PREAMPLIFIERS, 1995 TO 2006 :-

INTEGRATED PRE-AMPLIFIER 2006.
Picture 10 tube preamp in 2,000, history, Schematic of 10 tube preamp April 2000, explanations of development
of better phono topology using cascoded j-fet + triode stage, Picture of the 10 tube preamp 2006.
Five schematics of block diagram, phono, line + tone, output buffers, and power suppy.
Explanations for all schematics and final performance.

ROCKET PHONO PRE-AMPLIFIER, DEC 2005.
Description and picture of a rather good system,
Picture of the Rocket, Schematic of the Rocket, Full schematic explanation.
Schematic of reverse RIAA Eq testing circuit.
Picture of chassis underside of Rocket with Wimas and Auricaps.
See 'Nemo line level preamp & psu' page for power supply details.

NEMO LINE LEVEL PRE-AMPLIFIER AND POWER SUPPLY,  DEC 2005.
Picture of the Nemo line level preamp and Bunnerong power supply.
Nemo history and notes,  Schematic of the line level amp, explantion notes, capacitor differences,
Picture of preamp underside. Schematic of power supply and explanations.

LINE LEVEL PREAMP FROM 2003.
Fig 1,2 & 3, pictures of line level preamp supplied in 2003.
Fig 4 is the schematic for the input and output stages.
Full explanations are included.

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