Pro-Ject 16v 50Hz Replacement Motor for Debut II, Xpression, RPM 4 etc. SPU When it is turned upside

When it is turned upside down it presents a small hole to act as a cone/spike shoe

they have a vanishingly small impact on the sound and are the best solution we have found for altering the volume in a system

-Output Level    2mv/1kHz

with an oversized toroidal transformer forming the heart of the linear power supply

About the only think I'd like to have seen is a bypass for the tone controls

Pro-Ject 16v 50Hz Replacement Motor for Debut II, Xpression, RPM 4 etc. SPU When it is turned upsideThis is a 16V Motor for most current Pro Ject turntables. The motor is quiet and offers low resonance alongside continuous speed, for superlative performance. The motor is used only with the turntables listed below that also have the 16V 500mA wall wart power supply: Debut II* Debut III Debut II Phono SB* Debut III Phono SB Debut III Phono USB Debut III E Debut SE II 1. 2* 1. 2E Xpression Xpression II Xpression III 2. 9 Classic* 2. 9 Wood* 6. 9 RPM 4*