World Designs Phono3 Preamp with External Power Supply PSU3 (Ex-Demo)

The Phono3 is an all valve phono stage which matches a wide variety of turntables and cartridges. This standard module utilises all passive

RIAA equalisation over two gain stages to offer unparalleled accuracy and freedom from the slew rate limiting of common loop feedback EQ stages.

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The input is configured for MM . Ultra HF EQ is also micro-adjustable, if you have a 'scope, for those who wish to optimise the square wave response.

The Phono3 requires a PSU3 power supply

External dimensions with valves:

W135 x D292 x H82mm. Weight: 1.2kg

PSU3 is a high performance choke power supply with separate HT and Heater feeds for the Pre3, Pre3 CF, Pre4, Pre4 CF and Phono3 & Phono3S preamplifiers and phono stages. The PSU3 supplies the correct, smoothed, HT voltage for each unit. It can be used with either unit individually or both together. Outputs are via low impedance, multi-way sockets & plugs and umbilical cables supplied for use with our preamplifiers and phono stages.Offered in a single version only, the PSU3 features full Star Earthing and is supplied with Ultra Fast, Low Noise, Schottky Heater Diodes.

External dimensions with valves: W135 x D314 x H82mm.

Weight: 2.1kg

Preferred pick up from Oakleigh VIC. Demo is available by appointment