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Search found 47 matches
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Topic: NO power out on MAX III
RadioMan

Replies: 8
Views: 6445
PostForum: FM transmitters   Posted: Wed Apr 19, 2006 5:34 pm   Subject: NO power out on MAX III
I found the correct trimmer for temp protection. There is a very small window while sweeping from one end to the other that turns the red "error" LED out. Is that normal. Also, after a f ...
Topic: NO power out on MAX III
RadioMan

Replies: 8
Views: 6445
PostForum: FM transmitters   Posted: Tue Apr 18, 2006 7:12 pm   Subject: NO power out on MAX III
Which is the temp trimmer?
Topic: NO power out on MAX III
RadioMan

Replies: 8
Views: 6445
PostForum: FM transmitters   Posted: Tue Apr 18, 2006 7:10 pm   Subject: NO power out on MAX III
sorry, I have no way to email a photo at present. Please explain in more detail about error/protection LED? I have no manual and no disc came with my purchase. If you remember I bought the Max 3, ...
Topic: NO power out on MAX III
RadioMan

Replies: 8
Views: 6445
PostForum: FM transmitters   Posted: Tue Apr 18, 2006 12:11 am   Subject: NO power out on MAX III
it has the led and a pot on the main board. the led reads "15 watts" , but when I hook it up to a swr i get no reading at all. also the final out (t3) does not get warm at all.
Topic: NO power out on MAX III
RadioMan

Replies: 8
Views: 6445
PostForum: FM transmitters   Posted: Tue Apr 04, 2006 7:11 pm   Subject: NO power out on MAX III
Hi folks. Bought a max 3 about a month or so ago to replace my Max II. I looked for the manual on this site but was unable to find it; everythinig is now Max 3+ and Max 4.

No power out. I can he ...
Topic: MAX PRO output
RadioMan

Replies: 10
Views: 7914
PostForum: FM transmitters   Posted: Wed Jan 04, 2006 11:22 pm   Subject: expanding/compressing coils
I know about increasing voltage in, but I read in the manual for the MP3 & MP4 that you can get a little more power out by compressing coils L2, L3, & L4 (I may have the numbers for the coils ...
Topic: MAX PRO output
RadioMan

Replies: 10
Views: 7914
PostForum: FM transmitters   Posted: Wed Dec 28, 2005 9:44 pm   Subject: MAX PRO output
I am only using 13.8v and I operate at 106.9.
Topic: MAX PRO output
RadioMan

Replies: 10
Views: 7914
PostForum: FM transmitters   Posted: Fri Dec 23, 2005 10:28 pm   Subject: MAX PRO output
The MAX PRO 1 & 2 are rated 0-5 watts (7watts max). How Do I drive it to 7 watts?
Topic: Looking for decent RG-8 cheap?
RadioMan

Replies: 1
Views: 2718
PostForum: FM transmitters   Posted: Sun Dec 18, 2005 8:46 pm   Subject: Looking for decent RG-8 cheap?
HEADS UP.....As of 12/10/05, I found 50 feet of RG-8 coax with connectors at Radio Shack for only $20.00. Thats marked down 50%. It is rated at 52 ohms. The thickness (diameter) of the cable is abo ...
Topic: guess I need some help
RadioMan

Replies: 0
Views: 2270
PostForum: FM transmitters   Posted: Thu Mar 31, 2005 6:56 pm   Subject: guess I need some help
HELP....i am having some problems with some stuff.

#1. I live in a major metro area in the states. There are technically NO FM channels open in this market, but I have found a few that are clear a ...
Topic: found a great poower supply!!
RadioMan

Replies: 8
Views: 11058
PostForum: Improvement and suggestions   Posted: Mon Mar 14, 2005 7:15 pm   Subject: found a great poower supply!!
thanks for the help & suggestions. As you can tell, I love "fiddling" with things.

In this case, however, I think I will take your advice and start with a new power supply. It's sure not w ...
Topic: found a great poower supply!!
RadioMan

Replies: 8
Views: 11058
PostForum: Improvement and suggestions   Posted: Sun Mar 13, 2005 9:17 pm   Subject: found a great poower supply!!
excuse my ignorance, but what would that accomplish? If I remember, in series the voltage would be equal to the sum of all voltages, in parallel the voltage would be the same at all points...i.e. 14vo ...
Topic: found a great poower supply!!
RadioMan

Replies: 8
Views: 11058
PostForum: Improvement and suggestions   Posted: Fri Mar 11, 2005 7:29 pm   Subject: power supply outputs
actually, there are:
3 (three) @ 14volt outputs.
1(one) @ 12volts,
1 (one) @ 45volts,
1(one) @ 5volts,
1 (one) @ -30volts (the polarity is reversed on that output).

This power ...
Topic: found a great poower supply!!
RadioMan

Replies: 8
Views: 11058
PostForum: Improvement and suggestions   Posted: Tue Mar 08, 2005 7:10 pm   Subject: found a great poower supply!!
That is the way I have it now...it works that way, but there is a method to my madness (or madness to my method)...when I hook it up to 14v it drops to 12v with a load (exciter). I would like to expe ...
Topic: found a great poower supply!!
RadioMan

Replies: 8
Views: 11058
PostForum: Improvement and suggestions   Posted: Mon Mar 07, 2005 8:48 pm   Subject: found a great poower supply!!
Marco,
I pulled apart an old VCR and yanked out the power supply. Found that it had multiple outputs. 1@45v, 3@14v, 1@12v, and 1@30v(reversed polarity). These measurements are w/o a load. When I ...
Topic: Question about HARMONICS
RadioMan

Replies: 3
Views: 4347
PostForum: FM transmitters   Posted: Mon Feb 28, 2005 7:56 pm   Subject: harmonic & (update)
thanks marco...good answer..it makes sense now.

For an update on me, I have moved my freq from 93.9 to 107.1. There were some bozo's in this market that went on @ 93.9 with 150Watts and blew me of ...
Topic: Part 15 FCC
RadioMan

Replies: 11
Views: 9998
PostForum: FM transmitters   Posted: Tue May 11, 2004 6:32 pm   Subject: legal poweroutput
so...35 to 200 feet is about right at 25mw & an antenna of 10 feet.
RM
Topic: Part 15 FCC
RadioMan

Replies: 11
Views: 9998
PostForum: FM transmitters   Posted: Fri May 07, 2004 11:55 pm   Subject: part 15
most likely i'm wrong, but i think it is now in distance of signal. Like 100 feet or something.

When I was 15 yrs old, I had a pirate AM transmitter. Under part 15, AT THAT TIME(1963), it was " ...
Topic: problems?
RadioMan

Replies: 4
Views: 4965
PostForum: FM transmitters   Posted: Fri May 07, 2004 11:46 pm   Subject: Sweet set-up
If all of the components were in the same box, how big of a power supply (current, volts & watts-plus a fan I imagine) would be needed and what would be the best way to interconnect everything). And ...
Topic: PC transmitter...attach to cb antenna in 10 story building?
RadioMan

Replies: 8
Views: 7908
PostForum: Antennas   Posted: Sat Mar 20, 2004 6:41 pm   Subject: PC transmitter...attach to cb antenna in 10 story building?
What I would probably do if I were in your situation, would be to hook it up & see what happens-HOWEVER...THAT IS NOT GENERALY A GOOD IDEA- and I'm NOT recommending it. I tend to be impulsive or comp ...
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