The Noise Floor: 1750 Meter and Medfer Resource
Main Page Information on LF beacon XMGR Information on LF beacon 1LF Information on Medfer beacon XM Complete listing of active Lowfer beacons. Complete Listings of Medfer beacons. Complete listing of off site links. Email Us
Quick Links to Major Areas Latest information on QRSS mode. Latest information on the WOLF mode. Commercial products for LF and MF. Sound files, photos, and more.   XMGR Flattop Vertical


To date XMGR has been received in 16 states, Canada, and a record breaking distance of 1,874 Miles in WOLF mode!

Part 15 Beacons XMGR, 1LF, and XM
Les Rayburn, N1LF 4919 Cox Cove Helena, AL 35080
205.620.3473
Grid EM63  Authorized for experimental purposes under FCC Part 15 Rules.

© 2001 Les Rayburn, N1LF & others as noted.

 

Easy Beacon Updates
We've added an e-mail form that will automatically send out e-mail announcements to both the Noise Floor and LWCA sites. Update your information the easy way! EZ Beacon Updates (02/20/02)

Amateur LF Band in US Coming!
FCC has agreed to authorize amateurs in the United States to operate within the 136khz LF band New 136Khz Band(05/12/02)

Build a Lowfer Loading Coil
Ralph, W5JGV who is part of the new Part 5 experimental group, operating under callsign WC2XSR/13 offers this web site devoted to how to construct a loading coil for the lowfer band. Very impressive! Coil and Variometer Construction(02/20/02)

NC Testing Jason Mode
From the makers of ARGO and Spectran comes a new LF mode, JASON. Currently being testing by NC. JASON Software(02/20/02)

WOLF 0.61 Software Released
Stewart Nelson, KK7KA, has released version 0.61 of the WOLF software,This version allows for improved tools to interpret the data you are receiving.Download it now from his site. WOLF Software (10/17/01)

Latest Version of Spectran Released
Download this great program for QRSS reception just released! Spectran 6 Beta (10/07/01)

New Part 15 HiFer activity!
We've added a listing of HiFers operating within the 22 Meter Band HF (13,553 - 13,567 kHz) band to our "Medfer" page. Look for some exciting news there too!HiFERS (05/21/01)

WB6QLF Drawings
Wonderful "How To" drawings by Chuck Roblin, WB6QLF. We just added some newly discoved drawings covering the installation of active antennas!Drawings (04/04/01)

WOLF Crosses Atlantic!
John Andrews, W1TAG copied two lines of clean copy at about 03:19 GMT from Jim Moritz, M0BMU. See details on our WOLF Page (03/19/01)

Medfer Antenna Construction Tips
Charlie Thompson, W5CDT has posted some photos and construction details about his Medfer antenna online. Complete Story Here. (02/19/01)

QRSS(S) Records for LEK and WA
Lyle Koehler,LEK, and Bill Ashlock,WA have both been experimenting with QRSS(S)transmission using very long 60 second dot length QRSS. This has resulted in some amazing success stories, including daytime receptions at over 1,000 miles and several new states being added for both stations!(02/16/01)

LW-MAX Source Code Available.
PCS-Electronics has recently made the Visual Basic source code for their LW-MAX exciter available to the public. Download it here. LW-MAX Source Code. (12/27/00)