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Theatre > Theatre Stagecraft > Re: VHF radio m...
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Re: VHF radio mic problems

by John Legon <john@[EMAIL PROTECTED] > Mar 30, 2008 at 01:14 PM

Duncan Wood <bodgedntp@[EMAIL PROTECTED]
> wrote in article
<op.t8rteupepmo3dt@[EMAIL PROTECTED]
>:
>On Sat, 29 Mar 2008 04:09:42 -0000, Tim Perry  
><timperry@[EMAIL PROTECTED]
> wrote:
>> I do not agree that extending the antennas will necessarily be the
"magic
>> bullet" you are looking for. Cable losses at these frequencies are
pretty
>> hefty.
>> example: RG -58  (depending on brand) about 5.5 dB per 100 feet.
>> http://www.ocarc.ca/coax.htm
>> a 6 dB low noise preamp would be needed to make up the loss for a coax 

>> this
>> long.
>
>Or use Rg213 ot CT125. Plus it tends to attenuate the noise as well as
the  
>signal & 20' of cable in this situation shold help a lot.

Moving the aerials out of the control room just to the other side of the
wall seems likely to a give an improvement in signal strength which will
out-weigh the signal loss in the cable over this distance.

Thanks to r.a.t.s. I think I've now got a good handle on the problem,
which is great...

-- 
John Legon
 




 32 Posts in Topic:
VHF radio mic problems
John Legon <john@[EMAI  2008-03-27 08:17:49 
Re: VHF radio mic problems
"Duncan Wood" &  2008-03-27 11:01:32 
Re: VHF radio mic problems
Christopher Jahn <cjah  2008-03-27 06:34:45 
Re: VHF radio mic problems
John Legon <john@[EMAI  2008-03-27 12:39:57 
Re: VHF radio mic problems
"Duncan Wood" &  2008-03-27 13:33:44 
Re: VHF radio mic problems
Christopher Jahn <cjah  2008-03-27 18:48:07 
Re: VHF radio mic problems
Rusty <russjunkmail@[E  2008-03-27 19:43:34 
Re: VHF radio mic problems
John Legon <john@[EMAI  2008-03-27 14:57:04 
Re: VHF radio mic problems
"David McCall"   2008-03-27 15:08:05 
Re: VHF radio mic problems
"Duncan Wood" &  2008-03-27 15:35:13 
Re: VHF radio mic problems
"Tim Perry" <  2008-03-27 23:49:00 
Re: VHF radio mic problems
John Legon <john@[EMAI  2008-03-28 08:10:32 
Re: VHF radio mic problems
"Tim Perry" <  2008-03-29 00:09:42 
Re: VHF radio mic problems
"Duncan Wood" &  2008-03-30 10:19:12 
Re: VHF radio mic problems
John Legon <john@[EMAI  2008-03-28 08:58:39 
Re: VHF radio mic problems
"Duncan Wood" &  2008-03-28 11:35:19 
Re: VHF radio mic problems
Torrance Bell <starlit  2008-03-28 15:30:24 
Re: VHF radio mic problems
Rusty <russjunkmail@[E  2008-03-28 18:10:36 
Re: VHF radio mic problems
John Legon <john@[EMAI  2008-03-28 17:04:34 
Re: VHF radio mic problems
"Duncan Wood" &  2008-03-28 17:59:52 
Re: VHF radio mic problems
John Legon <john@[EMAI  2008-03-29 13:54:17 
Re: VHF radio mic problems
"Tim Perry" <  2008-03-29 13:51:11 
Re: VHF radio mic problems
Christopher Jahn <cjah  2008-03-29 23:04:46 
Re: VHF radio mic problems
"Tim Perry" <  2008-03-30 12:41:10 
Re: VHF radio mic problems
"Richard Crowley&quo  2008-03-30 12:37:56 
Re: VHF radio mic problems
Christopher Jahn <cjah  2008-03-30 21:01:48 
Re: VHF radio mic problems
"Tim Perry" <  2008-03-30 12:19:52 
Re: VHF radio mic problems
"Richard Crowley&quo  2008-03-30 12:46:00 
Re: VHF radio mic problems
Christopher Jahn <cjah  2008-03-30 21:07:41 
Re: VHF radio mic problems
"Richard Crowley&quo  2008-03-30 20:16:32 
Re: VHF radio mic problems
"Tim Perry" <  2008-03-31 09:16:56 
Re: VHF radio mic problems
John Legon <john@[EMAI  2008-03-30 13:14:12 

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