[Repeater-Builder] Slightly off topic

2003-12-30 Thread Rich Poczkalski
Apologies to Kevin and the group for the off-topic post. Does anyone happen to know what the subband 144.30-144.50 was used for before it was used for the new OSCAR subband? Thanks for the bandwidth. 73, Rich Rich Poczkalski WB2DSS [EMAIL PROTECTED] In GOD we trust, all others we run

Re: [Repeater-Builder] Re: Impedance Matching of Power Amplifiers

2003-12-30 Thread James
The worst one ... TE systems. I have even had Motorola PA's that have decided that they do not like a particular antenna system as well as some TPL stuff. (Most of the problems I have could probably been solved by cutting the feedline to the antenna to make it match to eliminate the

[Repeater-Builder] Re: Impedance Matching of Power Amplifiers

2003-12-30 Thread skipp025
Hi James, I've found many TE amps to be of better quality when compared to other brands. Since they used conventional layouts, reactance problems related to the amp can possibly be corrected. The obvious answer is a case by case examination. cheers skipp skipp025 at yahoo.com

[Repeater-Builder] Re: Looking for connectors

2003-12-30 Thread nj902
--- In Repeater-Builder@yahoogroups.com, Jeff DePolo WN3A [EMAIL PROTECTED] wrote: Anyone have a surplus, or can refer me to a source... _ Try Bob at Surplus Sales of Nebraska, 800-244-4567 Yahoo! Groups Links To visit your group

Re: [Repeater-Builder] Stock Car Racing

2003-12-30 Thread ian wells
i dont know but i received a email just like this last night ian - Original Message - From: John J. Riddell To: Repeater-Builder@yahoogroups.com Sent: Tuesday, December 30, 2003 11:56 PM Subject: Re: [Repeater-Builder] Stock Car Racing What has this

Re: [Repeater-Builder] test equipment parts

2003-12-30 Thread ian wells
thank you very much i will chase them up ian - Original Message - From: Ted Bleiman K9MDM - MDM Radio [EMAIL PROTECTED] To: Repeater-Builder@yahoogroups.com Sent: Wednesday, December 31, 2003 2:00 AM Subject: [Repeater-Builder] test equipment parts there are several used test

[Repeater-Builder] Cleaning House

2003-12-30 Thread wa2cam
HAVE THE FOLLOWING ITEMS FOR SALE. BEST OFFER PLUS THE SHIP. RESONABLE OFFERS ACCEPTED. Contact Fred off list at [EMAIL PROTECTED] GE DC CONTROL PLUG IN PL19D416999G4 GE DC CONTROL PLUG IN PL19D416999G4 GE REM/REP AUDIO PLUG IN PL19D41666782 GE XMTR CONTROL PLUG IN

[Repeater-Builder] Looking for connectors

2003-12-30 Thread Jeff DePolo WN3A
Anyone have a surplus, or can refer me to a source, of *75 ohm* type N connectors? I've run my stock dry and need a few. I can use some for RG59 as well as RG11 (either CATV type RG11 or regular RG11). The only place I've found any in stock is Pasternak and they're $12 each which is kind of

Re: [Repeater-Builder] Re: Impedance Matching of Power Amplifiers

2003-12-30 Thread Matt Krick
My thoughts They may be incorrect, If a duplexer was constructed so that the Inner conductor to outer conductor ratio was constant the length to the tunning rod, you wouldnt have the swr dips. Sure the main part is the proper ratio, but none of the designs take into account the evil

Re: [Repeater-Builder] Re: Looking for connectors

2003-12-30 Thread george vagner
try [EMAIL PROTECTED] cheap and fast. - Original Message - From: nj902 [EMAIL PROTECTED] To: Repeater-Builder@yahoogroups.com Sent: Tuesday, December 30, 2003 7:56 PM Subject: [Repeater-Builder] Re: Looking for connectors --- In Repeater-Builder@yahoogroups.com, Jeff DePolo WN3A

[Repeater-Builder]

2003-12-30 Thread DC
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[Repeater-Builder] If you climb a tower, you need to read this....

2003-12-30 Thread Mike Morris WA6ILQ
http://www.cdc.gov/elcosh/docs/d0500/d000568/d000568.html Mike Yahoo! Groups Links To visit your group on the web, go to: http://groups.yahoo.com/group/Repeater-Builder/ To unsubscribe from this group, send an email to: [EMAIL PROTECTED] Your use of Yahoo! Groups is subject to:

Re: [Repeater-Builder] If you climb a tower, you need to read this....

2003-12-30 Thread Matt Krick
I'd rather I didnt read that. Makes me almost not want to climb anymore... But it gets me out of the office. http://www.kgmn.net/Our%20Engineer.htm --Matt Mike Morris WA6ILQ wrote: http://www.cdc.gov/elcosh/docs/d0500/d000568/d000568.html Mike Yahoo! Groups Links To visit your group

Re: [Repeater-Builder] Re: Impedance Matching of Power Amplifiers

2003-12-30 Thread Kevin Custer
Correction: That should have read 1/2 wavelength. Kevin Bird has a table that can be utilized, but you just need to insure you add or remove 1/4 wavelength of cable; considering the coaxial length of the sampler. Yahoo! Groups Links To visit your group on the web, go to:

[Repeater-Builder] Moto Parts Access - Micor and more

2003-12-30 Thread wa2cam
All reasonable offers considered plus shipping conus. Please contact Fred at [EMAIL PROTECTED] off list. Motorola HLN4298B NEW 1 Motorola HLN-4336A NEW CHANNEL SEL BOARD 1 Motorola HLN-4296A NEW CHANNEL SEL BOARD 1 Motorola HLN-4296A NEW CHANNEL SEL BOARD 2 Motorola HLN-4296A NEW VOL/SQ HEAD

Re: [Repeater-Builder] Re: Impedance Matching of Power Amplifiers

2003-12-30 Thread Russ Stafford
If ever think about running a circulator? It would solve this. - Original Message - From: James To: Repeater-Builder@yahoogroups.com Sent: Tuesday, December 30, 2003 9:16 AM Subject: Re: [Repeater-Builder] Re: Impedance Matching of Power Amplifiers The

RE: [Repeater-Builder] Fan controller

2003-12-30 Thread Robin McCoy
I also have used Airpax devices with great results. Robin N7XGG rmccoy01 at earthlink dot net -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Sent: Thursday, December 25, 2003 1:21 PM To: Repeater-Builder@yahoogroups.com; [EMAIL PROTECTED] Subject: Re:

[Repeater-Builder] TK809 COS location

2003-12-30 Thread george vagner
anyone know where I can pick off for dtmf decode squelch signal on a kenwood tk809, i dont have schematics. Yahoo! Groups Links To visit your group on the web, go to: http://groups.yahoo.com/group/Repeater-Builder/ To unsubscribe from this group, send an email to: [EMAIL PROTECTED]

[Repeater-Builder] Plotting Audio Frequency Response

2003-12-30 Thread ve7fet
Ok, I've looked high and low... and come up short. I am curious to see just how good/bad the audio frequency response of my repeaters are. The problem is that I can't figure out a good way to go about doing it. I'm looking for information on how and what to use to check/plot the audio

Re: [Repeater-Builder] Re: Impedance Matching of Power Amplifiers

2003-12-30 Thread Kevin Custer
skipp025 wrote: This is true, as a former BIG M guy I've sourced my share of problems out. But there are solutions to most of them. If you use the Z-match device, after alignment into a proper 50 ohm termination the duplexer cavities should then be adjusted for min reflected power as

[Repeater-Builder] reflected power in amplifiers.

2003-12-30 Thread skipp025
re: the referenced web page. The text on the web page is not an uncommon example, but any reflected or unwanted power comming back to the power amplifier will cause much grief, reactance is just one player in the mix. The key is the mentioned circulator, which prevents (do a degree) and