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Hi, I got this ranger rhf-618 given to me, the previous owner shorted pin 5 onthe mic plug trying to trial and error wire up a mic! so with shorting out pin 5 the up button pin, the radio is constantly going up channel the board is the same board ad the 2970n2, the cpu is almost like the...

I went to test the bias on my 148f and set the driver to 30MA and went to set the driver and I get 0.00 reading on my meter,? even tried turning VR9 and it did nothing, this could be my reason only swinging to 7 watts max? what could the problem be? Final bad? am regulator bad, but tested on...

Hi, I have a 29, I was talking on it the other day and it lost Receive, it transmits and modulates great, PA works great! no meter movement on rec, no sound. what could be the problem,? someone told me to replace r 31 so I did, no help! the schematic showed a 47K ohm there, but it originally had...

Hi, All Happy New year! I am haveing a problem with thes tug 9 I have , I can't turn it up on my uniden washington without squeeling! I did all the 470 ohm 4.7 kOhm Lpad, I also did the 10 kOHM with the .001 MFD and still squeels, And when I put my silver eagle on it, it is a audio monster ...

I have this boomer 500 and it works fine, I just got done rebuilding the power supply side, and when I shut it off, and wait like a few min then turn it on, I have to hit the reset button all the time? now the person I got it from said he had to do the same thing? any one out here have one of...

I have this amp here, and I need to find out the pre amp section on it and what transistors are the correct ones for it, it transmits super, but no pre amp, here is some pictures ot it.

Here is a good one for you cobra guru's? When I turn the mic gain on the radio, it not only changes the mic gain, it changes tone out of my speaker? what could be wrong>?

Hi, would anyone know the tining points for the northstar ns-4000. I cant find nothing on it, mainly right now frequency adjustments? Thanks

I just was given this 2510, the recieve works great, but there is no key up NOTTA nothing when mic keyed, also nothing when jumping pins 2 & 3 which I found out was the Xmit. or 1& 2 or 1 & 3. not even a tx light nothing.. any Ideas? Thanks

This probably has been pisted already but has anyone done this mod and have it work?? HIGH POWER MOD (30-35watts) This will work for most EPT-069610Z Boards. Install the parts listed below: 1. Q47 One additional 2sc1969 final with isolation hardware. 2. A heat sink should be bolted...

I need parts for my roadtalker 934.38270700 , like the channel selector and possible the 5104 pll. so if you have a roadtalker with the model number as above. and want to sell it as parts let me know. Thanks in advanced!

OK! Now that I have recieve working well , I want to try some mods on it, I am trying to do the NPC mod and I am stumped on Step 6. what wire are they talking about here is a picture, is it the green one that gors to TP7, or violet one that goes to TP8 or one of the yellow coated oned off the...

HI, woule anyone know if the S/RF meter out of a cobra 139 or a 142 would fit into the president washington? I can't find one for the washington but I found many parts radios (cobra) on Sleesbay?

Hi I got this Euro CB EPM-27 Pre-Amplifier, I was just wonering if anyone has one? Mine stopped Keying up when the preamp is turned on? and if anyone would know what could be wrong, the preamp works on pulling in the signal and the modulation meter work, just no key up? H&Y sells them Page 4

I have no receive, Well I replaced the ta7222ap and the and the MB3756 regulator, and still no receive on either ssb or AM the meter isn't even moving, I also replaced CAP 107. and still nothing, it just transmits on am and ssb? ANY Ideas>/

I was told this was the skipper 300, but it is not! the skipper has 3 relays and this one has 2. and this one has the 6LX6 tubes in it. It says SCP and I cant find any info .. it has stopped keying up and I feel it is to do with the 2 relays on that small board. here are what pics I have

Hi, I just got this A99 given to me and I need the manual, does any one possibly have one they can send me. pm me and I will send my email? Thanks

I have a friend who has a 2970, he tried to wire up another mic and shorted something, now it is stuck in TX, even with mic unplugged,, anyone know if it could be a shorted TX transistor or something in that nature? it is stuck on TX and 26.000 mhz

I have this Para Dynamics Astatic 600 meter, and the lights don't work. any one have this problem? and anyone know what size those bulbs are? I just may replace all 6? I never got the manual with it since it was used.

:cursing: I got this president washington with the 858 chip, Now the rec. is low and I installed one of those 621 pre amps. it helped a little, but not like it was when new. Now I was told the am regulator needs to be replaced because they are a known bug? Where is it? also it is starting to...