Connex Radio Communications - Page 3 - Popular Questions, Answers, Tips & Manuals

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Connex 3300 went to ground what can i do

There is something shorted in the power supply. See if you can get a schematic from their website. Most likely parts to check are the voltage regulators, protection diodes and capacitors. A shorted diode will go to ground too.
11/19/2014 3:15:19 PM • Connex 3300... • 166 views • 1 helpful votes
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Keys up monentarly when radio is turned on

check the power switch contacts {ie do you get 13.8v at power on or after its fized a bit??? or roger bleep pa circuit can do this also
11/20/2014 3:02:16 PM • Connex CX-4300HP... • 132 views • 0 helpful votes
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How many feet of coax cable do i need for a cx 4600 turbo connex cb using a 102inch whip antenna ?

18 ft. you shouldn't have to worry because a 102 is carring a good match anyway.Make sure you use the good stuff and its not the skinny coax.
7/5/2014 1:59:55 AM • Connex Radio... • 240 views • 0 helpful votes
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2answers

Will a connex 4600 turbo cb radio operate cool enough in a dash enclosure?

I have CX-4600-T too. Mine gets way hot as well, I had a mod kit installed n it swings 215W peak power now. But the excessive heat is annoying, I think mine does have a fan in it though cause I know I felt air coming out the back before.
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5/26/2014 12:31:41 AM • Connex 4600 Base... • 498 views • 0 helpful votes
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I have a cx-366ce cb cannot hear talking what is wrong

Is squelch turned too high that it is blocking too many signals? Otherwise, it could be a faulty cable on the mic as the PTT button disconnects the speaker on the CB and a broken wire can cause the speaker to be disconnected.
6/28/2014 10:54:35 PM • Connex Cx-366ce... • 178 views • 0 helpful votes
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I need wire 4 pin mic to a 5 pin mic cobra 142 Gtl?

you'll have to seperate the ground from the shield and then attach the rx,tx,and ground ,the shild then the ground thats on the shield.
4/30/2014 1:03:57 AM • Connex Radio... • 921 views • 0 helpful votes
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Conned 3300 hp won't transmit

connex has ,I'm pretty sure , a 5 yr.warrenty.Go on their site and they will fix it for free.
6/11/2014 9:27:04 PM • Connex 3300... • 271 views • 0 helpful votes
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Can I tune my antenna using the meter on my radio?

yes,but you want to make sure your antenna is tuneable.If your SWR is to high or to low you want to be able to adjust the antenna to bring the match up or down.Anything under a 1.9:1 is ok but the lower the better
7/15/2014 8:09:02 AM • Connex 3300... • 79 views • 0 helpful votes
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Plugged in heard talk then nothing lights still worked but no power signal. help

probably sent enough power thru the reverse polarity diode to burd it but still have enough to keep lights on.
6/28/2014 10:49:30 PM • Connex Cx-366ce... • 103 views • 0 helpful votes
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Connex 3300

sounds like a power amplifier failure. have the rig serviced
4/21/2014 12:21:40 AM • Connex 3300... • 317 views • 0 helpful votes
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Connex 3400hp squeals when i key up

get the mic away from both speakers
4/17/2014 12:25:33 PM • Connex... • 311 views • 0 helpful votes
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Cx-3300

the switch for low and high power the contacts are gone or you need to check the DC voltage to the output section and the voltage drop on TX usually the likes of the cobra 148GTLDX has a bridge board you can remove and add some LCD DVM for current monitors and setting of bias etc so perhaps a regulator has failed or a resistor or the contacts on the switch you need to trace it out using current readings
4/21/2014 12:18:47 AM • Connex 3300... • 206 views • 0 helpful votes
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Courier centurion pll no transmit audio

could be in your finalwhere the problem exists.Try flexing your board by pushing down in the center to see if any noise comes through.
5/17/2014 6:33:10 PM • Connex Radio... • 85 views • 0 helpful votes
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I have a Connex 3400 Hp and it stopped receiving all of a sudden while driving down the road and the needle on my meter is dead on 0. I've doubled check to make sure all my knobs and switches we're in

check for a fuse bulb for the RX section i would have a radio engineer look at it as you smell stuff its also not a good idea to drive around with known faulty electronics in your car its a bad problem just waiting too blow up in your face... so.. dont leave electrical issue in cars your family depends on
2/16/2014 9:04:43 PM • Connex CX-3400hp... • 995 views • 0 helpful votes
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Radio want stop scanning

your keyboard membrane is needing cleaned with IPA you must have spilled coke or pepsi or somthing conductive on its membrane so i would just look to replace it you need to perhaps replace some capacitors in the controller board section {mpu for it} i think dry caps cause this esp low value ones around the mpu
4/24/2014 1:20:30 PM • Connex 3300... • 146 views • 0 helpful votes
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So im gonna have to get my own SWR meter to tune my antennas right?

not really.Many radios come with one built into the meter on the radio. For those with none you will need an external SWR meter. I would recomend a trucker 2000.
5/15/2014 10:51:04 PM • Connex 4600 Base... • 67 views • 0 helpful votes
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What channels are legal to use on a Connex 3300 with 40 upper, lower and regular settings?

only the CB band to TX on.. you may RX on any frequency. ch.1-ch.40 am and SSB if it had it.. are the FCC allowed channels. yes there are people on those other bands. user beware.
2/8/2014 1:08:33 AM • Connex 3300... • 929 views • 0 helpful votes
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No transmit signal

Does the unit work when it is not hooked up to the linear? The obvious choice is that you have blown finals in the RF output section of the radio.
4/2/2014 11:53:38 PM • Connex 3300... • 187 views • 0 helpful votes
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I have a connex cx-3600hp cb and it sounds like it has no power

your power switch it faulty as there is a drop in voltage does the meters dim down?? then the voltage supply past the power switch it dropping as it draws more current or... the audio ic has damage or one of its associated capactors sometimes a diode can become leeky its used for AM modulation also
2/25/2014 12:35:21 AM • Connex Cx-3600Hp... • 418 views • 0 helpful votes
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