HFU HF Underground
Loggings => 10/11 meters => Topic started by: R4002 on October 25, 2022, 1310 UTC
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Via W3HFU KiwiSDRs. First tuned in at 1250 UTC (0850 local eastern USA time)
25675 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher
25695 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher, nice strong SIO 444 signal at points
25800 AM - Carrier? I know there's a pirate station in Europe on this frequency 25.800 MHz 25,800 25,8 25.8 MHz AM 11m broadcast
25865 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher
25875 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher
26035 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher SIO 555 (S7-S9 signal, very nice strong audio with end of transmission burst)
26115 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher
26150 FM - POCSAG paging pager signal
26165 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher
26175 LSB - Spanish language
26200 FM - POCSAG paging pager signal, fading in and out (very weak), getting stronger around 1308 UTC
26205 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher
26225 USB - Spanish language, Mexican accents
26235 USB - Spanish language, well known "hangout" frequency (see also: 26.225 MHz USB, 26.230 USB, 26.225 USB, 26.555 LSB)
26275 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher
26300 USB - Spanish language
26305 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher
26325 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher
26350 FM - POCSAG paging pager signal
26435 AM - Spanish language, sounds similar to 26.585 AM, 26.595 AM, etc.
26485 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher
26500 LSB - Spanish language, well-known Caribbean working frequency (also see: 26.500 MHz USB, 27.515 LSB, etc.)
26540 LSB - Spanish language, sporadic chatter (likely QSY'ed from the 26.555 LSB calling frequency)
26555 LSB - Spanish language, busy frequency
26575 AM - Spanish language
26585 AM - Spanish language, Mexican trucker and freeband frequency very popular 26.585 MHz AM 26.585MHz AM
26595 AM - Spanish language
26610 FM - Narrowband FSK signal
26615 AM - Spanish language
26635 FM - POCSAG paging pager signal
26635 AM - Spanish language
26665 AM - Spanish language, including one station off frequency on 26.666 MHz 26666 AM
26695 FM - POCSAG paging pager signals
26700 FM - POCSAG paging pager signals
26705 FM - POCSAG paging pager signals
26715 AM - Spanish language - BIG RADIOS (Puerto Rico, other locations heard)
26735 AM - US truckers, operating outside CB band, popular frequency, this is channel 19 "down one band"
26745 FM - POCSAG paging pager signals
26765 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher - nice strong signal with single-tone end of transmission beep ("Roger Beep")
26785 AM - US stations? Sounds like truckers using freeband radios
26805 FM - FM Freeband 11m group - 26805 FM group US stations working FM
26865 AM - Taxi dispatcher (Spanish language) mixing with other stations (AM mode)
26900 FM - POCSAG paging pager signals
26925 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher
26935 FM - Narrow band data signals, hearing voice underneath
26945 FM - Data bursts mixing with voice signals and paging signals
26945 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher
26945 FM - German language?
26950 FM - POCSAG paging pager signals
26955 FM - Data signals
26960 FM - Data bursts and POCSAG mixing in
26965 to 27405 legal 40 CB band, very busy, will include logs of note:
26995 FM - Data bursts, very strong at points
27045 AM - Taxi dispatcher - Spanish language - RC Channel - "Channel 7A"
27100 LSB - Sounds like Portuguese
27105 USB - Portuguese (similar to the traffic on 27.100 MHz LSB, lots of QRM from 27.105 AM - CB Channel 12)
27195 FM - Data bursts
27195 AM - Taxi dispatcher - RC Channel (RCRS frequency, "Channel 19A")
27205 FM - German language - CB Channel 20 FM
27215 FM - Lots of stations mixing together - FM mode
27240 LSB - Spanish language
27240 FM - FM signals noted, this is between CB channels 24 and 25 - 27.235 MHz and 27.245 MHz
27290 FM - German? Sounds like a recording (sound effects, music)
27300 FM - POCSAG paging pager signals
27350 FM - FM voice signals
27350 FM - POCSAG paging pager signals
27455 USB - Spanish language - calling frequency
27465 AM - Strong signals
27500 LSB - Caribbean stations
27505 AM - Spanish language, probably a taxi dispatcher (YL dispatcher)
27505 FM - POCSAG paging pager signal - European origin (offset frequency, 27.500 MHz also known to be used)
27515 LSB - Caribbean stations
27555 USB - 11m 27 MHz calling frequency triple 5 27555 USB
27585 USB - Busy SSB DXers
27590 USB - 11m freeband DXers
27605 USB - 11m freeband DXers
27611 FM - UK FM CB Channel 2
27635 AM - Truckers or other US stations on 27.635 MHz AM
27655 AM - Somebody doing radio testing or tuning up?
27670 USB - UK or Irish stations? QRM from 27671 FM (27.67125 MHz FM, UK FM CB Channel 8)
27671 FM - UK FM CB Channel 8
27681 FM - UK FM CB Channel 9
27700 FM - POCSAG paging pager signal (new logging for me)
27700 USB - Spanish language (voice, not SSTV!)
27700 USB - SSTV signals mixing in with the, well, mix
27751 FM - UK FM CB Channel 16
27755 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher
27761 FM - UK FM CB Channel 17
27765 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher
27775 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher
27781 FM - UK FM CB Channel 19
27791 FM - UK FM CB Channel 20
27800 FM - POCSAG paging signals - other data signals noted on frequency as well
27801 FM - UK FM CB Channel 21
27811 FM - UK FM CB Channel 22
27831 FM - UK FM CB Channel 24
27841 FM - UK FM CB Channel 25
27845 FM - POCSAG paging pager signal (may be slightly offset frequency, 27847.5 or 27848, closer to 27850 / 27.850 MHz?)
27875 LSB - Spanish language
27881 FM - UK FM CB Channel 29
27885 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher
27900 FM - POCSAG paging signals pager
27901 FM - UK FM CB Channel 31
27915 AM - Taxi dispatcher (Spanish language) YL taxicab dispatcher
27931 FM - UK FM CB Channel 34
27941 FM - UK FM CB Channel 35 - carrier, as noted previously during band openings (27.94125 MHz, 27.940 MHz)
27961 FM - UK FM CB Channel 37
27971 FM - UK FM CB Channel 38
27991 FM - UK FM CB Channel 40
28000 to 29700 - 28 MHz to 29.7 MHz 10 meter amateur band
29800 FM - POCSAG paging signals pager 29.800 MHz 29.8 MHz POCSAG
29950 FM - POCSAG paging signals pager 29.950 MHz 29.95 MHz POCSAG data
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The first 27700 USB SSTV image of the morning arrived
(https://media.discordapp.net/attachments/708631906014593069/1034454507867873401/20221025-130524-Scottie-2-118.png)
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Made contact to South Africa 27385 lsb. Havent done that in a decade or so.
88 division Cuba was listenable on 27555 usb again this afternoon.
rgg