--- In Rob Danielson <> wrote:
> >Members have been enquiring recently about these preamps, I hope I
can provide some answers. First I must declare an interest, we
manafacture and market these preamps in the UK. (they are also
available in the US from minidisco.com).
> >These mic pre's work by boosting the mic signal by 20dB and working
> >into the 3.5mm mic socket of domestic recorders.
> >They draw their power from this socket (plug in power).
> >We believe they are the smallest and lightest mic preamps in the
> >world. The mono version, ideal for use with mics lke the ME66/K6 is
> >built inside the XLR connector and has a 1 metre output lead so you
> >use it instead of your regular mic lead. There are also 2 stereo
> >models built inside extended XLR shells.
> >Gain 20 dB
> >40 Hz-20kHz +/- 0.5 dB
> >20 Hz-20kHz -3dB
> >Headroom: maximum peak input level before clipping -28 dBu.
> >Noise and distortion - I find impossible to measure accurately but
> >I can say very low. 20 dB of gain from the 3.5 Series preamp is
> >quieter than 20 dB from the built in mic preamps in domestic
> >recorders. So if you run with the preamp in, and the recording
> >level down there is a significant improvement.
> >The specs are not as high as conventional preamps, but neither are the
> >prices, sizes or weights. Furthermore they do not need batteries, have
> >no switches or adjustments, they just plug in and go. If you want just
> >to improve recordings in a light weight, simple set up they work well.
> >Finally they are used by very many Wildlife Sound Recording Society
> >Members in the UK.
> >I hope this post is acceptable and informative, there is more
> >information on the website http://www.felmicamps.co.uk
> >Nick Roast
> >FEL Communications
> Hi Nick--
> Thanks for the informative description. Minimum size and hassle are
> huge plusses for folks with compatible mics like Nick Gordon's
> OKM's, Sony 957's, 907's ME-66's etc. Best, Rob D.
> Rob Danielson
> Film Department
> University of Wisconsin-Milwaukee
The FEL 3.5 Series work well with all the mics you mention, however
with the OKM's you would need to use the A3 battery box/preamp. With
the Sony 957 you can use the 3.5 SX5 which is built into an extended
XLR socket, so is very compact.