Re: [WISPA] Multipath

2009-10-03 Thread Marlon K. Schafer
...@imaginenetworksllc.com To: WISPA General List wireless@wispa.org Sent: Thursday, October 01, 2009 3:09 PM Subject: Re: [WISPA] Multipath Marlon, Those experiences - what band and product? On 10/1/09, Marlon K. Schafer o...@odessaoffice.com wrote: First, your signal is much too high. Multipath is a reflected

Re: [WISPA] Multipath

2009-10-01 Thread Steve Barnes
...@wispa.org] On Behalf Of Mike Sent: Tuesday, September 29, 2009 3:30 PM To: WISPA General List Subject: Re: [WISPA] Multipath Multipath and/or scintillation. It looks like the sun is shining and 65 degrees in Salem. Sun beating on that metal surface can cause heat waves to rise in front

Re: [WISPA] Multipath

2009-10-01 Thread Marlon K. Schafer
. I've doubled people's speeds by moving the antennas down by as little as 2 feet. marlon - Original Message - From: Mark McElvy mmce...@accubak.com To: WISPA General List wireless@wispa.org Sent: Tuesday, September 29, 2009 11:39 AM Subject: [WISPA] Multipath I am curious if anyone

Re: [WISPA] Multipath

2009-10-01 Thread Josh Luthman
wireless@wispa.org Sent: Tuesday, September 29, 2009 11:39 AM Subject: [WISPA] Multipath I am curious if anyone thinks this is multipath and has a suggestion on how to fix. This just happens to be my dads house, radio mounted to a j-mount on eve of house, clear LOS to tower 1 mile away

Re: [WISPA] Multipath

2009-10-01 Thread Tom Sharples
To: WISPA General List wireless@wispa.org Sent: Thursday, October 01, 2009 11:14 AM Subject: Re: [WISPA] Multipath This is going way out there what happens if you turn your radio 90 degrees. Last month I had a client who was installed wrong. Tower was Horizontal and guys setup the radio

[WISPA] Multipath

2009-09-29 Thread Mark McElvy
I am curious if anyone thinks this is multipath and has a suggestion on how to fix. This just happens to be my dads house, radio mounted to a j-mount on eve of house, clear LOS to tower 1 mile away, -56 signal. This eve is over the porch roof to the east and signal shoots over the south plane

Re: [WISPA] Multipath

2009-09-29 Thread Josh Luthman
Bump it up about 10 degrees and see if that helps your multipath issue. Does the signal strength stay at -57 or does it fluctuate? On MT gear it's very easy to identify it as you'll see -55 for the most part, then -70 for a quick moment. I'm assuming you're using Canopy here - watch the

Re: [WISPA] Multipath

2009-09-29 Thread Bob Moldashel
Mark, Was this an existing installation and it just started acting up or has it been doing this since day one?? -B- Mark McElvy wrote: I am curious if anyone thinks this is multipath and has a suggestion on how to fix. This just happens to be my dads house, radio mounted to a

Re: [WISPA] Multipath

2009-09-29 Thread Marco Coelho
Is there any large metal surfaces immediately in front of the radio (antenna)? I've seen the metal rim of a brick fireplace stack cause erratic behavior until we moved our antenna up a couple of feet. Marco On Tue, Sep 29, 2009 at 1:53 PM, Josh Luthman j...@imaginenetworksllc.com wrote: Bump

Re: [WISPA] Multipath

2009-09-29 Thread Marco Coelho
make that ARE there any On Tue, Sep 29, 2009 at 1:57 PM, Marco Coelho coelh...@gmail.com wrote: Is there any large metal surfaces immediately in front of the radio (antenna)?  I've seen the metal rim of a brick fireplace stack cause erratic behavior until we moved our antenna up a couple

Re: [WISPA] Multipath

2009-09-29 Thread Mark McElvy
To: WISPA General List Subject: Re: [WISPA] Multipath Bump it up about 10 degrees and see if that helps your multipath issue. Does the signal strength stay at -57 or does it fluctuate? On MT gear it's very easy to identify it as you'll see -55 for the most part, then -70 for a quick moment. I'm

Re: [WISPA] Multipath

2009-09-29 Thread Josh Luthman
Moldashel Sent: Tuesday, September 29, 2009 2:02 PM To: WISPA General List Subject: Re: [WISPA] Multipath Mark, Was this an existing installation and it just started acting up or has it been doing this since day one?? -B

Re: [WISPA] Multipath

2009-09-29 Thread Mark McElvy
:01 PM To: WISPA General List Subject: Re: [WISPA] Multipath Any issues, or are there any, with other stations on that same AP? Josh Luthman Office: 937-552-2340 Direct: 937-552-2343 1100 Wayne St Suite 1337 Troy, OH 45373 When you have eliminated the impossible, that which remains, however

Re: [WISPA] Multipath

2009-09-29 Thread Josh Luthman
issues. Mark McElvy AccuBak Data Systems, Inc. -Original Message- From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On Behalf Of Josh Luthman Sent: Tuesday, September 29, 2009 2:01 PM To: WISPA General List Subject: Re: [WISPA] Multipath Any issues

Re: [WISPA] Multipath

2009-09-29 Thread Mike
Multipath and/or scintillation. It looks like the sun is shining and 65 degrees in Salem. Sun beating on that metal surface can cause heat waves to rise in front of the antenna causing scintillation. Sometimes this stuff is black magic and moving a CPE a couple feet one way or another can

[WISPA] Multipath

2007-04-13 Thread Edward J. Hatfield III
Jim: The term multipath is commonly used to describe the condition wherein a sent signal arrives at an antenna through more than one path (by something in addition to or other than a non-obstructed, line-of-sight link). Microwave signals are subject to a number of degradation modes including