Welcome to the new, improved KFS WebSDR HF radio receiver system located six miles south of Half Moon Bay, California USA. This facility is maintained by Craig, W6DRZ, e-mail w6drz@arrl.net. To find out what is new with this system, click here. A complete technical description, operating tips, updated propagation information, and a donation opportunity can all be found on the ABOUT page. More information on the worldwide WebSDR project can be found on www.websdr.org.

(20 Feb) Antenna switching added to 40ph band. Click here for details.
(15 Dec) Chrome HTML5 audio appears to be fixed wtth the latest version, v71.
(13 Jan) Thank you to KM6WSI, AG7ES, KE6GAC, W6NFL, AE0CQ, KB0W/6, WA6OWR, and W2HF for their recent donations.

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Allow keyboard:
j k ← →: freq down/up (+shift/ctrl/alt faster)
u l c a: USB, LSB, CW, AM
z Z: center/zoom waterfall
g: enter frequency

Frequency: kHz

Or tune by clicking/dragging/scrollwheel on the frequency scale.


? dBm avg; ? dBm peak
mute squelch autonotch
Signal strength plot:
? kHz @ -6dB; ? kHz @ -60dB.
PassBand Tuning (PBT):
Or drag the passband edges on the frequency scale. PBT & IF Shift code by Weert Websdr.
Waterfall view:
Or zoom with scroll wheel.
Call of station that you hear:
Comments, if any:
Note: time, frequency, your name/call, and DXCC information are added automatically.
View the last 20 lines of the logbook, or the entire logbook.

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