HFU HF Underground

Loggings => 10/11 meters => Topic started by: R4002 on June 21, 2022, 1315 UTC

Title: 11 meter band activity 21 June 2022 - W3HFU KiwiSDR
Post by: R4002 on June 21, 2022, 1315 UTC
Via W3HFU KiwiSDR (8079) - 11m dipole/10m dipole antenna.

1300 UTC to xxxx UTC

25815 AM 25.815 MHz AM - Sounds like truckers or land mobile users using export radios, US stations
25935 AM 25.935 MHz AM - Truckers using export radios, or other business users on 25 MHz
26305 AM 26.305 MHz AM - Weak AM signals noted, unable to ID language or users
26335 AM 26.335 MHz AM - Southern accented US stations heard, poor/fair signals
26735 AM 26.735 MHz AM - Truckers using export radios, some fading, channel 19 "down one band"
26755 AM 26.755 MHz AM - Truckers or land mobile users using export radios
26795 AM 26.795 MHz AM - US freebanders
26855 AM 26.855 MHz AM - Dead carrier for a few minutes...
26865 AM 26.865 MHz AM - US freebanders
26875 AM 26.875 MHz AM - US based stations - sounds like freebanders
26895 AM 26.895 MHz AM - US freebanders - very busy
26915 AM 26.915 MHz AM - US stations shooting AM DX, decent signals - pretty busy!  Band C, channel 36
26945 AM 26.945 MHz AM - Spanish language, possibly a taxi cab dispatcher
26955 AM 26.955 MHz AM - Weak AM signals, getting obliterated by spurs/splatter from 27025 AM (channel 6)

26.960 MHz - start legal 40 channel CB band + RC freqs

26995 AM 26.995 MHz AM - US stations, sounds like hobbyists/freebanders
27045 AM 27.045 MHz AM - US stations, freebanders on RC channel (heavy QRM, but busy!)
27145 AM 27.145 MHz AM - US stations, sounds like truckers or land mobile users (RC Channel or Channel 15A)
27140 to 27151 - ISM "hook" (very strong)
27255 AM 27.255 MHz AM - Usual AM signals, mixing with various data bursts
27255 27.255 MHz - FSK bursts, two signals spaced roughly 5-6 kHz apart (CB Channel 23/RC Channel)
27305 USB 27.305 MHz USB - Us stations working SSB mode on a usually-has-AM-on-it-channel (CB Channel 30)
27375 LSB 27.375 MHz LSB - very busy as to be expected - CB Channel 37 LSB
27385 LSB 27.385 MHz LSB - very busy as to be expected - CB Channel 38 LSB
27400 LSB 27.400 MHz LSB - US stations "in between" channel 39 and 40
27405 AM 27.405 MHz AM - CB Channel 40 - really busy, lots and lots of QRM, multiple carriers mixing together

27.410 MHz 27410 kHz end legal 40 CB band + RC band

27535 AM 27535 MHz AM - truckers or land mobile users using export radios, weak (channel 11 up one band)
27695 USB 27.695 MHz USB - Weak SSB chatter noted
27710 USB 27.710 MHz USB - Weak SSB chatter noted