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Pro-Ject Speed Box SE Mk II
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A very affordable speed control for most turntables. Does wonders for some of our fave 'tables such as the Wilson-Benesch Full Circle. Does not work with switching power supply 'tables (e.g. Linn w/Valhalla power supply). RETAIL $599 SALE $499 (stock only)

$499 SALE


For analog enthusiasts requiring absolute speed stability and pitch control from their turntable. Housed within a shielded metal case, free from electromagnetic interference and vibration, resides advanced high precision Quartz-generated electronic speed generation circuitry. Designed to provide ultra-stable 33-1/3 and 45 rpm speed regulation to your turntable with plus-minus pitch control monitored by a digital display (78 rpm possible with pulley change). This Quartz generated sine wave is filtered, mains-decoupled and voltage regulated for the ultimate in speed stability and regulation. All functions are microprocessor controlled for simple and precise operation.


Nominal Speeds *33-1/3 and 45 rpm - ** 78 rpm
Pitch Control ±20 steps/0.1 rpm
Quartz Oscillator Speed Stability +/- 0.001%
Turntable Connection 16V/AC 190mA max. (3W power consumption max.)
Operating Voltage 120V/AC 25mA max. (3W power consumption max.)
Output Voltage Regulated to 120V/AC ±3% for mains voltage 100-130V/AC
Power Supply Type Mains-fed Outboard Power Supply
PS Output Voltage 16V/1.000mA AC
Dimensions (WHD) 5-1/4 x 6-1/4 x 3-1/4 in
Weight 1.5 lbs

* The Pro-Ject 1.2 and RM-6 SB may not be used with the Speed Box SE. The RM-6 SB is already equipped with electronic speed change between 33 and 45 rpm. The Pro-Ject 1.2 does not employ an outboard power supply.
** 78 rpm operation is not possible with the Pro-Ject RM-9. The Pro-Ject RM-6 SB is equipped with mechanical speed change for 78 rpm with optional pulley.