DIY Phono Preamp - The Genera Phono Preamp for MM Cartridges
A DIY Moving Magnet Phono Preamp Project
A DIY phono preamp for moving magnet cartridges that uses Graham Slee
phono preamp technology - a first for a DIY phono preamp project!
Available as a parts kit or pre-built.
This
phono preamp was designed in real time by Graham Slee on the
GSPForum.
You can read all about this DIY phono preamp design there. The technical
details explain why this is such a high performance phono preamp for
moving magnet and all high output magnetic cartridges, plus it's a great
resource for understanding the truths of audio design!
A complete Genera MM phono preamp parts pack is available through our
online shop -
go to our online shop and click your geographic location
then click the "DIY Kits,
Parts Packs and DIY Upgrades"
Go-To link, or simply scroll down and your order will only
take seconds to complete.
The
Genera DIY phono preamp design is simple and easy to build by anyone
with good PCB soldering and kit building skills.
In reading the GSPForum notes you'll realise
it's a really special high performance phono preamp design! In fact, the Genera DIY phono preamp could be easily classed as a
high-end phono preamp on performance grounds alone! Yes, it's that good!
For such a high performance professionally designed DIY phono preamp
its price of £110.00 (plus shipping and VAT where applicable) is a
real bargain!
If you'd like one pre-built tell us on our enquiry form. The price is
£132.97 (plus shipping and VAT where applicable).
Go here to buy!
Genera DIY MM Phono Preamp
Specification
Typical specification measured on a built kit of parts
Input: 2mV - 10mV (ref 1kHz)
Output: 200mV - 1V (ref above input range)
Input impedance: 47k and 220pf
Gain: 40dB (x 100)
Noise: -65dB CCIR Q-Pk 20Hz - 20kHz; -77dB A-wtd.
Distortion THD+N: better than 0.04% ref 1kHz (mix of odd and even
harmonics)
Phase margin: 78 degrees
0dB Bandwidth: 2.25MHz
Slew rate: 7.5V/uS
Clipping: +16dB
RIAA accuracy:
20Hz: +18.8dB/+18.8dB (-0.5dB/-0.5dB)
100Hz: +13.2dB/+13.3dB (+0.1dB/+0.2dB)
315Hz: +5.3dB/+5.3dB (+0.1dB/+0.1dB)
1kHz: 0dB/0dB (reference)
3150Hz: -5.2dB/-5.4dB (-0.2dB/-0.4dB)
10kHz: -13.8dB/-13.9dB (-0.1dB/-0.2dB)
20kHz: -19.3dB/-19.5dB (+0.3dB/+0.1dB)
Dimensions: 115 x 85 x 45mm (4.5 x 3.5 x 1.75 inches) approx.
Buy Online Now?
