OEM AM/FM Radio Install !?

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Old June 19th, 2009, 04:25 PM
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Exclamation OEM AM/FM Radio Install !?

Hey guys,
I bought an am/fm radio('65), off e-bay for my '65 Vista to replace the mint working am! Installing was no prob, switched 12V no problem...ant no problem...thought I had the dash speaker right, but no sound? Radio turns on, lights up, and I hear the music coming out of the radio itself, but barely audible! Can't get it to come out of the speaker! The speaker does work!) Can't see that I'm hooking this up wrong....it's pretty simple! Does this sound like something could be wrong with the output of the radio? Guy said he tested it, but you know how that goes! Thanks.....
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Old June 19th, 2009, 05:17 PM
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I don't know a whole lot about these older models, but I'm gonna take a guess and say it's a tube radio. You could have a bad final tube. You never know.
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Old June 19th, 2009, 06:02 PM
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Let us know what you find out as my 69 Cougar has the exact same symptoms and I have always assumed it to be the speaker.

Thanks
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Old June 19th, 2009, 06:57 PM
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Originally Posted by svnt442
I don't know a whole lot about these older models, but I'm gonna take a guess and say it's a tube radio. You could have a bad final tube. You never know.
Thanks, no it's a transistor...
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Old June 19th, 2009, 07:00 PM
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Originally Posted by Nilsson
Let us know what you find out as my 69 Cougar has the exact same symptoms and I have always assumed it to be the speaker.

Thanks
I put the original radio back in in the meantime, and everything works fine...
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Old June 19th, 2009, 07:24 PM
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Assuming it has 12 volt negative ground wiring... does the impedance of the radio match the speaker? (8 ohm, 4 ohm etc...) Is the antenna connected correctly? If the speaker is grounded to the dash then there should only be one wire leading to the speaker. Listen for any audible pop or hum when you power the system, at least you'll know the speaker works.
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Old June 19th, 2009, 09:26 PM
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Originally Posted by oldsonharmont
Assuming it has 12 volt negative ground wiring... does the impedance of the radio match the speaker? (8 ohm, 4 ohm etc...) Is the antenna connected correctly? If the speaker is grounded to the dash then there should only be one wire leading to the speaker. Listen for any audible pop or hum when you power the system, at least you'll know the speaker works.
yes on the ground wiring, I assume the radio and speaker impedance match. It is the original speaker, has never been removed, works perfectly with original am radio, speaker is grounded to the dash. Only one wire for speaker to radio. When turned on, radio lights up, and I can hear the music very faintly, not from the speaker but from the radio itself. When I unplug the speaker wire from the radio, there is no change, but when I touch the speaker wire to the body of the radio, the speaker pops and comes alive, but still no music.....
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Old June 20th, 2009, 02:49 AM
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Smile Hush mode

Sounds like the audio transformer is out to lunch...need technical repair; if there is a model number for the radio, let's have it...Cutlass did not have AM/FM untill '67...fullsize was '63
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Old June 22nd, 2009, 03:23 PM
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Originally Posted by Yellowstatue
Sounds like the audio transformer is out to lunch...need technical repair; if there is a model number for the radio, let's have it...Cutlass did not have AM/FM untill '67...fullsize was '63
You're probably right on the transformer...I can't see anything I might have done wrong?! The model # is Delco 7289698...thanks.
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Old June 23rd, 2009, 03:00 AM
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Unhappy I.D.

Your 7289 number is in the '65 era but the 698 does not show up some people selling radios on E-bay refer to a website ID'ing the numbers for the radios they are selling...I am using a Delco radio service manual with a six page radio index in the front..
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Old June 23rd, 2009, 05:18 AM
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Thanks, I'll check again, maybe I read it wrong?.....
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Old July 3rd, 2009, 01:35 PM
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If you went from an AM to an AM/FM, Does it have a rear/front balancer or anything that you could turn the **** to fade the radio to the front speaker?

Just a thought....
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Old July 10th, 2009, 08:53 PM
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Originally Posted by Flye
If you went from an AM to an AM/FM, Does it have a rear/front balancer or anything that you could turn the **** to fade the radio to the front speaker?

Just a thought....
Thanks, for trying...
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