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G7SVW
Joined: 06 Sep 2007
Posts: 2
Location and locator*: newton le willows IO83ql
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 Posted: Tue 20 Jul 2010, 15:36 Post subject: g4fuf miniature pre-amp for ft 847 |
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hi all has anybody made this kit?
need a bit of help,the pre amp is in my radio and works but the sensitivity drops when i put the lid on( s9 to s3)also there is a odd oscillation that can be move up and down the band when i tune L1 (also moves with the lid on) @60db+
Has anybody come across this before?
rob g7svw |
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m1ezj
Joined: 25 Jul 2010
Posts: 1
Location and locator*: Telford IO82SO
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| Posted: Mon 26 Jul 2010, 23:24 Post subject: Re: g4fuf miniature pre-amp for ft 847 |
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| G7SVW wrote: | hi all has anybody made this kit?
need a bit of help,the pre amp is in my radio and works but the sensitivity drops when i put the lid on( s9 to s3)also there is a odd oscillation that can be move up and down the band when i tune L1 (also moves with the lid on) @60db+
Has anybody come across this before?
rob g7svw |
Hiya
yes had same probs this end,place lid n drill over reline
the reline..
73 |
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G4ASR
Joined: 25 May 2004
Posts: 144
Location and locator*: IO81MX Lower Maes-coed
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| Posted: Tue 27 Jul 2010, 08:42 Post subject: |
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What ?
_________________
G4ASR ex-G8ASR |
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G7SVW
Joined: 06 Sep 2007
Posts: 2
Location and locator*: newton le willows IO83ql
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| Posted: Mon 16 Aug 2010, 07:06 Post subject: |
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All fixed it was just a bad relay.Thanks keith for all your help  |
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