Re: [Repeater-Builder] tait 2010

2004-11-14 Thread Gareth Bennett

Hi there Ian;
It sounds like you are a Maxon dealer?
A better option if you wanted to persue the single CTCSS path and to keep
your quiescent current on your solar sites down would be to utilise the
Maxon SD-170 series of Data radio's for your repeaters. We have used these
VERY successfully here in NZ on alpine sites with a PA where other gear was
just too hard on batteries.(As I recall they only use 65mA on stby)
ALSO these radio's will Pass CTCSS :-)  ... So you could configure
these at your Back-Back links and also your Remote Sites if you so
desired. And they come with some other neat features that you could
implement later :-)
If I was putting together a budget community network this is one of the
avenues that I would pursue, especially if cost was an issue.
Cheers;
Gareth Bennett







 
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Re: [Repeater-Builder] tait 2010

2004-11-14 Thread ian wells

cool .i am a maxon dealer and that would be a good sugestion .also i thank
the sugestion about opening the links and not haveing them controled by
ctcss .it has improved the rresponse time greatly
Thank you
Ian Wells
Kerinvale Comaudio
mail service 1017,
Biloela,4715.
www.kerinvalecomaudio.com.au

- Original Message - 
From: Gareth Bennett [EMAIL PROTECTED]
To: Repeater-Builder@yahoogroups.com
Sent: 14 November, 2004 2:15 PM
Subject: Re: [Repeater-Builder] tait 2010



 Hi there Ian;
 It sounds like you are a Maxon dealer?
 A better option if you wanted to persue the single CTCSS path and to keep
 your quiescent current on your solar sites down would be to utilise the
 Maxon SD-170 series of Data radio's for your repeaters. We have used
these
 VERY successfully here in NZ on alpine sites with a PA where other gear
was
 just too hard on batteries.(As I recall they only use 65mA on stby)
 ALSO these radio's will Pass CTCSS :-)  ... So you could configure
 these at your Back-Back links and also your Remote Sites if you so
 desired. And they come with some other neat features that you could
 implement later :-)
 If I was putting together a budget community network this is one of
the
 avenues that I would pursue, especially if cost was an issue.
 Cheers;
 Gareth Bennett








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Re: [Repeater-Builder] tait 2010

2004-11-14 Thread Gareth Bennett

Hi Ian :-)
You are more than welcome, glad that I have been of some assistance.
It's good to see the usefulness of the list, and  also to Talk to someone
closer to home:-)
When I was 23, I was laid off from the old New Zealand Post Office when it
was purchased by and is now Telecom NZ. Started my own repeater networks
and ran about thirty channels for ten years. Got Itchy feet and went to PNG
for a while, and recently returned to work in the Hydro industry, (Much
safer, no shooting :-) but quite boring, no Landmobile!
I started what you are now doing and have learnt many tricks of the
trade in the last 12 years... It's the Australasian way to make a space
shuttle out of a coke can and a bit of #8 fencing wire. :-)
One learns fast when you have to put your own money on the line and
guarantee results!
Might be in OZ and around QLD mid next year ... It would be cool to
catch up for a beer :-)

Ive wasted enough B/W for now, If there is anything that I can do to help
you, please dont hesitate to give me an e-mail  [EMAIL PROTECTED]

Cheers


_

Gareth Bennett

This e-mail is confidential, if you received this message in error, or you
are not the intended recipient,
please return it to the sender and destroy any copies.
Thank you.
- Original Message -
From: ian wells [EMAIL PROTECTED]
To: Repeater-Builder@yahoogroups.com
Sent: Monday, November 15, 2004 2:10 AM
Subject: Re: [Repeater-Builder] tait 2010



 cool .i am a maxon dealer and that would be a good sugestion .also i thank
 the sugestion about opening the links and not haveing them controled by
 ctcss .it has improved the rresponse time greatly
 Thank you
 Ian Wells
 Kerinvale Comaudio
 mail service 1017,
 Biloela,4715.
 www.kerinvalecomaudio.com.au

 - Original Message -
 From: Gareth Bennett [EMAIL PROTECTED]
 To: Repeater-Builder@yahoogroups.com
 Sent: 14 November, 2004 2:15 PM
 Subject: Re: [Repeater-Builder] tait 2010


 
  Hi there Ian;
  It sounds like you are a Maxon dealer?
  A better option if you wanted to persue the single CTCSS path and to
keep
  your quiescent current on your solar sites down would be to utilise the
  Maxon SD-170 series of Data radio's for your repeaters. We have used
 these
  VERY successfully here in NZ on alpine sites with a PA where other gear
 was
  just too hard on batteries.(As I recall they only use 65mA on stby)
  ALSO these radio's will Pass CTCSS :-)  ... So you could configure
  these at your Back-Back links and also your Remote Sites if you so
  desired. And they come with some other neat features that you could
  implement later :-)
  If I was putting together a budget community network this is one of
 the
  avenues that I would pursue, especially if cost was an issue.
  Cheers;
  Gareth Bennett
 
 
 
 
 
 
 
 
  Yahoo! Groups Links
 
 
 
 
 
 
 
 
 







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Re: [Repeater-Builder] tait 2010

2004-11-13 Thread Gareth Bennett

Hi Ian,
What CTCSS freq are you using by the way, (I hope not 100 Hz?)  I'd can
the Back to back Rx CTCSS and that would speed up the link no end.
What's the linking paths like between your main repeater and your two
remote sites?
Your decode times are indeed excessive, also I wonder what breed is your
mobile gear (Tait?) Icom for instance is VERY slow to decode CTCSS.
What facilities do you have for test and measurement?  Do you have a
service monitor or at least a deviation meter and signal gen that can
generate CTCSS frequency?
How have you wired your back to back T2010's (Will they pass CTCSS
witithout regeneration?)
Also what PSU are you running? If there is mains hum (Hence reason NOT
to use 100 Hz subtone) this will bugger you up no end.
Just a few questions as starters and we can go from there :-)

Cheers;
 Gareth Bennett
Comme Engineer
Electrix Ltd
New Zealand HVDC link





 
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Re: [Repeater-Builder] tait 2010

2004-11-13 Thread ian wells


Thank you
Ian Wells
Kerinvale Comaudio
mail service 1017,
Biloela,4715.
www.kerinvalecomaudio.com.au

- Original Message - 
From: Gareth Bennett [EMAIL PROTECTED]
To: Repeater-Builder@yahoogroups.com
Sent: 13 November, 2004 5:49 PM
Subject: Re: [Repeater-Builder] tait 2010



 Hi Ian,
 What CTCSS freq are you using by the way, (I hope not 100 Hz?)

actually yes .sounds like i better find another frequency

 I'd can  the Back to back Rx CTCSS and that would speed up the link no end.
 What's the linking paths like between your main repeater and your two
 remote sites?

reasonably good

 Your decode times are indeed excessive, also I wonder what breed is
your
 mobile gear (Tait?)

all tait t2010 rx and tx

 Icom for instance is VERY slow to decode CTCSS.
 What facilities do you have for test and measurement?  Do you have a
 service monitor or at least a deviation meter and signal gen that can
 generate CTCSS frequency?

yes waveteck service monitor 4031

 How have you wired your back to back T2010's (Will they pass CTCSS
 witithout regeneration?)
not sure below -

S14-1  +13 vdc (switched) (could use S13-12 unswitched dc)
S14-2+5 vdc
S14-3   COS (+5v goes to 0 volts when active)
S14-4   If you use CTCSS use this pin instead of S14-3.
S14-6   PTT  (0v = transmit ) (ground this pin for ptt)
S13-3   Receiver audio line out
S13-6   Transmitter audio line in
S13-11 Ground
i also have the s14-4 being used to switch the tx on all the sites
this is being done via a 4n25 opto ic to drive a small pnp transistor to
switch the tx on the transmitter
i have wired the s13-3  via a audio level circuit to s13-6disk audio in
the subtone filters are also enabled on each site

 Also what PSU are you running? If there is mains hum (Hence reason NOT
 to use 100 Hz subtone) this will bugger you up no end.

i thank you for this bit
 -the repeater sites are all solar powered .one link site is battery powered
with a charger off 240 volt and the other link is solar powered

 Just a few questions as starters and we can go from there :-)

 Cheers;
  Gareth Bennett
 Comme Engineer
 Electrix Ltd
 New Zealand HVDC link






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Re: [Repeater-Builder] tait 2010

2004-11-13 Thread ian wells

thanks bradley 
any idea which cap
i do have the circuit diagram 
Thank you
Ian Wells
Kerinvale Comaudio
mail service 1017,
Biloela,4715.
www.kerinvalecomaudio.com.au

- Original Message - 
From: bradley glen [EMAIL PROTECTED]
To: Repeater-Builder@yahoogroups.com
Sent: 14 November, 2004 1:44 AM
Subject: Re: [Repeater-Builder] tait 2010


 
 Hi
 
 If you have a look you can reduce the squelch delay by
 removing the electrolytic cap around the squelch
 circuit(hope you have a diagram for the rf
 platform.).I have done a similar squelch mod with the
 gm300.Reduces the delay but also increases the chance
 of falsing.
 Remember that the higher ctcss frequencies do reduse
 the decoding time.
 
 
 Regards
 
 Brad ZS5WT South Africa
 --- ian wells [EMAIL PROTECTED] wrote:
 
  
  
  Thank you
  Ian Wells
  Kerinvale Comaudio
  mail service 1017,
  Biloela,4715.
  www.kerinvalecomaudio.com.au
  
  - Original Message - 
  From: Gareth Bennett [EMAIL PROTECTED]
  To: Repeater-Builder@yahoogroups.com
  Sent: 13 November, 2004 5:49 PM
  Subject: Re: [Repeater-Builder] tait 2010
  
  
  
   Hi Ian,
   What CTCSS freq are you using by the way, (I
  hope not 100 Hz?)
  
  actually yes .sounds like i better find another
  frequency
  
   I'd can  the Back to back Rx CTCSS and that would
  speed up the link no end.
   What's the linking paths like between your
  main repeater and your two
   remote sites?
  
  reasonably good
  
   Your decode times are indeed excessive, also I
  wonder what breed is
  your
   mobile gear (Tait?)
  
  all tait t2010 rx and tx
  
   Icom for instance is VERY slow to decode CTCSS.
   What facilities do you have for test and
  measurement?  Do you have a
   service monitor or at least a deviation meter and
  signal gen that can
   generate CTCSS frequency?
  
  yes waveteck service monitor 4031
  
   How have you wired your back to back T2010's
  (Will they pass CTCSS
   witithout regeneration?)
  not sure below -
  
  S14-1  +13 vdc (switched) (could use S13-12
  unswitched dc)
  S14-2+5 vdc
  S14-3   COS (+5v goes to 0 volts when active)
  S14-4   If you use CTCSS use this pin instead of
  S14-3.
  S14-6   PTT  (0v = transmit ) (ground this pin for
  ptt)
  S13-3   Receiver audio line out
  S13-6   Transmitter audio line in
  S13-11 Ground
  i also have the s14-4 being used to switch the tx on
  all the sites
  this is being done via a 4n25 opto ic to drive a
  small pnp transistor to
  switch the tx on the transmitter
  i have wired the s13-3  via a audio level circuit to
  s13-6disk audio in
  the subtone filters are also enabled on each site
  
   Also what PSU are you running? If there is
  mains hum (Hence reason NOT
   to use 100 Hz subtone) this will bugger you up no
  end.
  
  i thank you for this bit
   -the repeater sites are all solar powered .one link
  site is battery powered
  with a charger off 240 volt and the other link is
  solar powered
  
   Just a few questions as starters and we can go
  from there :-)
  
   Cheers;
Gareth Bennett
   Comme Engineer
   Electrix Ltd
   New Zealand HVDC link
  
  
  
  
  
  
   Yahoo! Groups Links
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
   
  Yahoo! Groups Links
  
  
  [EMAIL PROTECTED]
  
   
  
  
  
  
 
 
 
 
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Re: [Repeater-Builder] tait 2010

2004-11-13 Thread ian wells

thanks gareth
this repeater system is being setup as a community repeater (ie everyone can
hear and talk to others on the channel.this is to keep the costs down .if
the clients need
total privacy they can go with scramblers).this is also to  allow unlimited
number of users on the system
the tait transmitters on each repeater site are about to be replaced with
maxon pm150 smx4450 radios
as i have found they carn't keep the tx power up for long periods and each
repeater site is powered by 2 x 80 watt solar  panels with big deep cycle
batteries
i did think of connecting the link radios directly into between the rx radio
and the tx radio on each repeater so when a signal is received both the link
and transmitter is activated at the same time but i came up with a problem
.when the repeater is active it would be too close to one of the link
frequencies aprox 100 khz
so i didn't go any futher that way
i am going to inspect one site today and remove the linking ctcss control
and hopefully set it up for carrier only and see how much of a improvement
.i did feel this would give faster activation and because the beams are
concertrated lines of site so  interference is not as likely .
i could initalize a point to point frequency between repeater sites but at
500 a link it is expensive .we were advise by aca to just use back to back
as we own the
repeater frequencies so it wouldn't cost anything extra to have linking
sites

Thank you
Ian Wells
Kerinvale Comaudio
mail service 1017,
Biloela,4715.
www.kerinvalecomaudio.com.au

- Original Message - 
From: Gareth Bennett [EMAIL PROTECTED]
To: Repeater-Builder@yahoogroups.com
Sent: 14 November, 2004 1:55 AM
Subject: Re: [Repeater-Builder] tait 2010



 Hi again Ian,
 I have looked at your website as to gain more insight with your
repeater
 network, and now understand more what you want to achieve.

  Below is for your info, and possibly how you could make best out of your
 situation.

 If I was in your position I would possibly do things differently...

 Add a repeater manager such as a CSI TP154 (Allowing you to utilise
multiple
 CTCSS tones... And therefore control on individual clients, You can not
 disable CTCSS on a non paying client when they share the same CTCSS code
as
 in a Community channel

 Bin the T2010's .. They are hungry on power (Especially in solar
 applications) And also are only Mobile's and therefore do not have the
 front end to cope in RF high fields If you can find Tait T345 /T346
Base
 station equipment, this per repeater only draws on standby about 70-80 mA
 ... Much easier on PV Arrays and batteries. Also this makes the T800
series
 look VERY Greedy :)

 It looks as if you have potential to link all your sites without Back to
 back linking ... (I know this saves bucks)  ... Can you apply for a
 separate linking frequency for site A  and B ?  I don't know the rules in
OZ
 compared in NZ but probably they are damn close!... If you can go from
 Master to A or  Master to B directly, you can save two extra sites, gain
 more CONTROL and have a faster network.

 P.S. I know the Tait T300 series is old, but as yet there is nothing
 that will beat it when power consumption is added to the equation as well
as
 selectivity. (This is crystal controlled gear).

 We can work on your existing network and make it better If I can use
my
 knowledge to help, so much the better (Microwave links can be so damn
boring
 :-)


 _

 Gareth Bennett

 This e-mail is confidential, if you received this message in error, or you
 are not the intended recipient,
 please return it to the sender and destroy any copies.
 Thank you.
 - Original Message -
 From: ian wells [EMAIL PROTECTED]
 To: Repeater-Builder@yahoogroups.com
 Sent: Sunday, November 14, 2004 3:38 AM
 Subject: Re: [Repeater-Builder] tait 2010


 
 
  Thank you
  Ian Wells
  Kerinvale Comaudio
  mail service 1017,
  Biloela,4715.
  www.kerinvalecomaudio.com.au
 
  - Original Message -
  From: Gareth Bennett [EMAIL PROTECTED]
  To: Repeater-Builder@yahoogroups.com
  Sent: 13 November, 2004 5:49 PM
  Subject: Re: [Repeater-Builder] tait 2010
 
 
  
   Hi Ian,
   What CTCSS freq are you using by the way, (I hope not 100 Hz?)
 
  actually yes .sounds like i better find another frequency
 
   I'd can  the Back to back Rx CTCSS and that would speed up the link no
 end.
   What's the linking paths like between your main repeater and your
 two
   remote sites?
 
  reasonably good
 
   Your decode times are indeed excessive, also I wonder what breed
is
  your
   mobile gear (Tait?)
 
  all tait t2010 rx and tx
 
   Icom for instance is VERY slow to decode CTCSS.
   What facilities do you have for test and measurement?  Do you have
a
   service monitor or at least a deviation meter and signal gen that can
   generate CTCSS frequency?
 
  yes waveteck service monitor 4031
 
   How have you wired your