--- N A 5 B    W e b S D R    R E C E I V E R    S Y S T E M ---

Welcome to Washington DC Area SDR VHF radio receiver system maintained by NA5B, Mehmet, e-mail,  web site:
This receiver covers ; VHF: 6m, Air Band, Weather Band, 2m and E-Field VLF receiver. Current system brief description; Antennas: Homebrew
1/4 ground plane and discone Server: 64 Bit Linux (Debian) with fiberoptic gigabit connection and RTL-SDR dongles.   For the HF BANDS:
For more info about the WebSDR: Other SDR's: UTAH UT - KFS CA - Kiwi KFS CA - K3FEF PA - NY4Q GA - N4DKD AL - W7RNA AZ
Thank you to AD8AE, K1LWC, WD5GWC, AB3VN, W5AWG, W7HB, KN4VV, N4RLI, KZ3AB, K4NNK, WN3F, W2QL, KM4OBL, XE1RK, KE4URB, KZ3AB and W1EJM for their donations.
Special thanks to the folks at the Northern Utah WebSDR for providing the DSP Noise Reduction function!  more info

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 Please join FaceBook Group  WASHINGTON DC WebSDR FB Group       NA5B KiwiSDR coverage 10 kHz to 30 MHz (limited to 4 users)  NA5B KiwiSDR
Allow keyboard:
j k ← →freq. down/up (+shift/ctrl/alt faster)
u l c a fUSB, LSB, CW, AM, FM
W wfilter wider/narrower
z Z ^Zcenter/zoom waterfall
genter frequency
b Bchange band
m V vmute, volume up/down
t TVFOs: toggle A/B, set A=B

Loading waterfall... Please Wait.



FILTER:  ?kHz @ 0dB; ?kHz @ -6dB; ?kHz @ -60dB. [? / ?]

Waterfall view: Full window

Or use scroll wheel and dragging on waterfall.


Sig?dBm PK?dBm N?dB SNR?dB
Mute Squelch Auto-notch Notch-2
Audio out: left both right
DSP Level: High-Boost

GAIN CONTROL: automatic manual

E-Field @ Washington DC Area (VLF 0-20kHz)

Signal strength plot:
Logbook:    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 (ctrl-click for new tab/window).

Station information: Lookup in databases  
This WebSDR is currently being used by ? user(s) simultaneously:      compact view

Chatbox:    This chatbox is intended to discuss the operation of the WebSDR and about the signals received with it.
The operators of this site disclaim any responsibility for text appearing in this chatbox.


NA5B VHF Server Statistics:

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