ORTOFON DJ SB-2 Stroboscope
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Information
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Manufacturer Information
Ortofon
https://www.ortofon.com
support@ortofon.dk
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SOGETRONIC
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An Ortofon Accessory Designed for Demanding Adjustments
The SB-2 Stroboscope aligns with Ortofon's approach: offering simple, durable, and effective tools to optimize turntable performance. Ideal for checking motor stability, pitch adjustment, and playback accuracy.
Who Is It For and What Are Its Uses?
Designed for audiophiles, collectors, and vinyl DJs, this stroboscope is perfect for hi-fi setups, studios, or preparation before a set. An essential tool to quickly diagnose speed drift and restore perfectly calibrated drive.
Features and Innovations
Powered by 2 x 1.5 V batteries (UM4), the SB-2 offers synchronized revolutions (33 1/3, 45, 78 RPM) and high measurement precision thanks to its accurate oscillation circuit. Its compact size makes it easy to carry in a DJ case or rack drawer while ensuring excellent readability during adjustment.
Technical specifications
| Category | Turntable Maintenance | ||
| Synchronized revolutions | 78 RPM, 45 RPM, 33 1/3 RPM | Battery | 2 x 1.5 V (UM4) |
| Oscillation circuit precision | 1/100 Hz (0.1%) | Disc dimensions | 100 mm (diameter) x 1.0 mm (thickness) |
| Disc material | stainless steel | Dimensions (L x W x H) | 67 mm x 68 mm x 22 mm |
| Housing material | aluminum extrusion | Weight | 130 g (with battery) |
Questions frequently asked
What turntable speeds can this stroboscope control?
The synchronized markings cover 33 1/3, 45, and 78 RPM, for monitoring the common playback speeds of vinyl turntables.
What batteries are required for the Ortofon DJ SB-2 Stroboscope?
Power is supplied by 2 UM4 format 1.5 V batteries.
What is the measurement accuracy of the SB-2?
The oscillator circuit has an accuracy of 1/100 Hz, or 0.1%. This value allows precise pitch adjustment control. Speed drift can thus be detected during turntable calibration.
Is the stroboscopic disc durable?
The 100 mm diameter disc is made of stainless steel and has a thickness of 1.0 mm. The housing is made of aluminum extrusion.
What are the dimensions and weight of the device?
With dimensions of 67 x 68 x 22 mm, the device fits easily in a DJ case or a rack drawer. Its weight is 130 g including batteries.
