Regular followers of South East Asia DXing will have noticed in the past few months I have turned my attention to the medium-wave band. Of particular interest are the many ALL INDIA RADIO (AIR) stations operating across the continent. Is there a reason for listening to these stations? Aside from DXing, AIR medium-wave stations are received surprising well in the Kuala Lumpur area and, best of all, AIR -- or, I should say the veri-signer for AIR, Spectrum Management & Synergy -- will occasionally verify these affiliates. The programming can be entertaining as well. To catch most of these AIR stations in South East Asia one has to wait for broadcasters in China, Thailand, Indonesia and Laos to end their respective transmissions, which can be anytime after 16.00 to 17.00 UTC. Most AIR stations end their transmissions at 17.40 UTC. And, transmitter output power for most of these stations is 100 kW or better. So, time and power is sufficient to at least catch their signals, not just in Asia but the Middle East and possibly Europe. To date -- and the list is growing -- the stations below have been logged.
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RANCHI, JHARKAND 549 kHz (QSL)
All India Radio Ranchi (Akashvani Ranchi) in Jharkand was logged on 5 May 2017, from 17.00 till 17.40 UTC. Classical/Devotional music was observed around 17.20 UTC. Reception on 549 kHz (MW) rated a SINPO of 25422 -- weak but audible signal detected, free of co-frequency interference from Thailand station after 17.00 UTC, and when not fading every few minutes.
DIBRUGARH, ASSAM - 567 kHz (QSL)
All India Radio Dibrugarh (Akashvani Dibrugarh) in Assam was logged on
Classical/Devotional music, followed by station ID and closure
announcement in Assamese(?) was heard from 16.30 till 17.00 UTC (10.00
pm till 10.30 pm, IST). Signal was noted the previous day, 12 May 2016,
as well. Contemporary Hindi (?) music was noted, then closure message at
the same time. Reception on the medium-wave frequency of 567 kHz was
(SINPO) 33422 weak to fair with clear audio when not fading (every 3 to
4 minutes), Co-channel QRM from Lao National Radio (LNR) prevented
decent reception of Akashvani Dibrugarh before 16.30 UTC. Although I
hasten to add, Akashvani Dibrugarh was heard as early as 15.00 UTC
mixing with and under LNR.
PATNA, BIHAR - 621 kHz (QSL)
All India Radio Patna in Bihar, monitored on 20 June 2017, from 16.50 till 17.42 UTC with Hindi film music, news/sports/financial reports in English and Hindi. Reception on 621 kHz (MW) rated a SINPO of 34423 -- fair signal strength, with intermittent fading every few minutes, yet audible and clear.
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All India Radio Patna in Bihar, monitored on 20 June 2017, from 16.50 till 17.42 UTC with Hindi film music, news/sports/financial reports in English and Hindi. Reception on 621 kHz (MW) rated a SINPO of 34423 -- fair signal strength, with intermittent fading every few minutes, yet audible and clear.
INDORE, MADHYA PRADESH - 648 kHz (QSL)
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KOLKATA, WEST BENGAL - 657 kHz (QSL)
All India Radio Kolkata (Akashvani Kolkata),
transmitting from South 24 Parganas District, was observed with classical Indian music followed by
commentary from 18.25 till 18.55 UTC. Reception on the medium-wave frequency of 657 kHz rated a (SINPO) of 33433 -- fair signal strength with clear audio when not fading (every 2 to 3 minutes).
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PORT BLAIR, ADAMAN & NICOBAR ISLANDS - 684 kHz (QSL) All India Radio Port Blair (Akashvani Port Blair), Delanipur, Adaman & Nicobar Islands (India) was monitored during the week of 2 through 7 May 2016 on the medium-wave frequency of 684 kHz. Almost without fail, their signal was observed as early as 12.15 UTC and well up until 17.30 UTC (sign-off). While their transmitter consistently radiated a strong signal, one major problem persisted -- China Radio International in Hainan Province. CRI's 600+ kW transmitter operated on the same frequency up until around 17.00 UTC and overpowered Akashvani Port Blair's signal except during periods of fading. After 17.00 UTC, Akashvani Port Blair was strongly received without fading.
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SILIGURI, WEST BENGAL - 711 kHz (QSL)
All India Radio Siliguri (Akashvani Siliguri) in West Bengal was heard
broadcasting classical Indian music followed by news in English and Hindi was observed from 17.05 till 17.44 UTC, on 4 July 2017. Reception on the medium-wave frequency of 711 kHz was (SINPO) 34323 -- poor to fair signal strength when not fading under atmospheric noise or mixing with a Thai station, every two to four minutes.
JABALPUR, MADHYA PRADESH - 801 kHz (QSL)
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AHMEDABAD, GUJARAT - 846 kHz (QSL)
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All India Radio Imphal (Akashvani Imphal), transmitting from Mayang Imphal, Manipur, was logged on 17 May 2016. A discussion, old Hindi songs and devotional/classical Indian music was monitored from 15.55 till 17.00 UTC (09.25pm till 10.30 pm, IST). Reception on 882 kHz (MW)(SINPO): 34433 -- fair to good signal strength, clear music content but not speech, fading approximately two to three minutes apart. Frequency seems to be free of co-frequency interference, at least during time of log and this quarter of the world.
CUDDAPAH, ANDHRA PRADESH - 900 kHz (QSL)
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VISAKHAPATNAM, ANDHRA PRADESH - 927 kHz (QSL)
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TIRUCHIRAPALLI, TAMIL NADU 936 kHz (QSL)
All India Radio Tiruchirappalli in Manapparai, Tiruchirappalli District, Tamil Nadu (India) with Tamil music, moderated by male announcer, was observed from 17.00 UTC onward. News in English at 17.30 UTC presented by female announcer, then sign-off at 17.35 UTC. Reception on 936 kHz (MW) rated a SINPO of 34433 with fair to good signal, occasionally fading every few minutes.
NAJIBABAD, UTTAR PRADESH - 954 kHz (QSL)
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All India Radio Cuttack (Akashvani Cuttack) in Odisha was logged on 15 April 2016. Radio drama, devotional/traditional music and news was monitored from 16.35 till 17.35 UTC (10.05 pm till 11.05 pm, Cuttack time). Reception on medium-wave frequency of 972 kHz was (SINPO) 33423 -- weak to fair signal, depending on duration of fading (which lasted from 8 to 10 minutes). A droning noise, possibly from transmitter, or heterodyning from a co-frequency station was observed. Before 17.00 UTC, signal mixed with Thai and Indonesian stations. When signal was at its peak, audio was clear.
RAJKOT, GUJARAT - 1071 kHz (QSL)
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CHINSURAH, WEST BENGAL - 1134 kHz (QSL)
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VARANASI, UTTAR PRADESH - 1242 kHz (QSL)
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NAGPUR, MAHARASHTA - 1566 kHz (QSL)
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Receivers used: primarily Sangean ATS-909, followed by Panasonic RF-B45 and Tecsun S-2000. Antenna: usually the internal ferrite rod aerial, and occasionally a MW loop antenna. All receivers were rotated to the direction where signal was strongest.
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