Re: 8640b issues


<sck0006> wrote in message
news:oj7jt15euc3s16ko3amsg8m09g98bsae18@xxxxxxxxxx
> I have an 8640b with issues. As frequency is increased in each range,
> it falls off to nothing or very low at the high end. Low end seems to
> work ok. I aligned the two seperate detents on the range selector
> switch, but still the same problem. Is this a common failure, or am I
> going to have to dig deeper? Sorry this is so vague, I really haven't
> had time to tear it up, but I can't keep up w/ all the customer
> equipment and repair all of ours at the same time, you know how it
> is..
> Steve

Steve
Do you have any numbers? What falls off - the frequency or the output
levels in dbm? Do you have a repair manual? (You can download one at BAMA:
http://bama.sbc.edu/index.html ) I wish I was in your shoes, I have all the
time in world to repair test equipment - aka lack of customers.

Tom


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