This is very surprising, Vicky!
I really look forward to find out the reason.
What do you connect it to? Where does the phantom power come from?
Klas
At 05:22 2011-09-25, you wrote:
>Hi Munir,
>
>This thread started because I was having noise problems with my new
>MKH8020s. In the past week I have found out that there is a noise
>issue with the entire 8000 series of mics, all the models, not just
>mine (i.e. 8040, 8060, 8070). While some people have these mics and
>they work OK, others find they have periodic loud fizzing noises in
>the mics.
>
>So no, definitely NOT, I would NOT recommend the 8000 series mics as
>100% dependable.
>
>Others might like to chime in on what mics they have found to be 100%
>reliable.
>
>Vicki
>
>
>On 25/09/2011, at 1:27 PM, Munir kureshi wrote:
>
> > Hi Vicki,
> >
> > Thank you for your input, it really helps. You like MKH8020, but
> > you also mention that they are good when they work. Have you had
> > any problems with them? I am recording some extremely endangered
> > animals and if you are lucky, you get one chance to record them.
> > You have to have 100% dependable equipments. I will checkout 4022
> > and see how they sound.
> >
> > Regards,
> >
> > Munir.
> >
> > Sent from my iPad
> >
> > On Sep 24, 2011, at 6:08 PM, vickipowys <>
> > wrote:
> >
> >> Munir,
> >>
> >> I have compared MKH20 mics with MKH8020 mics and I like the sound
> >> from the MKH8020s much better - when they work that is! MKH20s are
> >> better for nature recording with the Free Field switch ON, but are
> >> still not as good a sound as the 8020s.
> >>
> >> Many on this forum use Audio Technica 4022s which sound very good but
> >> I've not used them to make a direct comparison. I've no experience
> >> with any other brands.
> >>
> >> Vicki
> >>
> >>
> >> On 25/09/2011, at 12:16 AM, Munir kureshi wrote:
> >>
> >>> Sounds like Sennheiser MK80_ _ series microphones have some serous
> >>> problems. I am glad people are posting their experience. My plan
> >>> was to get a pair of MK80_ _ for stereo recording. Can somebody
> >>> suggest other microphones in this category that is comparable to
> >>> MK80_ _. I have MK70/MK30 pair and it works fine except MK70 which
> >>> is fairly new has some popping sound issue. I also use Schoeps CMIT
> >>> 5 with CCM 8 and that works very well when they are away from
> >>> moisture.
> >>>
> >>> Regards,
> >>>
> >>> Munir.
> >>>
> >>> Sent from my iPad
> >>>
> >>> On Sep 23, 2011, at 3:30 PM, bruce seifried
> >>> <> wrote:
> >>>
> >>>> Oh, man. I know this issue well. Unfortunately.
> >>>>
> >>>> Rather than trust my sometimes quirky memory, I will copy/paste
> >>>> part
> >>>> of one of my emails to my dealer:
> >>>>
> >>>> *********
> >>>>
> >>>> "Here's a recap of my MKH8020/8040 adventure:
> >>>>
> >>>> =95 Original order was for one pair each of MKH8020 stereo set, and
> >>>> MKH8040 stereo set. Order date 5/8/08.
> >>>>
> >>>> =95 One of the 8020 omnis went bad on my first remote job.
> >>>> Intermittent
> >>>> full output noise spikes ruined recording.
> >>>> This pair was replaced by Sennheiser on approximately 7/1/08.
> >>>>
> >>>> =95 New pair of 8020's both went bad before my first job with them.
> >>>> Both
> >>>> initially had low-level crackly noise problems. One of them
> >>>> subsequently improved, but both were returned to Sennheiser for a
> >>>> refund.
> >>>>
> >>>> =95 The 8040 pair were initially fine, and worked in my studio. They
> >>>> were set up here prior to a remote job in October, and one
> >>>> developed
> >>>> the same low-level crackles that the second 8020 pair had. This
> >>>> noise
> >>>> took about a minute to get going before manifesting itself, and was
> >>>> then continuous. These were returned to Sennheiser for a refund.
> >>>>
> >>>> I returned the 8020/8040 pairs for a refund reluctantly, since I
> >>>> did
> >>>> very much like their sound, especially the 8020s, but I no longer
> >>>> trust that these microphones are reliable enough for me to use in a
> >>>> professional situation.
> >>>>
> >>>> As a circuit designer myself, I will hazard a guess as to what
> >>>> might
> >>>> be the cause of these problems.
> >>>>
> >>>> If it were not for the intermittent full-level noise problem
> >>>> with the
> >>>> first 8020 pair, I would guess that there was some form of
> >>>> contamination to the high impedance section of the pc boards
> >>>> happening
> >>>> during manufacture, perhaps due to incomplete removal of flux
> >>>> during
> >>>> soldering. Another possibility is a bad batch of FETs or
> >>>> transistors
> >>>> sneaking into production. Less likely but still possible would
> >>>> be bad
> >>>> capacitors. Obviously, I did not open these to determine for
> >>>> certain
> >>>> what the problem(s) was/were.
> >>>>
> >>>> However, I did notice that the small circular pc board located
> >>>> between
> >>>> the two halves of the microphones was not firmly attached in place,
> >>>> and was not always accurately centered. In fact, in one of the
> >>>> mics as
> >>>> initially received it was so far out of alignment that there were
> >>>> positions of rotation of the XLR assembly where the pin was
> >>>> barely, if
> >>>> at all, making contact with the circular pc board trace. This
> >>>> might be
> >>>> a design decision that should be rethought, at least to improve on
> >>>> the
> >>>> dimensional tolerances involved."
> >>>>
> >>>> *********
> >>>>
> >>>> My dealer, Steve Remote at Aura Sonic, was a complete saint during
> >>>> this nightmare, and managed to get Sennheiser to completely refund
> >>>> the
> >>>> cost of these microphones. I have refrained from going public about
> >>>> all this, since I had not seen any other mention anywhere of anyone
> >>>> else having these sorts of problems, and I was beginning to
> >>>> doubt my
> >>>> own sanity. I tried these mics with different mic cables, two
> >>>> different Sound Devices 702 recorders, the KORG DSD recorder,
> >>>> and the
> >>>> outcome was always the same. Sennheiser denied that anyone else was
> >>>> having these problems. Apparently, I'm not insane, as is now
> >>>> apparent.
> >>>> Yay!
> >>>>
> >>>> I feel your pain!
> >>>>
> >>>>
> >>>> bruce seifried
> >>>> eclair engineering
> >>>>
> >>>>
> >>>> On Sep 22, 2011, at 4:21 AM, vickipowys wrote:
> >>>>
> >>>>> All,
> >>>>>
> >>>>> Does anyone else have problems with periodic loud fizzing noise
> >>>>> from
> >>>>> Sennheiser 8020 mics?
> >>>>>
> >>>>> Sennheiser replaced one set of mics ('faulty capsule' they
> >>>>> said) but
> >>>>> the noise persists in the replacement mics despite me checking
> >>>>> absolutely everything by way of leads and phantom power voltage
> >>>>> and
> >>>>> connectors etc. etc.
> >>>>>
> >>>>> Help please!
> >>>>>
> >>>>> Vicki Powys
> >>>>> Australia
> >>>>>
> >>>>>
> >>>>
>
>
>
>------------------------------------
>
>"While a picture is worth a thousand words, a
>sound is worth a thousand pictures." R. Murray Schafer via Bernie Krause.
>
>Yahoo! Groups Links
>
>
>
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S-748 96 Tobo, Sweden.
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email:
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