Hi Tony,
> Tony VE6MVP wrote:
> Folks
> I've been reading the low voltage disconnect thread with
> a great deal of interest. Thanks for the tips and suggestions.
> We're putting up a VHF repeater and two UHF link radios on
> a solar/wind power site.
The event will be quite the learning expe
in
the rx side (antenna lead/path) is tuned to the tx frequency
and the converse for the other path.
There are six very useful notch resonator networks in the box
and they can be used in various combination for many things.
s.
> > skipp025 wrote:
> > Re: VHF Decibel Duplexer
&g
Re: VHF Decibel Duplexer
I should probably buy this... or at least bid on it. But I'm
making a serious effort to revive my 12 Step Junk Ender's Program
participation. So I'll pass this on to one of you to hopefully
take advantage of. It's a great Deal for what this is...
Ebay Item Number: 1
> "burkleoj" wrote:
> Does anyone have any information or a manual on a Repco
> TC-10V Voter?
> Thanks,
> Joe - WA7JAW
I'd love to see a couple of pictures of that voter if
you can make them available. Repco in theory is still
in business but you'll waste a lot of time on the phone
figuring
> "larynl2" wrote:
> Thanx Paul, who responded directly, Randy, and Skipp. That
> puts me onto some things to check. So far the harness looks
> to be correct, with proper length jumpers made of RG9/B. I
> looked at all of the loops and they are also in good shape
> and correct size. Next
> Re: Need DB4048 Duplexer Info
> "larynl2" wrote:
> Hi all I'm working on a 1 mc. split repeater using this
> duplexer.
I would recommend you visit the following web page:
http://www.ke3ht.org/14703/db-4048.html
> Transmitter is a VHF Engineering; output is 1 watt. I'm
> using a Mastr II
> Just because Motorola comes out with a system first does
> not always mean it will be accepted as the de-facto standard,
Normally you'd want to think the above is true...
You should see the line of Borg (event attendees) waiting to
get into the IWCE Motorola Displays. Almost in-line pushin
Joe is right on the money... the front panel of the TM-3530
becomes a DMTF Pad in the Transmit Mode.
s.
> MCH wrote:
>
> Did you try using the keys on the front of the radio as the TTP? I think
> they still did that on that model and they don't have to be in a memory.
>
> Joe M.
>
> ka9qjg
Re: Daniels Electronics MT-3 Lowband Radios on 6 meters?
Yes, it can be done...
Per one of my associates who works on MT-3 units all the
time... they can be "moved" out of band but the required
work is cumbersome. The six meter band plan (out here on
the left coast) appears to have two rep
>> I would not to see one that was built by some toothless
>> piece of trailer trash so he can splatter his alcohol
>> driven filth up and down the band with some unfiltered
>> over driven linear.
>
> "i recycle computers" wrote:
> I do know about and have located lots of FRS, 11m, and
> MURS Radio Over IP links on the internet, they are similar
> to echolink "Link" type base stations.
I'd honestly have a hard time believing that... and if it
was true I'd have to ask why, because it rea
Re: 11m Repeater
> n9...@... wrote:
> Don't assume anything
Probably some of the best advise given on this group.
>> shield1...@... writes:
>> Let me get this right...you are txing on channel 31 and
>> rxing on Channel 1 in the CB band? You are not in the
>> US I assume.
Doesn't really
Re: Portable MSR2000
> Is it reasonably possible to power this MSR2000 repeater
> station with
1) 12V DC power
Yes
2) bypass the p/a to reduce TX power and current draw?
Yes, but the exciter output only is not very much. The
hardware is very heavy so it's not a super easy repeater
to b
> Run DES or P25 on MURS using An Astro Saber III or even a Dial
> Up Telco Line for control.
No Cigar, if you live in and around Northern California where I'm
at, I know two or three people who have already entered your P25
information into a scanner so after sharing the info with friend
he
If one were to honestly try and construct and complete one of
the more famous 7/8 inch, 1-1/4 inch or 1-5/8 inch hard-line
home-brew duplexers...
I could be fairly easily talked into donating the hard line to
your cause. The only hook is pick up only around Northern California
as a few Grou
> "i recycle computers" wrote:
> simple enough to add a MURS auxillary receiver to
> facilitate DTMF control of the 11 meter repeater and
> to be able to disable the repeater should users
> start to get really out of hand.
Won't work... there are a lot of people "out there" monitoring
most e
> "i recycle computers" wrote:
> yes yes. old news and already was stated by me myself. my
> point is now a days as long as you run legal power on legal
> channels they won't care if it's remote controlled or not.
Oh they may some day care, but you'd be the small zit versus
the big cold sore
One of those type of replies...
Many of you overzealous types seem to think Class D CB Radio
is the only service in or around that frequency range.
It is not...
s.
> Brian Raker wrote:
>
> It's specified in the US FCC Regs that repeaters (which are
> essentially remote control stations) a
> "i recycle computers" wrote:
> I personally think as long as you are running in band, not
> causing out of band interference, and keep at 4 watts or
> below the FCC won't really care.
They don't care much right now... but if you're causing
enough grief or trouble enough to swing the evil ey
Re: CB Radio Band Repeaters and Remote Base Operation
> I have heard numerous urban legends of 27 MHz CB repeaters
> being built. Has anyone ever come across such a thing?
They are not legend, there are or have been many examples of
CB Repeaters and/or Remote Base Operation out here in Calif
Teccor
http://www.littelfuse.com/products/Acquired+Brand/Teccor/search.html
s.
> Joe wrote:
> Just a long shot
> We are repairing a PURC high power base station that
> uses an SCR marked 9349 for switching a bias voltage.
> Anyone know of a source or replacement for the Motorola
> 93
Hi Stranger,
> "rfburnz" wrote:
> Having used the DB-212 for a 6M repeater project, I can assure
> you they work extremely well (unless you are on a rf noisy
> hilltop like I was (emphasize WAS!)
I measured about 11 dB of 53MHz desense at what I believe is the
site you're talking about, whi
> > I built my own clown of the GLD ID board back in the 80's.
> > It is still working. In my application, changing the state
> > of the remote base selects a different ID with appropriate
> > "tail msg" on the ID.
> > I also have different "speeds" embedded within the ID by
> > ratioing th
> > "kc9ddi" wrote:
> > Hello -
> > Is anyone familiar with the Kenwood KCT-19 accessory connector
> > cable? I'm trying to identify the type of plugs used to
> > connect the cable to the radio. There's 4 separate connectors
> > - 1x 8-pin, 2x 3-pin, and 1x 2-pin connectors. I'm trying to
;ll try to provide some suggestions.
skipp025 at yahoo.com
www.radiowrench.com
> "kc9ddi" wrote:
> Hello -
>
> Is anyone familiar with the Kenwood KCT-19 accessory connector
> cable? I'm trying to identify the type of plugs used to
> connect the cable t
> Re: Building a notch duplexer with notch cans.
> "NORM KNAPP" wrote:
> I am going to try to build my own loop assemblies based
> on some Sinclairs I have seen. I will post photos as well.
> The Telewave loop assemblies are almost $80 each. That
> isn't bad, but if I can build them to work
> allan crites wrote:
> Gentlemen:
> For those wishing to convert a BP cavity to operate as both
> a BP and notch cavity there exists a simple and convenient
> way to do so with out having to do surgery on the innards
> of the cavity.
We're all about simple and convenient...
> One only need
ut it, as it never needs to be fixed.
>
> 73, Joe, K1ike
>
> skipp025 wrote:
> > And to get 1970 through 1980 repeater circuit nostalgic I really
> > enjoyed building the Diode Matrix ID'er Kits offered up by
> > Hamtronics (probably the best working design), VHF-Engineering
> > (worked OK but was quirky) and Spectrum (haven't had my hands
> > on one "yet").
> >
>
> Joe wrote:
> My 6 meter repeater is still using a Maggiore Electronic Lab
> CORID board. The schematic print date is 8-86. This is a
> COR board with a diode matrix IDer on it. It just keeps
> working, never needs to be reset, no lithium battery to change.
> Kind of boring when you think
> "WB2DSS" wrote:
> Hi Skipp,
> I've been following this thread, and I believe I have
> an ID board here, SOMEPLACE!! If I can find it, do you
> want me to send it to you so you can see what it looks like?
> I may have a manual and/or schematic, if I can locate that also.
> Let me know.
> Than
Hi Pete,
Why not... the ID'er looks pretty easy to construct if anyone ever
wanted to build one from scratch (for fun and to use) we now have
most of the required information.
The guys have been corresponding with me direct and they've
sent the original ID chip to me for free reprogramming.
> Joe wrote:
> I think I have a new addictionAerotron.
> It's s nice to see the parts and be able to
> actually read voltages and make some sense out
> of what the mean.
> Joe
I worked for an Aerotron Shop and they are/were really cool
radios for the time and place. I too am a fa
> Chuck Kimball wrote:
> Yes, trying to monitor the local -48 Power system, and
> solar charging system with my APRS digi +12VDC that accepts
> 0-5VDC input.
> Chuck
The next part is how much resolution and accuracy do you want?
There are a number of ways to fudge fixed step reporting but
a
Hello back Matt,
Wow, you want a lot don't cha? I have those manuals and
could make some of that information available to you if you're
serious about restoring some of the RCA Units to Operation.
The RCA Series 500, 700 and 1000 units make great repeater
and link building blocks if you're p
Re: Building a notch duplexer with notch cans.
> "kd4wov" wrote:
> I will look to see if DB/andrew/ who ever owns them now, still
> make loops for these. I have considered fabricating some
> spare loops just to have on hand.
You would not be restricted to using DB/Andrew/DB-Spectra loops
if
> "kd4wov" wrote:
> I just had on the bench 2 notch cans on the bench.
> 1/4 wave cables vs 1/2 wave
> 1/4 wave cables give 60 db notches
> 1/2 wave cables give 45 db notches
> Big difference between the two.
> this is 2 db notch cans and i changed the cables
> between the cans.
> de kd4wov tom
> Chuck Kimball wrote:
> Speaking of monitoring
> Anyone have an easy way of converting a Positive
> Ground 48 to 72 volt system to a Negative Ground
> 0-5V for monitoring?
Do you want the voltage to vary with change in the 48 to
72 volt dc supply?
s.
> these are db 4140 notch cans. the origional connecting
> cables are 4" from connector to connector, which gives
> 6" from center of tee to center of tee. they are from
> a VHF 155/154 mhz range.
The comments in my most recent previous post were directed
toward a Sinclair Product because I
> "kd4wov" wrote:
> i looked at this duplexer, but those are pass/reject
> cavities. the cavities that i have are just notch with
> no pass. they have a single loop in each cavitiy.
>
> I would love to know how to make these into pass/reject,
> but that will not happen with these. there is
Re: GLB (Eprom, Prom and Diode Matrix IDer's)
> >Can anyone burn a 2716 Prom chip for a GLB ID-1 Ide'er?
> >Not a standard hex file. have some docs.
> Actually it's is a standard hex file. It's just created
> a bit weirdly.
There seems to be two different themes followed by a number
of Epr
It's a great deal Jeff... Just everyone else reading this
keep in mind these are wide split duplexers so you're not
easily, if at all going to get them to perform with a 600KHz
most of the USA standardized two-meter repeater offset.
s.
> "Jeff DePolo" wrote:
> An oldie but a goodie, Sinc
Re: Duplexer for TKR-720
> "tahrens301" wrote:
> Anybody have any experience with the duplexers in this
> repeater? (I have the repeater, and was wondering if
> it worth trying to find one, or go elsewhere).
The VHF "flat pack" duplexers work fine for what they are. If
you understand they will
le as
they seem to be able to properly align well through-out the
400 MHz range.
>
> MSR2000 model: ACC44KSB1100AT
> RECEIVER: VRE4001B/38
>
> 73 Eric VE2TSO
> Quebec
If no other solutions present themselves... Email me direct and
I'll try to help you.
cheers,
skipp
skipp025 at yahoo.com
> "larynl2" wrote:
> > "getting away with"?
> Yeah perhaps that was a little flippant... Conventional
> wisdom would have a deep cycle battery for service such
> as yours.
I'd love to be able to equip every site with an over-kill
Deep Cycle Battery Bank/Pack. I'd just hate to have to pa
Hi Laryn,
> "larynl2" wrote:
> So Skipp, you're with using a cranking
> battery because you never discharge below, maybe, 90%?
> Laryn K8TVZ
"getting away with"?
No, I used the 8D battery because it was a really cost
effective more time sensitive choice (the site was completely
off the ai
> Chuck Kimball wrote:
> The 100 to 200ma to hold the coil in on some of the older
> LVDs can be more than the entire load at some sites.
You are right... but what's running through the 75 Amp rated
contacts is probably more than most of the lower cost solid
state LVD's can honestly han
> "Eric Lemmon" wrote:
> Skipp,
>
> My most recent installation uses a 30-ampere-rated SunWize
> Omega LCD controller, for which I paid Tessco about $150.
That's a nice price... but the de-mark in a lot of solar charge
controllers is the current rating... with the corresponding
increase
> "Chuck Kelsey" wrote:
> Skipp -
> Do you have your schematic posted somewhere?
If you read my answer right... no the diagram is not
posted on the web, yet. You might email me direct if you
"want some ideas about the circuit".
s.
> - Original Message
full-on engaged device.
cheers,
skipp
> AA8K73 GMail wrote:
>
>
> Just curious, what is the current drain of the LVD 12-30 and LVD
> 12-75 when operating? Have you had a chance to measure it? It
> isn't mentioned on their spec sheet.
>
>
> skipp025 wrote:
> "Eric Lemmon" wrote:
> Skipp,
> A low-voltage disconnect (LVD) is normally incorporated in
> commercial solar charge controllers, and does not need to be
> purchased separately.
Not in the formerly Trace C30/C4 and now Xantrex C60 units I've
been using for a long time. They can be configu
ng eyes
staring back at us (for a while) from well up the road as
we drove out. I wasn't curious enough to hang around and
see what it was...
s.
> > skipp025 wrote:
> > Do you have a low voltage disconnect on the system?
> > s.
> >
> >> "rrat
My question to you is... do you think the cavities have
enough Q so they might be configured for a 500 KHz split
duplexer without excessive loss?
s.
> "kd4wov" wrote:
>
> Hello All,
> I am building a duplexer for use on 150.125 tx and 150.625 rx. this ia for
> a mars machine. Yes i know t
Do you have a low voltage disconnect on the system?
s.
> "rrath" wrote:
>
> I would like to thank all of you that
> replied. I asked the question because
> I thought the batteries they were bad.
> After removing from the site, I
> charged them both up and took them
> to two battery shop
> "na4it" wrote:
> I am in need of help in adding a TS-64 tone board to a
> Hamtronics COR-3.
Depends on what you're expecting the TS-64 board to do
for you. If you want to use the tone filter the input
connection point is kind of limited to the receiver
discriminator circuit. If you onl
cture, I can tell you what you have and what you
need to program it... IE give you full Kenwood Support at no
cost (I'm a Dealer). I honestly would think a trade of a Kenwood
TKR-820 (the much older model) would not be a great deal for
a Master II.
cheers,
skipp
skipp025 at yahoo.com
Re: Programming a GR300 repeater
> In any event, the same software package will handle any
> of the models I listed. The P/N is HVN8177, and is NLA
> from Motorola. You will need the software, an old slow
> computer running genuine MS-DOS, a RIB box, and cable.
Actually... another option is
> Mike Morris wrote:
> You won't hear anything from me !
> Skipp, please consider this an invitation
> to continue to post your warnings.
> Mike WA6ILQ
> moderator of repeater-builder
Thank you Mike and everyone else... It was not a moderator
of this group giving me grief for my first caution
Hello again to the Group,
Let's all please drop the follow up posts in regards to
my initial "caution" post. I placed the caution post on/at
a number of Groups (of which I am a member) and I've been
told it was totally uncalled for/wrong.
Regardless of right or wrong, I've been given he11
Re: Caution to Group Members
Trojan from Yahoo Banner Advertisements
I actually believe I received the trojan from a banner ad
while setting up new book-marks for one of the radio/repeater
Groups I frequent. A newly installed Kaspersky protection
package on the other computer caught the %$
Hello to the Group,
I wanted to advise everyone... one of my computers
received a Trojan script netsky infection, from of all
places a Yahoo Groups Banner Ad. I have/had all the pro-
active McAfee Anti-Virus software installed, running and
up to date.
I found the Norton Extraction tool, Ad A
Hi Tony,
If you can't easily find it on line... I have it in my files
and could copy and fax or mail it to you. I could scan it
but I haven't had time to configure and make my replacement
digital pdf scanner work yet (waiting on software from HP).
So as a last resort I have it available with
Hi Eric,
I found them local to me, "New Old Stock", "NOS" for under
$25 each. The posted ratings state the input and output
values with wattage for each. Input 200w, output 150w as
stated on the box with 300v in, 15v out.
I've worked with a fair number of Vicor Modules... just
so you know.
You have the VHF Mobile... do you have ether the KPT-50
or KPT-20 radio programmer? You can Email me direct for
help... I'm one of those Kenwood Dealers that's also a
Service Station and we do those type of things now and
then.
cheers,
skipp
skipp025 at yahoo.com
www.radio
> Our application is on DOCSIS network... Closed network...
> Works well for the roughly 125k devices on it...
> Auto polling for mapping is about every 90 seconds -
> refreshing the map manually causes a manual poll which
> takes about 10 seconds to complete.
> Worst case we're looking at a
If you're worried about the ratings of the unit seen on
Ebay, you can parallel two of them (paying attention to
the details of doing said) if size (mounting space)
allows.
s.
> "kk2ed" wrote:
>
> I tried eBay - there is one available which is close, but the wattage (and
> therefore current
> Reverse the logic - if it's a non-responder (no telemetry
> after n minutes), it shows up on the map as a customer out.
OK, but it can't be practical in this application (by the sheer
number of units in service) to poll individual specific locations
within n-minutes... and and that amount of
There is enough in the way of tx, rx audio and logic
signals available at the mic connector, which would
allow you to connect the more common type of simplex
repeater.
cheers,
s.
> "todda323" wrote:
>
> im considering implimenting a simplex repeater system for our family farm on
> gmrs.
> Look on the bright side: The "smart meters" allow
> the electric utility company to immediately identify
> a power outage and identify the areas affected,
If the meter's radio data transceiver operates on
electricity, which may be missing/out... how does the
dead radio notify the mothe
Re: Those PG&E Smart Meters (again)
I was on the phone to PG&E (the California Based "Energy
Provider", aka our Utility Company) yesterday asking for
a Service Address Electricity Turn-On. No problems getting
things set up and when I asked about providing access to
the site... I was told phys
quot;.
You will probably need to have a copy of the Service Manual
to understand the mentioned resistor(s) locations and
configuration.
that is all...
cheers,
skipp
skipp025 at yahoo.com
www.radiowrench.com
> "phillmobile" wrote:
>
> Hello all i am working on i
cheers,
s.
> - Original Message -
> From: skipp025
> To: Repeater-Builder@yahoogroups.com
> Sent: Friday, January 08, 2010 11:56 AM
> Subject: [Repeater-Builder] Re: DB224-JJ Dimensions Wanted
>
>
>
>
> > I'm looking for a DB224-JJ. They a
> I'm looking for a DB224-JJ. They are becoming hard to
> find, even from manufacturers. I would also consider
> a Hustler HD6-5 or something similar to that.
If someone has the dimensions for the 224-JJ Loops and maybe
the spacing distance... I think I can get them made. A local
(t
27;t understand their mindset about some of the ways they
do business, but I still like and use their products. You
learn to be sure and hold on to the original docs when you
have them.
cheers,
skipp
> Does JV at Hamtronics not have that info?
>
> Doug
>
> On 07/01/
d the parts list. Please Email me direct
if you can help.
Thank you!
Regards,
skipp
skipp025 at yahoo.com
How are/were the MIIe programmable values programmed?
s.
> DCFluX wrote:
>
> The MASTR-IIe is kinda a hybrid between the MASTR-II and MASTR-III.
>
> Essentially, The power supply and system card from the
> MASTR-III is used with MASTR-II RF hardware. The result is
> you get a repeater or ba
de some of the newer repeater controllers.
cheers,
s.
> - Original Message -
> From: skipp025
> To: Repeater-Builder@yahoogroups.com
> Sent: Monday, January 04, 2010 2:17 AM
> Subject: [Repeater-Builder] Re: Audio Mixer for multiple repeaters
>
>
ansmitters through simple logic
we could talk you through building. To disable a repeater
Transmit you'd simply supply the same receiver logic
control line to disable that one transmitter. It's
not that hard to build if you buy the voter.
s.
> Gilles Violette wrote:
> Hi S
I've removed thousands of feet of LMR-400 feedline from
radio sites as a process to source and eliminate IMD, mixing
gremlins and unwanted effects. Most all of it was in
duplex service, but not every example.
> I believe the issues with LMR were resolved years ago
> Chuck. Can you refresh th
Re: Audio Mixer for multiple repeaters
I know it wouldn't at first glance be considered a mixer...
but using an LDG Voter as a mixer (and voter) works out
very well.
http://www.ldgelectronics.com/c/252/products/5/19/1
If you don't need as many inputs, consider the CAT Auto
RLS-1000B.
htt
> DCFluX wrote:
> Spectra Engineering Party Ltd. MX-800
There were a number of 224 MHz PA's by the above mfgr
offered and sold on Ebay a few years back. They were
reported as failed or potentially as defective, but I
couldn't get any of the ones I bought to die... wish
the guy had more of the
Re: 220 repeater
> So it look like the general recommendation is a converted
> GE or Micor.
A lot of people mentioned using Hamtronics Modules if you
plan to build your own from scratch. You might go back over the
Group Posts starting around May through June of O9, you'll
see posts I made re
Chances are... (cause I wear a silly grin...) depending
on the age of your EEprom chip, it might be tired, failing
and need replacement. If the voice messages are set up
to play as macros under DTMF Command then it's probably
one of a few things. Failing to act on a DTMF Command
might be
Motorola Radius i50 interconnect repeater controller
Ebay Item Number: 150401693247
At a very good opening price... (I have nothing to do
with the auction).
If you're into Self Abuse $%*&# I mean using the
i50 Controller... well here you go. If you want to avoid
gray hair or losing it.
at least as
good at it talks. All mouth and small ears... an
alligator machine of which we seem to already have in
abundance.
cheers,
s.
> Bill Smith wrote:
> How about this PA on ebay? Item # 330387252314
> Larcan solid state PA does 600 watts FM and about 1KW on SSB
>
>
You could call Jerry at CSI in Southern California. I
have a few tp-163 units cross wired to a few trunking
controllers and I don't believe they send true reverse
burst... but there is a user set option to remove CTCSS
and DCS before the carrier drops... and those times are
adjustable.
s.
>
Hi Paul,
We're talking a repeater site type of amplifier... why
would I/someone want to heat a Repeater Site? Even with
someone working in the building? Those technical guys
don't deserve any creature comforts...
:-)
Besides, the normal building heat is propane.
s.
> "Paul Plack" wro
Re: 6 Meter RF Amplifier (PA)
I'd love to have this PA just to tinker with... but I'd
hate to be the one paying the site power bill.
"6 Meter Quintron Transmitter, PA Deck"
Ebay Item Number: 160389525215
... and hopefully one would not have to pay for the
extra real estate (cabinet space
>> Are there any current or former repeater owners/
>> operators out there who have recently taken a
>> repeater off the air on a permanent basis?
>> If so, what were your reasons?
Yeah, it happens all the time...
> I have taken at least 3 amateur radio repeaters
> off the air in the last
The 70-1052A is used to program the 70-045 / 70-065 /
70-165 / 70-265 / 70-166 / 70-266 series portables.
s.
> Matt Harker wrote:
>
> I used to program Midland radios but it's been almost 15 years.
>
> Are you looking for the eprom oven and burner for the old syntech series or,
> are you l
One other item... you can change the land line phone service
to metered rate and/or set up "life-line" service, which is
pretty darn cheap.
s.
> "larynl2" wrote:
>
> In a few days we will be dropping dialtone service to our repeater. However,
> there is still a desire to somehow dial 911.
If you have a standard telephone line and you ask for the
service to be turned off, many telco companies will leave
the line active and able to dial 911. I've got this feature
on two or three remote lines.
s.
> "larynl2" wrote:
>
> In a few days we will be dropping dialtone service to our
Reads like you're hanging around some of my more earthy
(aka wacky) Northern California/Oregon Friends. Stop by
the "Glitter Booth" next time you're at the Burning Man
Festival and we'll fix you up.
s.
ps: and don't drink the punch
>> "NORM KNAPP" wrote:
>> You didn't mention winter s
>>> "Bite Blocks" for the Mouse and all will be quiet...
>>I also find the "bite blocks" to be the best solution.
> Even better: don't leave any holes for the critters to
> get into your cabinet. I've always used bulkhead N
> feed-throughs for all my cabinet RF I/O, & a cabinet-mounted
> po
>>>A constant spinning fan makes unnecessary noise,
>> Compared to the building air conditioning/vent fans,
>> I can't even hear my fans.
I've visited many locations without AC or vent fans
running in winter time and even summer time.
>>> consumes energy
> A little, perhaps as much as one
> Ever think of writing a book.so much to offer
> and helped me and many others, many times.
They'd never let me print a book using the pictures I'd
like to put inside it. Radios and vacuum tube electronics
in reclined seductive positions.
> Thank you and Seasons Greetings to you and you
experience. I only need to turn a few times a year and have an
> IFR1200A so
> > I have a stable output, I just need to see the peak and notch.
> >
> > 73 JIM KA2AJH
> >
> > From: Repeater-Builder@yahoogroups.com [mailto:Repeater-
> >
KA2AJH
>
>
>
> From: Repeater-Builder@yahoogroups.com
> [mailto:repeater-buil...@yahoogroups.com] On Behalf Of skipp025
> Sent: Wednesday, December 23, 2009 12:36 PM
> To: Repeater-Builder@yahoogroups.com
> Subject: [Repeater-Builder] Re: Can we tuning duplexer with th
If you have a decent radio with some type of receive signal
strength indicator, some coax cables a separate transmitter
radio (an HT would work) and some attenuator pads from Ebay...
you could do it.
s.
> Azam <9w2...@...> wrote:
>
> found this simple and cheap rf measurement kit at
> http:
> >The question is... do the fans run all the time or do they
> >turn on with temperature or keyed with RF or an external
> >logic (PTT) line?
> >
> >It's pretty bad listening to fans whining at a radio site
>
> A spinning fan is a working fan. Also kind of hard for a
> mouse to build its nest
The question is... do the fans run all the time or do they
turn on with temperature or keyed with RF or an external
logic (PTT) line?
It's pretty bad listening to fans whining at a radio site
and worse is paying the electric bill for all that un-
needed air movement from an otherwise relativel
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