[RVRC] Warren Site

Sat Aug 31 23:55:33 EDT 2019

This sounds like the best thing I've heard about in a long time. My vote is
Yes.  Mike Christiansen

On Sat, Aug 31, 2019, 5:53 PM William Labos via RVRC <rvrc at mailman.qth.net>
wrote:

> My vote is yes, go for it.
>
>
> Bill Labos
>
> > On Aug 31, 2019, at 3:40 PM, Paul Nannery <kc2vrj at gmail.com> wrote:
> >
> > Members,
> > to answer some questions raised, the 25W limit is set by out current
> > equipment we can run up to 100W but No amp so we would need a new
> repeater
> > for that. our current will do 50 W the total system gain is 2.5 DB on
> both
> > TX and RX. site access will be limited to 2 persons however they can
> bring
> > help with them, and we can work on any of our equipment in out cabinet.
> > attached are estimated plots as well i just received word the state has
> > approved this. also this is long term. it is not dependent on one persons
> > as we will have an agreement in place. see below from the state.
> >
> > I discussed RVRC's potential use of the Warren tower site with the State.
> > They would be agreeable with certain conditions, most of which you and I
> > already discussed, and with which you indicated concurrance previously.
> The
> > only new issue they brought up is cut and pasted below; I trust you will
> > have no objection to their requirements?
> >
> >> Chuck will want to formalize with a no-charge agreement that makes the
> >> club aware of their maintenance obligations, site and tower access
> >> restrictions, and our security procedures.
> >
> > The access/security procedures will likely require that only one or two
> > people are authorized for access.  The State is moving to an
> all-electronic
> > access system including a motorized gate across the access road to get
> into
> > the fenced compound.  Authorized persons will each be given an access
> card
> > to get into the compound; the card may not be used by anyone other than
> who
> > it is assigned to.  They may require notification prior to each access,
> > likely limited to weekday working hours as the new system notifies them
> > whenever someone swipes a card so they can monitor activity from Trenton
> via
> > the cameras at the site.
> >
> > Just so we're clear, there will be no access to the tower (i.e.
> > climbing/installing equipment on the tower) by anyone other than the
> State's
> > authorized contractor, either initially or at any time in the future,
> since
> > you will be on the master antenna systems.
> >
> > If you would like to move ahead, I'll work up a quote, and then have the
> > State draft the agreement for the club to sign.  Who would be the person
> > authorized to sign on behalf of the club?
> >
> > to not miss this we need to quickly approve and move on this. below are
> the
> > emails about cost. the costs we gave at the meeting were high just be be
> > cretin we would not have a cost over run.
> >
> > 1.  Pricing below for the VHF combiner and multicoupler expansion
> channels
> > (I get a 30% discount):  $1708.70 + tax + shipping.  Figure $2000 total.
> > We'll do the integration and tuning as a favor to the club.
> >
> > 2.  Horizontal cabling.  T&M to run cables from the combiner/multicoupler
> > building out to your cabinet which will end up being about 100' or so
> away.
> > This has to be done by the State's approved contractor.  Assuming we use
> > 7/8" cable, figure about 120' of cable for each run (one for Tx, one for
> > Rx), and a couple of hours to install with hangers, ground kits, etc., I
> > would guesstimate around $2000-2500.
> >
> > 3.  Outdoor equipment cabinet.  The existing cabinets that are there are
> > pretty rusty, I don't think you would want to use what remains.  Ideally
> it
> > should be a Motorola 6' outdoor cabinet as the area under the ice bridge
> is
> > set up to mount that type of cabinet, but it can probably be adapted to
> > whatever you have using angle steel/aluminum. About 3000.00
> >
> > 4.  Repeater.  Must be first-class, modern, commercial equipment
> (Motorola,
> > Tait, Kenwood, Harris, etc.).  No hammy stuff, no mobile radios, etc..
> You
> > will not need, and you cannot add, any additional filtering, preamps,
> etc.
> > as it can adversely affect other channels on the system.  You will be
> > sharing antenna systems with state and federal agencies with three-letter
> > acronyms; any interference to them will surely end your stay, so it's in
> the
> > club's best interest to "do it once, do it right".
> >
> > 5.  Coordination.  I will require that you get your coordination modified
> > and approved before we proceed.  This is not unique to you - it is my
> > standard requirement whenever I let ham repeaters on sites that we own or
> > manage in order to avoid conflict of interest since I am involved in
> > frequency coordination (ARCC).  For the sake of calculating ERP, your net
> > antenna system gain (including the 120' of horizontal cabling loss,
> > combiner, feedline loss, antenna gain, etc.) will be 2.5 dBd.
> >
> > 6.  Electrical.  We can do the work for you at no cost as a favor to the
> > club.  You will be on the State's main (275 kW) diesel generator for
> backup
> > power.  If your repeater has provisions for a backup battery, be sure to
> use
> > a battery that will work/survive at the temperature extremes.  The State
> > will want to know your electric consumption, so I would strongly
> recommend a
> > switching power supply and keeping your power output reasonable (also
> goes
> > along with coordination).  The transmit antenna is a 4-bay dipole array
> at
> > 880' AMSL (receive antenna at 940' AMSL) fed with 1-5/8" line - you're
> not
> > going to need much power...
> >
> > I feel we should move on this and move quickly.
> >
> > Thank you KC2VRJ
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