Re: NO RX on my new to me FT-980
Thanks Mat,
I do hear ANT and marker CW and SSB signals coming from the AF VCA on the back which I feed into an external amplifier(I can hear why FT-980 is highly regarded!)
I do hear pops in the
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Dave VE3DPC
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#287
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Re: NO RX on my new to me FT-980
As another possible debug method, are you able to plug an external speaker into the "EXT SPKR" jack on the back:
1. This could eliminate the possibility of a bad on-board speaker
2. The jack actually
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Mat Breton N8TW
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#286
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Re: NO RX on my new to me FT-980
Thanks Mat and all you guys much appreciated .... I don't know how to repay ...but first I shall keep probing.
I've got the unit filleted on my bench and found the audio( using the 25Khz harmonic
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Dave VE3DPC
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#285
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Re: NO RX on my new to me FT-980
FYI: There are better versions of the manuals (including technical) in the files section of this group. Improved scans, OCR, etc ... thanks to good work from our members.
--
-Mat Breton, N8TW
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Mat Breton N8TW
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#284
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Re: NO RX on my new to me FT-980
Hi Dave,
Sorry I wrote "cinch" , but you are right for RCA jack ! ..a small difference between Europe and American contient !
To fix your FT890 you sholud print the schematic of the "technical
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Jean-Matthieu F5RCT
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#283
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Re: NO RX on my new to me FT-980
Hey JMat...thanks for suggesting that ........It's alive !!!
from the AF RCA jack out the back....beautiful 20m cw music.
Not sure why you said "Cinch" as the audio is appearing from the RCA
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Dave VE3DPC
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#282
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Re: NO RX on my new to me FT-980
HI Dave,
The P98 connector is used for keyer option when equiped. This connector has nothing to do with your problem.
(The KEYER knob goes to this connector to adjust the speed.)
I suggest to start
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Jean-Matthieu F5RCT
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#281
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Re: NO RX on my new to me FT-980
By
N4PL
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#280
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Re: NO RX on my new to me FT-980
Hi Fred..thanks for helping..
NO AM or FM is heard.
I do see the s-meter pulsing back a forth a bit...and I adjusted the SQL knob for FM but no audio heard.
I found out the P98 connector is for a
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Dave VE3DPC
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#279
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Re: Assorted '980 ramblings and repairs
Bumping this one again...
Tuning problem resurfaced yesterday. Looks like I'll be soldering ICs. Will update the group as soon as the covers are back on the rig and it has some run-time. Hopefully
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Fred, N8YX
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#278
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Re: A rather Tatty Beginning
I second Wald's observation regarding the handle. I was toting my spare '980 to storage - rather, attempting to - when one of the screws in the handle let go. Fortunately, it was only a few inch drop
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Fred, N8YX
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#277
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Re: NO RX on my new to me FT-980
David,
Can you receive anything in AM or FM modes?
Wald, as far as the snowstorm goes...16" here in NEOH and we're still digging out, plus fighting the city to get plow trucks onto the hilly side
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Fred, N8YX
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#276
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Re: NO RX on my new to me FT-980
Have a travel thru a few times ..clay on my tires .... we got 2 feet of snow into central Ontario and we were stuck.
I plugged in 1/8" ext speaker and headphones and sprayed a touch of DeOxit in
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Dave VE3DPC
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#275
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Re: NO RX on my new to me FT-980
Hi David,
I worked from QTH yesterday... due to the same Winter storm that keeps you at home now... I am in Georgia, near Atlanta.? We rarely get snow so everybody went to a panic mode here HI.?
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N4PL
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#274
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Re: NO RX on my new to me FT-980
Thank you for the welcome Wald,
especially from work.....I'm working from home due to snow storm....so I was able to try the marker square generator
I report no audio thru speaker but do notice the
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Dave VE3DPC
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#273
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Re: NO RX on my new to me FT-980
Hi David,
Welcome to the Group!? In this express edition (currently at work) I may only suggest to try the internal marker.? There is a switch at the back of the radio.? Set marker to on and check
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N4PL
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#272
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NO RX on my new to me FT-980
Hi all 1st of all thanks for any support you may give to get this beautiful radio to RX...it does TX on CW at least haven't tried SSB
1.started by putting fresh 2x AA batteries in the memory
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Dave VE3DPC
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#271
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Re: A rather Tatty Beginning
I had not even noticed the ATT knob, if he has the original can you ask him if he would be willing to sell it, I am looking for the top and bottom metalwork as well. also the handle, I think just for
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James Sawle (MD0MDI)
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#270
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Re: A rather Tatty Beginning
Hello James,
Definitely, your FT-980 went through a lot... however, the interior may look much better so do not give up.
As far as the handle goes... I would recommend not to install one at all.?
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N4PL
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#269
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Re: A rather Tatty Beginning
I finally got around to un-earthing the radio, still nit applied power to it yet, just put on the bench to take a look at it.
It’s certainly had a hard life.
Missing the handle and quite a few
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James Sawle (MD0MDI)
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#268
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