Before I left Singapore for Indonesia I managed to catch up with one of the local 50MHz operators on the island and we
had a rather lengthy discussion on the six-metre scene in Singapore. As 50MHz operation is a sensitive issue for radio amateurs in
Singapore I will refrain from mentioning the source of this information.
Who’s on 50MHz?
There are five resident radio amateurs in Singapore holding 50MHz operating permits:
9V1BG, 9V1DJ, 9V1JA, 9V1KJ, and 9V1UV.
The permit is valid for a period of three months only and can be renewed pending approval of a fresh application to the authorities.
50MHz Restrictions
Power is restricted to 50 watts and only SSB or CW is permitted.
The 50MHz transmitting allocation is 50.085 to 50.150MHz, the authorities also state you can only listen from 50.000 to 50.500MHz,
tuning outside of this is not permitted. In other words, one is not allowed by law to tune out of the band (30-49MHz) to check for
propagation indicators or track the rising MUF.
Mobile operation is prohibited too, as is any portable operation; you are not allowed to operate from anywhere else other than the
licensed address. So going on a mini DXpedition out of the urban environment, to say Woodlands, Bukit Timah Park, Sentosa Island
or Faber Mountain are out of the question.
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Bukit Timah Nature Reserve
A good peak for a DXpedition
... if the wild monkeys let you!
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Interference problems
The locals say that DX opportunities are limited out of Singapore, mainly due to the island being crowded with high rise apartment
blocks and office towers. Also RF interference is common on the band with bleed over from a possible 48 or 49MHz TV transmitter
either in Singapore itself or from neighbouring Malaysia or even Indonesia noted.
DX worked from 9V1
Some overseas DX worked during cycle 23 from Singapore includes; 4W, 5H3, 8Q7, A52, BG, BV, HL, JA, VR2 and VQ9.
The Papua New Guinea beacon P29BPL has been heard on a number of occasions also. Locals report no real sporadic-E activity on six
with many interested in working across the border into 9M2, 9M6 or YB.
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Contacts from Singapore to Australia include: VK8, VK7, VK6, VK4, VK3 and VK2. I was informed that there is only one station
using a beam, a four element, but it has limited rotation due to space problems. Everyone else either uses a vertical or a dipole
for 50MHz mounted on apartment balconies.
Some are only running very low power, around 10 watts. There appears to be a range limit of around 1,600 miles or so for most DX
contacts on 50MHz from Singapore with the odd extension outside this now and again. Locals have tried for sporadic-E propagation
all year round with little success.
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Future Prospects
Currently there are no moves pending by local amateurs to lobby the authorities for a better deal on 50MHz operating requirements.
It’s best left as it is as possible agitation could result in the existing arrangements being withdrawn altogether.
A similar situation also exists within regard to two metre band operating on the island.
Equipment availability
Amateur radio equipment is readily available on the island although some shops clearly state it is not for sale to local residents,
but for export only. The main amateur radio shopping area is the Sim Lim Tower complex at 10 Jalan Besar, not far from the popular
tourist precinct of Orchard Road. There are around four shops in this complex handling all facets of communications
(marine/commercial/CB etc) including amateur radio.
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Sim Lim Tower
Home to Singapore's electronics stores
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A typical components shop |
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I took the opportunity to call into a number of these vendors and found their stock to be quite comprehensive covering HF through
to VHF/UHF and CB radio. The transceivers were very cheap compared to Australian prices, providing you export them of course!
All the popular brand names are there. I shopped around asking for their ‘best price’ on an ICOM IC-756 PRO and the best deal
I managed to negotiate was SGD$2,450 (you have to convert to AUD).
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The price included the 3% Singapore GST which is refundable to me at the Changi Airport tax counter when I leave the country.
Another vendor quoted me SGD$2,530 for the IC-756 PRO. These prices are very good when converted into Aussie dollars.
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Home brew fanatics would be quite at home in the Sim Lim Tower complex as there are many stores who just sell components and other
odds and ends. I spoke with one prominent storeowner, Mr Jimmy Ng, of Y.H Radio, Electrical Trader who exports around the world.
Jimmy said although things in Singapore are not on a grand scale like Akihabara (electronics suburb in Tokyo) his business was
doing well. Many clients are Japanese who take advantage of the current exchange rates. Jimmy exports transistors, IC’s, and
other spare part components to suit VCR’s, video, audio, TV, computers and office machines.
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Jimmy Ng and Anne Maree Haden
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Jimmy’s motto was: “If we don’t have it you cannot get it!” I could see why, I have never seen so many racks of components in my
life, literally thousands upon thousands of them.
What really took me was that Jimmy doesn’t use a computer to keep track of his stock, “My brain is my computer Jack, ask me for
something and I will tell you straight away if it’s in stock!”
So there we are, a brief look at Singapore and amateur radio, well 50MHz anyway…73 de Jack.
Text and photographs © Jack Haden 2001