Tom's Radio Room Show is about amateur radios, scanner radios and shortwave listening.
Saturday, March 12, 2011
Friday, March 11, 2011
Icom IC-9100 HF/VHF/UHF Transceiver, available now!
The eagerly awaited IC-9100 all-in-one HF/VHF/UHF transceiver is now available in the UK!!

This new, revolutionary, Amateur Radio base station covers HF, 6M, 2M, 70cm and 23cm* Amateur radio bands.
Operating modes include SSB, CW, AM and FM. It also features dual band simultaneous receive, satellite mode operation and RTTY decode on the display.
One of the most exciting features of this new model is that it is capable of D-STAR (Digital Smart Technology for Amateur Radio) DV (Digital voice) mode operation above the 10M band. The D-STAR DV mode allows simplex, repeater, Internet linking between repeaters, operation with low speed data messaging, GPS position reporting and other data communications capability.
Icom has also engineered into this advanced model a combination of its IF DSP and double conversion system technology providing performance comparable to Icom’s range of high tier HF/6M transceivers.
The IC-9100 HF/VHF/UHF Transceiver is available now at a suggested retail price of £2999.99 inc. VAT and is available from authorised Icom Amateur Radio dealers.
From http://www.southgatearc.org/index.htm
This new, revolutionary, Amateur Radio base station covers HF, 6M, 2M, 70cm and 23cm* Amateur radio bands.
Operating modes include SSB, CW, AM and FM. It also features dual band simultaneous receive, satellite mode operation and RTTY decode on the display.
One of the most exciting features of this new model is that it is capable of D-STAR (Digital Smart Technology for Amateur Radio) DV (Digital voice) mode operation above the 10M band. The D-STAR DV mode allows simplex, repeater, Internet linking between repeaters, operation with low speed data messaging, GPS position reporting and other data communications capability.
Icom has also engineered into this advanced model a combination of its IF DSP and double conversion system technology providing performance comparable to Icom’s range of high tier HF/6M transceivers.
The IC-9100 HF/VHF/UHF Transceiver is available now at a suggested retail price of £2999.99 inc. VAT and is available from authorised Icom Amateur Radio dealers.
From http://www.southgatearc.org/index.htm
Sunday, March 6, 2011
VHF activity on the increase
From http://www.southgatearc.org/index.htm
Several amateur radio operators in the Johannesburg and Cape Town areas have started to experiment with SSB on 2 meters.
Recently they decided to also use 144,200 MHz SSB as the country-wide calling frequency. This frequency has been in use for a number of years by division 2 and 5 stations and many contacts have been made on SSB.
If you are only equipped with FM then try 144,400 MHz the FM DX channel. Very long distance contacts have been made on this frequency from the east coast of the RSA to Reunion Island on both FM and SSB and over land from Richards Bay to Port Elizabeth.
Amateurs in Port Elizabeth monitor this FM channel from 19:30 CAT until 20:00 CAT for stations in Mosselbay and East London. At 20:00 CAT they change frequency to 144,200 MHz SSB for longer distances to Durban and beyond.
Likewise there has been a revival of interest in the 6 metre band too. Quite a number of stations became active again in Cape Town, Johannesburg, Durban and Port Elizabeth using the frequency of 50,200 MHz SSB.
To get the best long distance results on VHF you should use around 100 Watt and a high gain horizontally polarized Yagi beam antenna with a LNA.
Several amateur radio operators in the Johannesburg and Cape Town areas have started to experiment with SSB on 2 meters.
Recently they decided to also use 144,200 MHz SSB as the country-wide calling frequency. This frequency has been in use for a number of years by division 2 and 5 stations and many contacts have been made on SSB.
If you are only equipped with FM then try 144,400 MHz the FM DX channel. Very long distance contacts have been made on this frequency from the east coast of the RSA to Reunion Island on both FM and SSB and over land from Richards Bay to Port Elizabeth.
Amateurs in Port Elizabeth monitor this FM channel from 19:30 CAT until 20:00 CAT for stations in Mosselbay and East London. At 20:00 CAT they change frequency to 144,200 MHz SSB for longer distances to Durban and beyond.
Likewise there has been a revival of interest in the 6 metre band too. Quite a number of stations became active again in Cape Town, Johannesburg, Durban and Port Elizabeth using the frequency of 50,200 MHz SSB.
To get the best long distance results on VHF you should use around 100 Watt and a high gain horizontally polarized Yagi beam antenna with a LNA.
Saturday, February 19, 2011
Sunday, February 13, 2011
Strongest Solar Flare of the Year
Sunspot 1158 has just unleashed the strongest solar flare of the year, an M6.6-category blast @ 1738 UT on Feb. 13th. The eruption appears to have launched a coronal mass ejection (CME) toward Earth. It also produced a loud blast of radio emissions heard in shortwave receivers around the dayside of our planet. NOAA has an M6.6-category blast on it. Solar flares are classified as A, B, C, M or X the highest.
Monday, February 7, 2011
Global Tuners reaches 55 receivers world-wide
From http://www.southgatearc.org/index.htm
You can now access 55 receivers world-wide on the Global Tuners website.
Receivers on-line operate a variety of modes including the AM and FM broadcast bands, the shortwave spectrum, HF and UHF bands in various modes.
Countries currently on-line include the USA, Australia, Finland, France, Germany , Greece , Italy , Hong Kong, the Netherlands, the Slovak Republic, Sweden and the United Kingdom to mention only a few.
So far there are 33,777 registered members and you will have to sign up for an account if you wish to control a receiver.
For more information go to:
www.globaltuners.com
You can now access 55 receivers world-wide on the Global Tuners website.
Receivers on-line operate a variety of modes including the AM and FM broadcast bands, the shortwave spectrum, HF and UHF bands in various modes.
Countries currently on-line include the USA, Australia, Finland, France, Germany , Greece , Italy , Hong Kong, the Netherlands, the Slovak Republic, Sweden and the United Kingdom to mention only a few.
So far there are 33,777 registered members and you will have to sign up for an account if you wish to control a receiver.
For more information go to:
www.globaltuners.com
Sunday, February 6, 2011
ARISSat-1 - Volunteer Request
From http://www.southgatearc.org/index.htm
The ARISSat-1 team is looking for volunteers to manage the QSL operations for ARISSat-1.
There will be recognitions for voice, CW, SSTV, telemetry and Secret Word reception reports. They expect to have participation from many students and classes worldwide.
Please contact Gould at wa4sxm@amsat.org if you can help them with this part of the project.
The ARISSat-1 team is looking for volunteers to manage the QSL operations for ARISSat-1.
There will be recognitions for voice, CW, SSTV, telemetry and Secret Word reception reports. They expect to have participation from many students and classes worldwide.
Please contact Gould at wa4sxm@amsat.org if you can help them with this part of the project.
Sunday, January 30, 2011
Progress-41P Carrying ARISSat-1 Radio Docks at the International Space Station
Gould Smith, AMSAT's ARISSat-1 project manager is pleased to report that the Progress cargo mission carrying ARISSat-1 has arrived and docked at the ISS. NASA confirmed capture and docking completed at 8:39 PM CST (UTC-6) on January 29.
Once ARISSat-1 is on board the ISS, crew members will re-attach the handles, install the battery, replace the dummy loads with the real antennas and perform a quick power-on test.
Once ARISSat-1 is on board the ISS, crew members will re-attach the handles, install the battery, replace the dummy loads with the real antennas and perform a quick power-on test.
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