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Re: Driver Circuit Issue.....
Fault Resolved..... Ok, I traced the missing amplification between the generated signal and the driver to bad bias on Q101 in the pre-driver stage, Q102 was behaving normally, Q101 was attenuating,
By Tony Eagling · #41936 ·
Re: Icom 7000 with separation kit, MB-62 and MB105
Thanks, I've been in touch with Dave, unfortunately the rig has sold. Thanks and 73
By David Miller <k1ey@...> · #41934 ·
Re: Icom 7000 with separation kit, MB-62 and MB105
Hi David Miller, I have a purchaser. His name is Dave Doran. He is copied on this email. Please reach out to him: davethesoundman@... <mailto:davethesoundman@...>
By Dave - W4DJW · #41933 ·
Re: Complete 7000 Station Available Again
Sent you an email couple of days ago re offering $825 shipped to Fl.33319 paypal ppayment Rupert
By Rupert Walford · #41932 ·
Re: 7000 remote kit
Shipping to Florida? Thank you de AI4HO TIM
By W3LZK <ai4ho.mark@...> · #41929 ·
Re: Heat Issue
My mine also ran warm to hot but found an external fan on eBay and never had an issue for over eight years. TonyKH6TG
By Anthony (Tony), KH6TG, DMR#3172955 · #41928 ·
Re: 7000 remote kit
I have a ic 7000 remote kit for sale?Sealed in orginal boxNerve unboxed?I would like? 175$? plus shipping?Naturally? no extra charge if picked up.I am just south of Portland by i5.Ka7qqvDon
By don --------- · #41927 ·
Re: Heat Issue
Here's a thought. When Icom, or any other manufacturer, find a design fault in their equipment. They repair all under warranty and make changes to the design in the next production run. They never
By geoffrey armstrong · #41926 ·
7000 for sale
hi alI, I have decided to sell my ic 7000.? It is in good shape and have a new hm 151 to go with it...? manual, remote cord and grounding screew, mounting braclet and asorted plugs and screws that
By bob · #41925 ·
Re: Heat Issue
Hi Curt, like you I also bought my 7000 new many years ago. At the time it was one of the first to hit the shores of Australia. I have had a few problems crop up over the years but most I would say
By Hoffy · #41924 ·
Re: Heat Issue
I've always felt that mine ran hot, but didn't really have anything to compare to. An external fan helped a lot. Max KG4PID
By Max · #41923 ·
Heat Issue
I bought my IC-7000 new 14 years ago and it always amazes me, but it has always had a heat issue.? I've always felt the need for an external fan. Without the fan, after receiving for a couple hours,
By K2CWM · #41922 ·
Re: Driver Circuit Issue.....
Hi JD.... Signal levels traced with a test set's spectrum analyser, all looks good until it hits the driver board, good level in, next to nothing out.... Regards - Tony Eagling Vk7YBG
By Tony Eagling · #41921 ·
Re: Driver Circuit Issue.....
Did I miss the signal levels measured with an O'scope? Signal tracing with the 'scope should let you see which stages have gain and where it stops.
By J.D. Barron · #41920 ·
Re: Driver Circuit Issue.....
Shall do, Thanks Pasquale :-) Regards - Tony Eagling Vk7YBG
By Tony Eagling · #41919 ·
Re: Driver Circuit Issue.....
Thanks for that, I did look at Peters videos but may have missed one. Regards - Tony Eagling Vk7YBG
By Tony Eagling · #41918 ·
Re: Driver Circuit Issue.....
Try to check if your are RF signal on Driver PCB in input, then check if your are DC bias on the PD55015 Gate, there is a resistor 1 ohm on gate, check it !!!Regard, 73 Pasquale IW0HEX
By Pasquale S · #41917 ·
Re: Driver Circuit Issue.....
Hi Tony Have look at YouTube TRX LAB , I think Peter had the same issue in one of his videos, Dave 2E0DMB
By davebb123456 · #41916 ·
Driver Circuit Issue.....
Good Morning All.... I have a weird one on the bench, when I have had IC7000's with no output on any band it has always been an input/output feed or driver board issue. The unit I am working on has RF
By Tony Eagling · #41915 ·
Re: Icom IC-7000 screen issue
Mr. Pasquale, Thank you I will try this weekend . Al Mesa
By Al W4RAM · #41914 ·